/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_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:38:53,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:38:53,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:38:54,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:38:54,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:38:54,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:38:54,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:38:54,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:38:54,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:38:54,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:38:54,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:38:54,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:38:54,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:38:54,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:38:54,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:38:54,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:38:54,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:38:54,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:38:54,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:38:54,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:38:54,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:38:54,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:38:54,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:38:54,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:38:54,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:38:54,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:38:54,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:38:54,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:38:54,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:38:54,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:38:54,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:38:54,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:38:54,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:38:54,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:38:54,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:38:54,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:38:54,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:38:54,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:38:54,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:38:54,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:38:54,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:38:54,135 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 11:38:54,181 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:38:54,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:38:54,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:38:54,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:38:54,187 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:38:54,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:38:54,187 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:38:54,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:38:54,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:38:54,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:38:54,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:38:54,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:38:54,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:38:54,189 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:38:54,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:38:54,190 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:38:54,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:38:54,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:38:54,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:38:54,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:38:54,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:38:54,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:38:54,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:38:54,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:38:54,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:38:54,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:38:54,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:38:54,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:38:54,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:38:54,193 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:38:54,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:38:54,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:38:54,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:38:54,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:38:54,618 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:38:54,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2020-10-29 11:38:54,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1019fed33/0585e5d821c94df1b78e4fdd6cfc8702/FLAGd19cc65d2 [2020-10-29 11:38:55,333 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:38:55,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2020-10-29 11:38:55,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1019fed33/0585e5d821c94df1b78e4fdd6cfc8702/FLAGd19cc65d2 [2020-10-29 11:38:55,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1019fed33/0585e5d821c94df1b78e4fdd6cfc8702 [2020-10-29 11:38:55,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:38:55,619 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:38:55,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:38:55,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:38:55,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:38:55,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:38:55" (1/1) ... [2020-10-29 11:38:55,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58962510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:55, skipping insertion in model container [2020-10-29 11:38:55,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:38:55" (1/1) ... [2020-10-29 11:38:55,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:38:55,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:38:56,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:38:56,041 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:38:56,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:38:56,239 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:38:56,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56 WrapperNode [2020-10-29 11:38:56,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:38:56,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:38:56,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:38:56,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:38:56,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (1/1) ... [2020-10-29 11:38:56,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:38:56,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:38:56,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:38:56,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:38:56,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (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 11:38:56,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:38:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:38:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:38:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:38:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:38:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:38:56,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:38:56,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:38:56,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:38:56,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:38:56,504 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:38:56,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:38:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:38:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:38:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:38:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:38:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:38:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:38:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:38:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:38:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:38:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:38:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:38:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:38:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:38:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:38:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:38:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:38:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:38:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:38:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:38:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:38:57,932 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:38:57,933 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:38:57,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:38:57 BoogieIcfgContainer [2020-10-29 11:38:57,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:38:57,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:38:57,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:38:57,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:38:57,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:38:55" (1/3) ... [2020-10-29 11:38:57,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac8f36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:38:57, skipping insertion in model container [2020-10-29 11:38:57,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:56" (2/3) ... [2020-10-29 11:38:57,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac8f36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:38:57, skipping insertion in model container [2020-10-29 11:38:57,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:38:57" (3/3) ... [2020-10-29 11:38:57,948 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2020-10-29 11:38:57,961 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:38:57,966 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:38:57,979 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:38:58,006 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:38:58,006 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:38:58,006 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:38:58,006 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:38:58,006 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:38:58,007 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:38:58,007 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:38:58,007 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:38:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-29 11:38:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-29 11:38:58,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:38:58,050 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] [2020-10-29 11:38:58,050 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 11:38:58,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:38:58,057 INFO L82 PathProgramCache]: Analyzing trace with hash -996693517, now seen corresponding path program 1 times [2020-10-29 11:38:58,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:38:58,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [56993095] [2020-10-29 11:38:58,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:38:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:58,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:58,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:59,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:01,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-29 11:39:01,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:39:01,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2813 [2020-10-29 11:39:01,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:01,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:39:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:39:01,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-29 11:39:01,774 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:01,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:01,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:01,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:01,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 139 [2020-10-29 11:39:01,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:01,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:01,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:01,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:01,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:01,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:01,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:01,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:01,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:01,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:02,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:02,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:02,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:02,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:02,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:02,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:02,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:02,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:02,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:02,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:02,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:02,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:02,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:02,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:02,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:02,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:39:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:02,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:02,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:02,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:39:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:02,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:02,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:02,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:02,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:02,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:02,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:39:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:02,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:02,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:02,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:02,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:02,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:02,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:02,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:02,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:02,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:02,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:02,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:02,083 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 11:39:02,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [56993095] [2020-10-29 11:39:02,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:02,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:39:02,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140369459] [2020-10-29 11:39:02,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:39:02,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:02,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:39:02,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:39:02,111 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-10-29 11:39:02,709 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:04,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:04,309 INFO L93 Difference]: Finished difference Result 329 states and 428 transitions. [2020-10-29 11:39:04,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:39:04,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-29 11:39:04,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:04,324 INFO L225 Difference]: With dead ends: 329 [2020-10-29 11:39:04,325 INFO L226 Difference]: Without dead ends: 176 [2020-10-29 11:39:04,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:39:04,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-29 11:39:04,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 141. [2020-10-29 11:39:04,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-29 11:39:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 165 transitions. [2020-10-29 11:39:04,445 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 165 transitions. Word has length 53 [2020-10-29 11:39:04,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:04,446 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 165 transitions. [2020-10-29 11:39:04,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:39:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 165 transitions. [2020-10-29 11:39:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-29 11:39:04,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:04,451 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] [2020-10-29 11:39:04,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:39:04,451 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 11:39:04,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:04,452 INFO L82 PathProgramCache]: Analyzing trace with hash 66886113, now seen corresponding path program 1 times [2020-10-29 11:39:04,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:04,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2088668929] [2020-10-29 11:39:04,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:04,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:04,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:05,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:08,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:09,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:09,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-29 11:39:09,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:39:09,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:39:09,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:09,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:09,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:39:09,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:09,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:39:09,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:09,902 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:09,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:09,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:09,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:09,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:09,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:09,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:10,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:10,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:10,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:10,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:10,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:10,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:10,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:10,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:10,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:39:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:39:10,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:10,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:39:10,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:39:10,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:10,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:10,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:10,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:10,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:39:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:10,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:39:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:10,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 11:39:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:10,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:10,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:10,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:10,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:10,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:10,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:10,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:10,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:10,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:10,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:10,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:10,140 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 11:39:10,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2088668929] [2020-10-29 11:39:10,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:10,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:39:10,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980110736] [2020-10-29 11:39:10,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:39:10,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:10,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:39:10,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:39:10,144 INFO L87 Difference]: Start difference. First operand 141 states and 165 transitions. Second operand 8 states. [2020-10-29 11:39:10,683 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:11,875 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:13,710 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:39:14,183 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:14,546 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:15,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:15,986 INFO L93 Difference]: Finished difference Result 456 states and 611 transitions. [2020-10-29 11:39:15,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:39:15,986 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-29 11:39:15,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:16,001 INFO L225 Difference]: With dead ends: 456 [2020-10-29 11:39:16,001 INFO L226 Difference]: Without dead ends: 339 [2020-10-29 11:39:16,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:39:16,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2020-10-29 11:39:16,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 261. [2020-10-29 11:39:16,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-10-29 11:39:16,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 314 transitions. [2020-10-29 11:39:16,146 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 314 transitions. Word has length 72 [2020-10-29 11:39:16,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:16,146 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 314 transitions. [2020-10-29 11:39:16,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:39:16,146 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 314 transitions. [2020-10-29 11:39:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-29 11:39:16,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:16,151 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 11:39:16,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:39:16,151 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 11:39:16,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:16,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1054314919, now seen corresponding path program 1 times [2020-10-29 11:39:16,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:16,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1027490460] [2020-10-29 11:39:16,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:16,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:16,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:16,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:17,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:17,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 11:39:21,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:39:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-29 11:39:21,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:39:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-29 11:39:21,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:21,629 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:21,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 11:39:21,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:21,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:39:21,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:21,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:21,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:21,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:21,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:21,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:21,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:21,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:21,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:21,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:21,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:21,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:39:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:39:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:39:21,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:21,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 11:39:21,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:39:21,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:39:21,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:39:21,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:21,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:21,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:21,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:39:21,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:21,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:21,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:21,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:39:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:21,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 11:39:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:21,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:21,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:21,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:21,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 11:39:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:21,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:21,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:21,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:21,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:21,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:21,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:21,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:21,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:21,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:21,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:21,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:21,994 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 11:39:21,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1027490460] [2020-10-29 11:39:21,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:21,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:39:21,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080135888] [2020-10-29 11:39:21,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:39:21,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:21,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:39:21,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:39:21,998 INFO L87 Difference]: Start difference. First operand 261 states and 314 transitions. Second operand 11 states. [2020-10-29 11:39:22,567 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:23,629 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:24,586 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 204 [2020-10-29 11:39:26,863 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:39:27,550 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:39:27,943 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:28,323 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:28,895 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:29,919 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-10-29 11:39:32,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:32,555 INFO L93 Difference]: Finished difference Result 891 states and 1275 transitions. [2020-10-29 11:39:32,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-29 11:39:32,555 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 76 [2020-10-29 11:39:32,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:32,568 INFO L225 Difference]: With dead ends: 891 [2020-10-29 11:39:32,568 INFO L226 Difference]: Without dead ends: 716 [2020-10-29 11:39:32,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=189, Invalid=623, Unknown=0, NotChecked=0, Total=812 [2020-10-29 11:39:32,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-10-29 11:39:32,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 550. [2020-10-29 11:39:32,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 550 states. [2020-10-29 11:39:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 659 transitions. [2020-10-29 11:39:32,779 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 659 transitions. Word has length 76 [2020-10-29 11:39:32,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:32,780 INFO L481 AbstractCegarLoop]: Abstraction has 550 states and 659 transitions. [2020-10-29 11:39:32,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:39:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 659 transitions. [2020-10-29 11:39:32,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-29 11:39:32,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:32,784 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] [2020-10-29 11:39:32,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:39:32,784 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 11:39:32,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:32,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1486424703, now seen corresponding path program 1 times [2020-10-29 11:39:32,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:32,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2138183989] [2020-10-29 11:39:32,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:32,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:32,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:32,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:33,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:36,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:37,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:37,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-29 11:39:37,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:39:37,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 11:39:37,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:37,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:37,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:39:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-29 11:39:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,159 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:38,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:38,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:38,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:38,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:38,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:38,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:38,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:38,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:38,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:38,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:38,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:38,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:38,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:39:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:38,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:39:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:38,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 11:39:38,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:38,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:39:38,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:38,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:38,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:39:38,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:38,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:38,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:38,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:38,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:38,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-29 11:39:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 11:39:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:38,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:38,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:38,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:38,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-29 11:39:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:38,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:38,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:38,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:38,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:38,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:38,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:38,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:38,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:38,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:38,419 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 11:39:38,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2138183989] [2020-10-29 11:39:38,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:38,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:39:38,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086132941] [2020-10-29 11:39:38,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:39:38,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:38,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:39:38,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:39:38,423 INFO L87 Difference]: Start difference. First operand 550 states and 659 transitions. Second operand 7 states. [2020-10-29 11:39:38,923 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:40,479 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:42,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:42,959 INFO L93 Difference]: Finished difference Result 1539 states and 1965 transitions. [2020-10-29 11:39:42,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:39:42,960 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 80 [2020-10-29 11:39:42,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:42,968 INFO L225 Difference]: With dead ends: 1539 [2020-10-29 11:39:42,968 INFO L226 Difference]: Without dead ends: 1013 [2020-10-29 11:39:42,971 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:39:42,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2020-10-29 11:39:43,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 935. [2020-10-29 11:39:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2020-10-29 11:39:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1104 transitions. [2020-10-29 11:39:43,242 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1104 transitions. Word has length 80 [2020-10-29 11:39:43,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:43,243 INFO L481 AbstractCegarLoop]: Abstraction has 935 states and 1104 transitions. [2020-10-29 11:39:43,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:39:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1104 transitions. [2020-10-29 11:39:43,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:39:43,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:43,245 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] [2020-10-29 11:39:43,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:39:43,245 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 11:39:43,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:43,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1940251335, now seen corresponding path program 1 times [2020-10-29 11:39:43,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:43,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1074443100] [2020-10-29 11:39:43,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:43,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:43,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:45,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:45,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:39:45,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:45,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2526 [2020-10-29 11:39:45,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:45,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:39:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:39:45,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,161 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:46,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-29 11:39:46,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:46,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:46,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:46,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:46,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:46,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:46,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:46,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:46,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:39:46,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:39:46,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:39:46,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:39:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 11:39:46,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:46,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:39:46,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:39:46,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:46,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:46,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:39:46,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:39:46,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:46,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:39:46,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:46,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:46,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:46,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:46,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:46,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:39:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:46,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:46,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:39:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:46,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:46,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:46,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:46,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:39:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:46,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:46,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:46,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:46,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:46,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:46,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:46,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:46,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:46,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:46,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:46,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:46,443 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 11:39:46,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1074443100] [2020-10-29 11:39:46,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:46,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:39:46,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762722479] [2020-10-29 11:39:46,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:39:46,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:46,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:39:46,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:39:46,446 INFO L87 Difference]: Start difference. First operand 935 states and 1104 transitions. Second operand 9 states. [2020-10-29 11:39:46,926 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:47,611 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:49,622 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:52,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:52,290 INFO L93 Difference]: Finished difference Result 1946 states and 2507 transitions. [2020-10-29 11:39:52,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:39:52,291 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 11:39:52,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:52,302 INFO L225 Difference]: With dead ends: 1946 [2020-10-29 11:39:52,302 INFO L226 Difference]: Without dead ends: 1522 [2020-10-29 11:39:52,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:39:52,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2020-10-29 11:39:52,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1332. [2020-10-29 11:39:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-10-29 11:39:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 1627 transitions. [2020-10-29 11:39:52,638 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 1627 transitions. Word has length 90 [2020-10-29 11:39:52,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:52,641 INFO L481 AbstractCegarLoop]: Abstraction has 1332 states and 1627 transitions. [2020-10-29 11:39:52,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:39:52,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1627 transitions. [2020-10-29 11:39:52,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:39:52,644 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:52,644 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] [2020-10-29 11:39:52,645 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:39:52,645 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 11:39:52,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:52,645 INFO L82 PathProgramCache]: Analyzing trace with hash -478671336, now seen corresponding path program 1 times [2020-10-29 11:39:52,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:52,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [228633415] [2020-10-29 11:39:52,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:52,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:52,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 235 [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:52,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:52,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-29 11:39:52,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:52,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,261 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:53,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:39:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:53,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:53,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:39:53,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:39:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:53,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:53,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:53,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:39:53,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:39:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:53,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:53,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:53,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:39:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:39:53,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:39:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:53,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:53,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:53,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:39:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:53,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:39:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:53,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:53,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:53,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:53,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:53,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:53,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:53,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:53,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:53,491 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 11:39:53,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [228633415] [2020-10-29 11:39:53,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:53,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:39:53,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706839886] [2020-10-29 11:39:53,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:39:53,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:53,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:39:53,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:39:53,496 INFO L87 Difference]: Start difference. First operand 1332 states and 1627 transitions. Second operand 8 states. [2020-10-29 11:39:54,562 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:54,891 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:55,270 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:57,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:57,136 INFO L93 Difference]: Finished difference Result 2154 states and 2735 transitions. [2020-10-29 11:39:57,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:39:57,137 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-29 11:39:57,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:57,146 INFO L225 Difference]: With dead ends: 2154 [2020-10-29 11:39:57,147 INFO L226 Difference]: Without dead ends: 1412 [2020-10-29 11:39:57,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:39:57,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2020-10-29 11:39:57,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1332. [2020-10-29 11:39:57,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-10-29 11:39:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 1626 transitions. [2020-10-29 11:39:57,502 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 1626 transitions. Word has length 90 [2020-10-29 11:39:57,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:57,503 INFO L481 AbstractCegarLoop]: Abstraction has 1332 states and 1626 transitions. [2020-10-29 11:39:57,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:39:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1626 transitions. [2020-10-29 11:39:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:39:57,504 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:57,505 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] [2020-10-29 11:39:57,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:39:57,505 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 11:39:57,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:57,506 INFO L82 PathProgramCache]: Analyzing trace with hash -873038122, now seen corresponding path program 1 times [2020-10-29 11:39:57,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:57,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571705801] [2020-10-29 11:39:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:57,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 272 [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:57,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 11:39:57,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:57,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,215 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:58,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:58,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:58,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:39:58,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:39:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:58,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:58,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:39:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:58,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:58,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:39:58,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:39:58,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:58,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:58,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:58,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:39:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:39:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:39:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:58,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:58,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:39:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:58,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:58,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:58,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:58,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:58,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:58,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:58,453 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 11:39:58,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571705801] [2020-10-29 11:39:58,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:58,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:39:58,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235192698] [2020-10-29 11:39:58,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:39:58,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:58,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:39:58,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:39:58,460 INFO L87 Difference]: Start difference. First operand 1332 states and 1626 transitions. Second operand 9 states. [2020-10-29 11:39:59,843 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:00,237 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:40:00,651 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:01,041 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:03,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:03,054 INFO L93 Difference]: Finished difference Result 2752 states and 3461 transitions. [2020-10-29 11:40:03,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:40:03,055 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 11:40:03,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:03,064 INFO L225 Difference]: With dead ends: 2752 [2020-10-29 11:40:03,064 INFO L226 Difference]: Without dead ends: 1444 [2020-10-29 11:40:03,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:40:03,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2020-10-29 11:40:03,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1354. [2020-10-29 11:40:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1354 states. [2020-10-29 11:40:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 1648 transitions. [2020-10-29 11:40:03,377 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 1648 transitions. Word has length 90 [2020-10-29 11:40:03,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:03,377 INFO L481 AbstractCegarLoop]: Abstraction has 1354 states and 1648 transitions. [2020-10-29 11:40:03,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:40:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1648 transitions. [2020-10-29 11:40:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-29 11:40:03,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:03,379 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:03,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:40:03,380 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 11:40:03,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:03,380 INFO L82 PathProgramCache]: Analyzing trace with hash -626480717, now seen corresponding path program 1 times [2020-10-29 11:40:03,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:03,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [964376508] [2020-10-29 11:40:03,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:03,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:03,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:06,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:06,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-29 11:40:06,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3437 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 11:40:06,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,273 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:07,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 11:40:07,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:07,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:07,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:07,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:07,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:07,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:07,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:07,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:07,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:07,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:40:07,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:40:07,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:07,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:07,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:40:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-29 11:40:07,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 11:40:07,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:40:07,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:40:07,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:40:07,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 11:40:07,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:40:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:07,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:07,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:07,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:07,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:07,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:07,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:07,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:40:07,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:40:07,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:07,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:40:07,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:07,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:40:07,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:07,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:07,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:40:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:07,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:07,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:07,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:40:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:07,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 11:40:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:07,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:07,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:07,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:07,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:07,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:40:07,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [964376508] [2020-10-29 11:40:07,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:40:07,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:40:07,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705318113] [2020-10-29 11:40:07,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:40:07,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:07,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:40:07,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:40:07,758 INFO L87 Difference]: Start difference. First operand 1354 states and 1648 transitions. Second operand 12 states. [2020-10-29 11:40:08,422 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:09,315 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:10,385 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:10,840 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:11,241 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:11,603 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:12,023 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:12,411 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:12,787 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:13,149 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:13,572 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:13,967 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:17,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:17,453 INFO L93 Difference]: Finished difference Result 3781 states and 4750 transitions. [2020-10-29 11:40:17,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:40:17,454 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-29 11:40:17,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:17,468 INFO L225 Difference]: With dead ends: 3781 [2020-10-29 11:40:17,468 INFO L226 Difference]: Without dead ends: 2451 [2020-10-29 11:40:17,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-29 11:40:17,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2451 states. [2020-10-29 11:40:18,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2451 to 2360. [2020-10-29 11:40:18,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2360 states. [2020-10-29 11:40:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2360 states and 2801 transitions. [2020-10-29 11:40:18,081 INFO L78 Accepts]: Start accepts. Automaton has 2360 states and 2801 transitions. Word has length 102 [2020-10-29 11:40:18,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:18,082 INFO L481 AbstractCegarLoop]: Abstraction has 2360 states and 2801 transitions. [2020-10-29 11:40:18,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:40:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2801 transitions. [2020-10-29 11:40:18,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 11:40:18,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:18,085 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:18,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:40:18,087 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 11:40:18,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:18,088 INFO L82 PathProgramCache]: Analyzing trace with hash -627395825, now seen corresponding path program 1 times [2020-10-29 11:40:18,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:18,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [856945211] [2020-10-29 11:40:18,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:18,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:18,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-29 11:40:19,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1035 [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:40:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:40:19,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,512 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:19,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:40:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:19,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:19,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:40:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-29 11:40:19,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:40:19,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:19,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 11:40:19,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:40:19,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:40:19,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:19,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:40:19,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:19,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:19,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:40:19,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:40:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:19,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:19,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:19,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:19,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:19,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:40:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:19,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:19,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:40:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:19,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:19,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:19,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:19,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:19,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:19,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:19,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:19,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:19,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:19,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:19,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:40:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:40:19,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [856945211] [2020-10-29 11:40:19,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:19,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:40:19,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943074022] [2020-10-29 11:40:19,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:40:19,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:19,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:40:19,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:40:19,822 INFO L87 Difference]: Start difference. First operand 2360 states and 2801 transitions. Second operand 10 states. [2020-10-29 11:40:20,895 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:21,815 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:22,337 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:24,156 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:24,529 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:26,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:26,779 INFO L93 Difference]: Finished difference Result 4842 states and 5998 transitions. [2020-10-29 11:40:26,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:40:26,780 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-29 11:40:26,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:26,794 INFO L225 Difference]: With dead ends: 4842 [2020-10-29 11:40:26,794 INFO L226 Difference]: Without dead ends: 2374 [2020-10-29 11:40:26,803 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2020-10-29 11:40:26,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2374 states. [2020-10-29 11:40:27,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2374 to 2114. [2020-10-29 11:40:27,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2114 states. [2020-10-29 11:40:27,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2484 transitions. [2020-10-29 11:40:27,356 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2484 transitions. Word has length 106 [2020-10-29 11:40:27,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:27,357 INFO L481 AbstractCegarLoop]: Abstraction has 2114 states and 2484 transitions. [2020-10-29 11:40:27,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:40:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2484 transitions. [2020-10-29 11:40:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 11:40:27,362 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:27,362 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:27,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:40:27,363 INFO L429 AbstractCegarLoop]: === Iteration 10 === [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 11:40:27,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:27,363 INFO L82 PathProgramCache]: Analyzing trace with hash 952517649, now seen corresponding path program 1 times [2020-10-29 11:40:27,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:27,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443453935] [2020-10-29 11:40:27,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:27,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:27,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:27,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-29 11:40:27,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:27,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 112 [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:40:27,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,058 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:28,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:28,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:28,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:28,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:40:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 11:40:28,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:40:28,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:40:28,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:28,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:28,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:28,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:40:28,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:40:28,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:40:28,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:28,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:28,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:28,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:28,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:28,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:28,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:28,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:28,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:28,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:28,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:40:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:28,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:40:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:28,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:28,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:28,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:28,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:40:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:28,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:28,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:28,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:28,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:28,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:28,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:28,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:28,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:28,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:28,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:28,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:40:28,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443453935] [2020-10-29 11:40:28,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:28,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:40:28,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322678933] [2020-10-29 11:40:28,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:40:28,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:28,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:40:28,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:40:28,299 INFO L87 Difference]: Start difference. First operand 2114 states and 2484 transitions. Second operand 9 states. [2020-10-29 11:40:29,934 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:30,542 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:30,999 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:31,396 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:32,339 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:33,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:33,699 INFO L93 Difference]: Finished difference Result 4256 states and 5022 transitions. [2020-10-29 11:40:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 11:40:33,700 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2020-10-29 11:40:33,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:33,713 INFO L225 Difference]: With dead ends: 4256 [2020-10-29 11:40:33,713 INFO L226 Difference]: Without dead ends: 2157 [2020-10-29 11:40:33,720 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:40:33,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2157 states. [2020-10-29 11:40:34,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2157 to 2063. [2020-10-29 11:40:34,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2063 states. [2020-10-29 11:40:34,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 2063 states and 2347 transitions. [2020-10-29 11:40:34,153 INFO L78 Accepts]: Start accepts. Automaton has 2063 states and 2347 transitions. Word has length 106 [2020-10-29 11:40:34,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:34,153 INFO L481 AbstractCegarLoop]: Abstraction has 2063 states and 2347 transitions. [2020-10-29 11:40:34,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:40:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2347 transitions. [2020-10-29 11:40:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 11:40:34,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:34,157 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2020-10-29 11:40:34,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:40:34,158 INFO L429 AbstractCegarLoop]: === Iteration 11 === [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 11:40:34,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:34,158 INFO L82 PathProgramCache]: Analyzing trace with hash -176165004, now seen corresponding path program 1 times [2020-10-29 11:40:34,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:34,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [81094964] [2020-10-29 11:40:34,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:37,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:37,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:37,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:40:39,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:39,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-29 11:40:39,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,573 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:39,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:39,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 11:40:39,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:39,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:39,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:39,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:39,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:39,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:39,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:39,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:39,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:39,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:39,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:39,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:39,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:40:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:40:39,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-29 11:40:39,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:40:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 11:40:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 11:40:39,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:39,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 11:40:39,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:40:39,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 11:40:39,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:39,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:40:39,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:39,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:39,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:39,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:39,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:40:39,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:39,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:39,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:39,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:39,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:39,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:39,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:40:39,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:39,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:40:39,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:40:40,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:40,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:40,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:40:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:40:40,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:40:40,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:40:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:40:40,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:40,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-29 11:40:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:40:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:40:40,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:40,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:40:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:40,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 11:40:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 11:40:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 11:40:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:40,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:40,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:40,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:40,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:40,236 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-29 11:40:40,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [81094964] [2020-10-29 11:40:40,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:40:40,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:40:40,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566994565] [2020-10-29 11:40:40,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:40:40,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:40,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:40:40,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:40:40,238 INFO L87 Difference]: Start difference. First operand 2063 states and 2347 transitions. Second operand 15 states. [2020-10-29 11:40:40,787 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:41,671 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:42,780 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:43,233 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:43,659 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:44,108 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:44,522 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 11:40:45,298 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 211 [2020-10-29 11:40:46,071 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 211 [2020-10-29 11:40:46,914 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:40:47,617 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:40:49,131 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:40:50,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:50,797 INFO L93 Difference]: Finished difference Result 4168 states and 4893 transitions. [2020-10-29 11:40:50,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:40:50,798 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2020-10-29 11:40:50,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:50,810 INFO L225 Difference]: With dead ends: 4168 [2020-10-29 11:40:50,810 INFO L226 Difference]: Without dead ends: 2129 [2020-10-29 11:40:50,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 57 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=242, Invalid=814, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 11:40:50,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2020-10-29 11:40:51,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 2063. [2020-10-29 11:40:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2063 states. [2020-10-29 11:40:51,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 2063 states and 2329 transitions. [2020-10-29 11:40:51,288 INFO L78 Accepts]: Start accepts. Automaton has 2063 states and 2329 transitions. Word has length 149 [2020-10-29 11:40:51,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:51,289 INFO L481 AbstractCegarLoop]: Abstraction has 2063 states and 2329 transitions. [2020-10-29 11:40:51,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:40:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2329 transitions. [2020-10-29 11:40:51,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-29 11:40:51,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:51,293 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:40:51,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 11:40:51,293 INFO L429 AbstractCegarLoop]: === Iteration 12 === [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 11:40:51,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:51,294 INFO L82 PathProgramCache]: Analyzing trace with hash -674880700, now seen corresponding path program 1 times [2020-10-29 11:40:51,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:51,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [569811786] [2020-10-29 11:40:51,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:51,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:51,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:51,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:52,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:52,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:53,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:40:56,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:56,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-29 11:40:56,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,676 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:56,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:56,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:56,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:56,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:56,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:56,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:56,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:56,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:56,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:56,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:40:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:40:56,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 11:40:56,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:56,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:56,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:56,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:40:56,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:56,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:40:56,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:56,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:56,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:56,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:56,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:56,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:56,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:57,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:57,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:40:57,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:57,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:40:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:40:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:40:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 11:40:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:40:57,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:40:57,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:40:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:57,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:40:57,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:57,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:40:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:57,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:57,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:57,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 11:40:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 11:40:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-29 11:40:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:57,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:57,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:57,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:57,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:57,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:57,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-29 11:40:57,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [569811786] [2020-10-29 11:40:57,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:40:57,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:40:57,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618842200] [2020-10-29 11:40:57,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:40:57,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:57,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:40:57,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:40:57,280 INFO L87 Difference]: Start difference. First operand 2063 states and 2329 transitions. Second operand 13 states. [2020-10-29 11:40:57,793 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:58,713 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:59,762 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:00,540 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:41:01,285 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:41:01,644 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:02,094 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:41:03,597 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:41:04,309 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-29 11:41:05,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:05,839 INFO L93 Difference]: Finished difference Result 3735 states and 4276 transitions. [2020-10-29 11:41:05,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 11:41:05,840 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 160 [2020-10-29 11:41:05,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:05,850 INFO L225 Difference]: With dead ends: 3735 [2020-10-29 11:41:05,850 INFO L226 Difference]: Without dead ends: 1850 [2020-10-29 11:41:05,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=185, Invalid=571, Unknown=0, NotChecked=0, Total=756 [2020-10-29 11:41:05,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2020-10-29 11:41:06,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1806. [2020-10-29 11:41:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1806 states. [2020-10-29 11:41:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2008 transitions. [2020-10-29 11:41:06,166 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2008 transitions. Word has length 160 [2020-10-29 11:41:06,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:06,166 INFO L481 AbstractCegarLoop]: Abstraction has 1806 states and 2008 transitions. [2020-10-29 11:41:06,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:41:06,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2008 transitions. [2020-10-29 11:41:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-29 11:41:06,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:06,179 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-29 11:41:06,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 11:41:06,179 INFO L429 AbstractCegarLoop]: === Iteration 13 === [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 11:41:06,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:06,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1374901177, now seen corresponding path program 1 times [2020-10-29 11:41:06,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:06,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536733752] [2020-10-29 11:41:06,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:06,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:06,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:06,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-29 11:41:11,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:41:11,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 174 [2020-10-29 11:41:11,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,616 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:11,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:11,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:11,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:41:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:41:11,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:41:11,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:41:11,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:41:11,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:41:11,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:11,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:41:11,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:41:11,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 11:41:11,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:11,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:11,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:41:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 11:41:11,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:41:11,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:11,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:11,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:11,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:11,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:41:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:11,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:41:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:11,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:11,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-29 11:41:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:11,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:11,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:11,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:41:11,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:11,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:41:11,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:41:12,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:41:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:41:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 11:41:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:41:12,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:41:12,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-29 11:41:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:12,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-29 11:41:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 11:41:12,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:41:12,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:12,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:12,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:41:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:12,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:41:12,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:12,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:12,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:12,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-29 11:41:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 11:41:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-29 11:41:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:12,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 39 proven. 37 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-10-29 11:41:12,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536733752] [2020-10-29 11:41:12,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:41:12,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:41:12,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844977276] [2020-10-29 11:41:12,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:41:12,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:12,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:41:12,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:41:12,166 INFO L87 Difference]: Start difference. First operand 1806 states and 2008 transitions. Second operand 15 states. [2020-10-29 11:41:12,684 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:13,941 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:15,273 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:15,660 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:16,386 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:41:16,737 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:17,150 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:17,865 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-10-29 11:41:18,597 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-29 11:41:19,168 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:22,290 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:22,661 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:23,045 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:41:23,439 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 11:41:23,977 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:25,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:25,215 INFO L93 Difference]: Finished difference Result 3567 states and 4343 transitions. [2020-10-29 11:41:25,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-10-29 11:41:25,216 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 219 [2020-10-29 11:41:25,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:25,231 INFO L225 Difference]: With dead ends: 3567 [2020-10-29 11:41:25,231 INFO L226 Difference]: Without dead ends: 2704 [2020-10-29 11:41:25,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 100 SyntacticMatches, 7 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=781, Invalid=3001, Unknown=0, NotChecked=0, Total=3782 [2020-10-29 11:41:25,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2704 states. [2020-10-29 11:41:25,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2704 to 1968. [2020-10-29 11:41:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1968 states. [2020-10-29 11:41:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1968 states and 2188 transitions. [2020-10-29 11:41:25,666 INFO L78 Accepts]: Start accepts. Automaton has 1968 states and 2188 transitions. Word has length 219 [2020-10-29 11:41:25,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:25,666 INFO L481 AbstractCegarLoop]: Abstraction has 1968 states and 2188 transitions. [2020-10-29 11:41:25,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:41:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2188 transitions. [2020-10-29 11:41:25,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-29 11:41:25,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:25,674 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-29 11:41:25,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 11:41:25,675 INFO L429 AbstractCegarLoop]: === Iteration 14 === [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 11:41:25,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:25,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1359542230, now seen corresponding path program 1 times [2020-10-29 11:41:25,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:25,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1466609659] [2020-10-29 11:41:25,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:25,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:25,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:25,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:27,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:27,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-29 11:41:27,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:41:27,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2134 [2020-10-29 11:41:27,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:27,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:27,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 11:41:27,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-10-29 11:41:27,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-29 11:41:27,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,221 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:28,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:41:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:28,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:41:28,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:28,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:41:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:28,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:41:28,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:41:28,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:28,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:28,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:41:28,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:41:28,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:28,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:41:28,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:41:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 11:41:28,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:28,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:41:28,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:41:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-29 11:41:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:28,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:41:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:41:28,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:28,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:41:28,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-29 11:41:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-29 11:41:28,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:41:28,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:41:28,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:41:28,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:28,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:41:28,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:41:28,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:28,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:41:28,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:28,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:41:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 11:41:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:41:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-29 11:41:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:28,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-29 11:41:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:41:28,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 11:41:28,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:28,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:28,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-29 11:41:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 11:41:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:28,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:28,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:28,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-29 11:41:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:28,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:28,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:28,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:28,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:28,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:28,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 44 proven. 20 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-29 11:41:28,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1466609659] [2020-10-29 11:41:28,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:41:28,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 11:41:28,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953704651] [2020-10-29 11:41:28,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 11:41:28,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:28,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 11:41:28,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:41:28,815 INFO L87 Difference]: Start difference. First operand 1968 states and 2188 transitions. Second operand 17 states. [2020-10-29 11:41:29,415 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:30,351 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:31,276 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:41:31,644 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:32,036 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:41:32,467 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:32,871 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:41:34,566 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:41:34,966 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:41:35,345 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:41:35,792 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:38,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:38,123 INFO L93 Difference]: Finished difference Result 4335 states and 5129 transitions. [2020-10-29 11:41:38,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 11:41:38,124 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 219 [2020-10-29 11:41:38,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:38,126 INFO L225 Difference]: With dead ends: 4335 [2020-10-29 11:41:38,126 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:41:38,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=386, Invalid=1336, Unknown=0, NotChecked=0, Total=1722 [2020-10-29 11:41:38,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:41:38,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:41:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:41:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:41:38,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2020-10-29 11:41:38,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:38,140 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:41:38,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 11:41:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:41:38,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:41:38,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 11:41:38,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:41:38,554 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-10-29 11:41:38,665 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-29 11:41:43,591 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 430 DAG size of output: 287 [2020-10-29 11:41:45,527 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 290 [2020-10-29 11:41:52,240 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 363 [2020-10-29 11:41:55,978 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 343 [2020-10-29 11:41:56,876 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 240 [2020-10-29 11:41:57,226 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 230 [2020-10-29 11:41:57,500 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 219 [2020-10-29 11:41:57,641 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 219 [2020-10-29 11:41:57,759 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 219 [2020-10-29 11:42:02,315 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 363 [2020-10-29 11:42:06,936 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 240 [2020-10-29 11:42:07,294 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 230 [2020-10-29 11:42:07,561 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 219 [2020-10-29 11:42:07,703 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 219 [2020-10-29 11:42:07,818 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 219 [2020-10-29 11:42:09,930 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-29 11:42:11,910 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-10-29 11:42:12,213 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 1 [2020-10-29 11:42:12,502 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:42:13,351 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 28 [2020-10-29 11:42:13,634 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-29 11:42:13,904 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 1 [2020-10-29 11:42:15,432 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 179 DAG size of output: 22 [2020-10-29 11:42:16,907 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-10-29 11:42:17,227 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 1 [2020-10-29 11:42:18,126 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 31 [2020-10-29 11:42:18,416 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:42:20,841 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 281 DAG size of output: 28 [2020-10-29 11:42:22,220 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 222 DAG size of output: 31 [2020-10-29 11:42:22,536 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:22,841 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:42:23,849 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 33 [2020-10-29 11:42:24,127 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1