/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec4_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:02:10,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:02:10,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:02:10,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:02:10,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:02:10,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:02:10,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:02:10,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:02:10,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:02:10,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:02:10,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:02:10,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:02:10,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:02:10,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:02:10,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:02:10,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:02:10,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:02:10,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:02:10,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:02:10,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:02:10,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:02:10,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:02:10,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:02:10,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:02:10,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:02:10,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:02:10,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:02:10,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:02:10,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:02:10,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:02:10,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:02:10,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:02:10,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:02:10,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:02:10,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:02:10,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:02:10,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:02:10,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:02:10,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:02:10,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:02:10,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:02:10,662 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 [2020-10-28 17:02:10,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:02:10,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:02:10,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:02:10,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:02:10,728 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:02:10,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:02:10,729 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:02:10,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:02:10,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:02:10,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:02:10,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:02:10,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:02:10,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:02:10,731 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:02:10,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:02:10,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:02:10,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:02:10,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:02:10,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:02:10,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:02:10,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:02:10,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:02:10,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:02:10,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:02:10,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:02:10,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:02:10,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:02:10,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:02:10,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:02:10,735 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:02:11,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:02:11,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:02:11,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:02:11,229 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:02:11,233 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:02:11,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-28 17:02:11,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5905b4dc3/50a6b78777a848b884638e9ecbb99a20/FLAG2e9f57507 [2020-10-28 17:02:12,053 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:02:12,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-28 17:02:12,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5905b4dc3/50a6b78777a848b884638e9ecbb99a20/FLAG2e9f57507 [2020-10-28 17:02:12,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5905b4dc3/50a6b78777a848b884638e9ecbb99a20 [2020-10-28 17:02:12,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:02:12,239 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:02:12,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:02:12,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:02:12,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:02:12,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:12,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49acb9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12, skipping insertion in model container [2020-10-28 17:02:12,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:12,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:02:12,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:02:12,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:02:12,722 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:02:12,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:02:12,990 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:02:12,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12 WrapperNode [2020-10-28 17:02:12,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:02:12,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:02:12,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:02:12,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:02:13,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... [2020-10-28 17:02:13,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:02:13,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:02:13,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:02:13,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:02:13,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:02:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:02:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:02:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:02:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:02:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:02:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:02:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:02:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 17:02:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:02:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:02:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:02:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:02:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:02:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:02:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:02:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:02:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:02:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:02:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:02:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:02:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:02:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:02:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:02:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:02:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:02:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:02:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:02:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:02:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:02:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:02:14,493 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:02:14,494 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:02:14,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:02:14 BoogieIcfgContainer [2020-10-28 17:02:14,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:02:14,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:02:14,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:02:14,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:02:14,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:02:12" (1/3) ... [2020-10-28 17:02:14,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527ccded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:02:14, skipping insertion in model container [2020-10-28 17:02:14,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:02:12" (2/3) ... [2020-10-28 17:02:14,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527ccded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:02:14, skipping insertion in model container [2020-10-28 17:02:14,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:02:14" (3/3) ... [2020-10-28 17:02:14,516 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-10-28 17:02:14,532 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:02:14,539 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:02:14,555 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:02:14,598 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:02:14,599 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:02:14,599 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:02:14,599 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:02:14,599 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:02:14,600 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:02:14,600 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:02:14,600 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:02:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-28 17:02:14,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 17:02:14,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:14,639 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] [2020-10-28 17:02:14,639 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]=== [2020-10-28 17:02:14,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:14,647 INFO L82 PathProgramCache]: Analyzing trace with hash -464450531, now seen corresponding path program 1 times [2020-10-28 17:02:14,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:14,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185055539] [2020-10-28 17:02:14,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:15,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:17,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:17,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:02:20,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:20,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:02:20,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:02:20,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:02:20,428 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:20,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:20,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:20,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:20,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:20,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:20,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:20,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:20,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:02:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:20,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:20,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:20,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:20,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:02:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:20,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:20,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185055539] [2020-10-28 17:02:20,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:20,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 17:02:20,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681730786] [2020-10-28 17:02:20,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 17:02:20,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:20,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 17:02:20,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:02:20,583 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 3 states. [2020-10-28 17:02:22,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:22,192 INFO L93 Difference]: Finished difference Result 363 states and 470 transitions. [2020-10-28 17:02:22,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 17:02:22,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 17:02:22,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:22,210 INFO L225 Difference]: With dead ends: 363 [2020-10-28 17:02:22,210 INFO L226 Difference]: Without dead ends: 194 [2020-10-28 17:02:22,216 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:02:22,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-28 17:02:22,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 157. [2020-10-28 17:02:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-28 17:02:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 185 transitions. [2020-10-28 17:02:22,333 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 185 transitions. Word has length 47 [2020-10-28 17:02:22,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:22,334 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 185 transitions. [2020-10-28 17:02:22,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 17:02:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2020-10-28 17:02:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 17:02:22,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:22,338 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] [2020-10-28 17:02:22,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:02:22,339 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]=== [2020-10-28 17:02:22,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:22,340 INFO L82 PathProgramCache]: Analyzing trace with hash 176525449, now seen corresponding path program 1 times [2020-10-28 17:02:22,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:22,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [464744345] [2020-10-28 17:02:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:22,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:22,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:22,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:24,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:24,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:02:27,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:27,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:02:27,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:27,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:02:27,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:27,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:27,803 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:27,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:27,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:27,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:27,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:27,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:27,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:02:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:02:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:27,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:27,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:27,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:27,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:27,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:27,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [464744345] [2020-10-28 17:02:27,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:27,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:02:27,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831816730] [2020-10-28 17:02:27,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:02:27,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:27,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:02:27,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:02:27,919 INFO L87 Difference]: Start difference. First operand 157 states and 185 transitions. Second operand 4 states. [2020-10-28 17:02:28,565 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:30,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:30,040 INFO L93 Difference]: Finished difference Result 283 states and 345 transitions. [2020-10-28 17:02:30,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:02:30,042 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 17:02:30,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:30,046 INFO L225 Difference]: With dead ends: 283 [2020-10-28 17:02:30,046 INFO L226 Difference]: Without dead ends: 178 [2020-10-28 17:02:30,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:02:30,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-10-28 17:02:30,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 148. [2020-10-28 17:02:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-28 17:02:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 173 transitions. [2020-10-28 17:02:30,126 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 173 transitions. Word has length 48 [2020-10-28 17:02:30,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:30,126 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 173 transitions. [2020-10-28 17:02:30,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:02:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2020-10-28 17:02:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 17:02:30,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:30,129 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] [2020-10-28 17:02:30,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:02:30,129 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]=== [2020-10-28 17:02:30,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:30,130 INFO L82 PathProgramCache]: Analyzing trace with hash 25304294, now seen corresponding path program 1 times [2020-10-28 17:02:30,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:30,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404472558] [2020-10-28 17:02:30,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:31,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:33,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:33,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 17:02:33,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:02:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3754 [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:02:33,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,327 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:34,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:34,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-28 17:02:34,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:02:34,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:34,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:34,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:34,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:34,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:34,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:34,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:34,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:34,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:34,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:34,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:34,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:34,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:02:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:34,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:34,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:34,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:02:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:34,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:34,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:34,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:34,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:34,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:34,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404472558] [2020-10-28 17:02:34,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:34,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:02:34,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912108644] [2020-10-28 17:02:34,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:02:34,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:34,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:02:34,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:02:34,508 INFO L87 Difference]: Start difference. First operand 148 states and 173 transitions. Second operand 5 states. [2020-10-28 17:02:34,962 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:37,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:37,552 INFO L93 Difference]: Finished difference Result 440 states and 541 transitions. [2020-10-28 17:02:37,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:02:37,553 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 17:02:37,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:37,559 INFO L225 Difference]: With dead ends: 440 [2020-10-28 17:02:37,559 INFO L226 Difference]: Without dead ends: 316 [2020-10-28 17:02:37,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:02:37,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-10-28 17:02:37,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 261. [2020-10-28 17:02:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-10-28 17:02:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 312 transitions. [2020-10-28 17:02:37,681 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 312 transitions. Word has length 53 [2020-10-28 17:02:37,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:37,682 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 312 transitions. [2020-10-28 17:02:37,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:02:37,682 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 312 transitions. [2020-10-28 17:02:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 17:02:37,685 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:37,685 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] [2020-10-28 17:02:37,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:02:37,686 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]=== [2020-10-28 17:02:37,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:37,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1100512007, now seen corresponding path program 1 times [2020-10-28 17:02:37,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:37,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1892911753] [2020-10-28 17:02:37,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:37,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4581 [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:02:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 17:02:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:02:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,756 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:42,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:42,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:42,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:42,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:42,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:42,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:42,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:42,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:42,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:42,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:02:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:42,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:02:42,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:02:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:42,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:42,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:02:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:42,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:42,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:42,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1892911753] [2020-10-28 17:02:42,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:42,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:42,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856790710] [2020-10-28 17:02:42,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:42,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:42,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:42,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:42,955 INFO L87 Difference]: Start difference. First operand 261 states and 312 transitions. Second operand 8 states. [2020-10-28 17:02:43,596 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:45,205 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-28 17:02:45,688 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:02:46,103 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:02:46,979 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:02:47,414 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:48,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:48,994 INFO L93 Difference]: Finished difference Result 723 states and 939 transitions. [2020-10-28 17:02:49,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:02:49,000 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-28 17:02:49,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:49,013 INFO L225 Difference]: With dead ends: 723 [2020-10-28 17:02:49,013 INFO L226 Difference]: Without dead ends: 486 [2020-10-28 17:02:49,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:02:49,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2020-10-28 17:02:49,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 405. [2020-10-28 17:02:49,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2020-10-28 17:02:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 486 transitions. [2020-10-28 17:02:49,187 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 486 transitions. Word has length 58 [2020-10-28 17:02:49,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:49,188 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 486 transitions. [2020-10-28 17:02:49,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 486 transitions. [2020-10-28 17:02:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 17:02:49,199 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:49,200 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] [2020-10-28 17:02:49,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:02:49,200 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]=== [2020-10-28 17:02:49,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:49,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1902369120, now seen corresponding path program 1 times [2020-10-28 17:02:49,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:49,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1937805039] [2020-10-28 17:02:49,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:49,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:49,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2976 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:52,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-28 17:02:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,665 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:52,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:52,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:02:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:02:52,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:02:52,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:52,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:52,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:52,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:52,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:52,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:52,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:02:52,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:52,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:52,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:52,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:02:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:52,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:52,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:52,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:52,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:52,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:52,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:52,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:52,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:52,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:52,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:52,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1937805039] [2020-10-28 17:02:52,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:52,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:52,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725873146] [2020-10-28 17:02:52,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:52,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:52,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:52,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:52,941 INFO L87 Difference]: Start difference. First operand 405 states and 486 transitions. Second operand 8 states. [2020-10-28 17:02:54,485 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:54,906 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:55,341 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:55,733 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:56,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:56,999 INFO L93 Difference]: Finished difference Result 881 states and 1115 transitions. [2020-10-28 17:02:57,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:02:57,005 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2020-10-28 17:02:57,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:57,010 INFO L225 Difference]: With dead ends: 881 [2020-10-28 17:02:57,010 INFO L226 Difference]: Without dead ends: 500 [2020-10-28 17:02:57,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:02:57,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2020-10-28 17:02:57,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 418. [2020-10-28 17:02:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2020-10-28 17:02:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 500 transitions. [2020-10-28 17:02:57,126 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 500 transitions. Word has length 86 [2020-10-28 17:02:57,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:57,127 INFO L481 AbstractCegarLoop]: Abstraction has 418 states and 500 transitions. [2020-10-28 17:02:57,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 500 transitions. [2020-10-28 17:02:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 17:02:57,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:57,129 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] [2020-10-28 17:02:57,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:02:57,129 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]=== [2020-10-28 17:02:57,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:57,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1974755678, now seen corresponding path program 1 times [2020-10-28 17:02:57,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:57,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1109040005] [2020-10-28 17:02:57,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:57,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:57,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2226 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:59,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 17:02:59,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,718 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:59,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:59,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:02:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:02:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:02:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:59,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:02:59,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:02:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:59,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:59,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:02:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:59,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:59,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:59,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:59,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:59,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:59,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:59,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:59,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:59,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:59,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1109040005] [2020-10-28 17:02:59,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:59,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:02:59,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677706963] [2020-10-28 17:02:59,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:02:59,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:59,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:02:59,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:02:59,931 INFO L87 Difference]: Start difference. First operand 418 states and 500 transitions. Second operand 7 states. [2020-10-28 17:03:01,219 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:01,631 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:02,067 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:03,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:03,235 INFO L93 Difference]: Finished difference Result 908 states and 1174 transitions. [2020-10-28 17:03:03,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:03:03,236 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 86 [2020-10-28 17:03:03,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:03,240 INFO L225 Difference]: With dead ends: 908 [2020-10-28 17:03:03,240 INFO L226 Difference]: Without dead ends: 514 [2020-10-28 17:03:03,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:03:03,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-28 17:03:03,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 426. [2020-10-28 17:03:03,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-28 17:03:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 508 transitions. [2020-10-28 17:03:03,348 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 508 transitions. Word has length 86 [2020-10-28 17:03:03,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:03,349 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 508 transitions. [2020-10-28 17:03:03,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:03:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 508 transitions. [2020-10-28 17:03:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 17:03:03,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:03,351 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] [2020-10-28 17:03:03,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:03:03,351 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]=== [2020-10-28 17:03:03,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:03,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1644989917, now seen corresponding path program 1 times [2020-10-28 17:03:03,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:03,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [886768814] [2020-10-28 17:03:03,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:03,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:03,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:03,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:05,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:05,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 17:03:05,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:03:05,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2308 [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 17:03:05,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:06,149 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:06,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:06,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:03:06,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:06,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:06,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:06,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:06,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:06,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:06,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:06,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:03:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:06,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:03:06,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:06,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:06,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:06,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:03:06,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:06,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:03:06,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:03:06,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:06,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:03:06,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:03:06,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:06,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:06,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:03:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:06,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:06,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:06,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:06,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:06,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:03:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:06,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:06,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:03:06,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:06,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:06,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:03:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:06,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:06,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:06,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:06,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:06,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:06,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:06,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:06,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:06,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:06,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:03:06,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [886768814] [2020-10-28 17:03:06,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:03:06,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:03:06,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742566544] [2020-10-28 17:03:06,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:03:06,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:06,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:03:06,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:03:06,470 INFO L87 Difference]: Start difference. First operand 426 states and 508 transitions. Second operand 9 states. [2020-10-28 17:03:07,119 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:07,780 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:09,339 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-28 17:03:09,814 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:10,245 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:10,682 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:11,394 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-28 17:03:11,896 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:12,326 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:12,718 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:03:16,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:16,386 INFO L93 Difference]: Finished difference Result 1560 states and 2160 transitions. [2020-10-28 17:03:16,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 17:03:16,392 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 86 [2020-10-28 17:03:16,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:16,400 INFO L225 Difference]: With dead ends: 1560 [2020-10-28 17:03:16,400 INFO L226 Difference]: Without dead ends: 1158 [2020-10-28 17:03:16,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 29 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:03:16,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2020-10-28 17:03:16,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1024. [2020-10-28 17:03:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2020-10-28 17:03:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1326 transitions. [2020-10-28 17:03:16,665 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1326 transitions. Word has length 86 [2020-10-28 17:03:16,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:16,665 INFO L481 AbstractCegarLoop]: Abstraction has 1024 states and 1326 transitions. [2020-10-28 17:03:16,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:03:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1326 transitions. [2020-10-28 17:03:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-28 17:03:16,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:16,672 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:03:16,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:03:16,673 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]=== [2020-10-28 17:03:16,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:16,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1762200836, now seen corresponding path program 1 times [2020-10-28 17:03:16,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:16,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1115782911] [2020-10-28 17:03:16,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:16,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:16,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:16,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:16,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:17,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:17,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:18,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-28 17:03:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 17:03:21,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,186 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:22,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 17:03:22,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:22,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:03:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:03:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:22,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:22,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:03:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:03:22,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:03:22,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:22,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:03:22,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:22,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:03:22,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:03:22,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:22,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:03:22,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:22,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:22,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:22,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:22,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:22,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:22,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:22,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:22,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 17:03:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:03:22,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:22,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:03:22,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:22,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:03:22,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:22,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:22,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 17:03:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:22,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:22,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:22,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:22,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 17:03:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:22,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 17:03:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:22,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:22,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:22,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:22,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:22,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:22,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-28 17:03:22,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1115782911] [2020-10-28 17:03:22,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:22,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:03:22,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915329614] [2020-10-28 17:03:22,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:03:22,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:22,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:03:22,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:03:22,657 INFO L87 Difference]: Start difference. First operand 1024 states and 1326 transitions. Second operand 8 states. [2020-10-28 17:03:23,117 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:25,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:25,980 INFO L93 Difference]: Finished difference Result 2471 states and 3392 transitions. [2020-10-28 17:03:25,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:03:25,981 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 151 [2020-10-28 17:03:25,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:25,994 INFO L225 Difference]: With dead ends: 2471 [2020-10-28 17:03:25,994 INFO L226 Difference]: Without dead ends: 1471 [2020-10-28 17:03:25,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:03:26,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2020-10-28 17:03:26,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 1106. [2020-10-28 17:03:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1106 states. [2020-10-28 17:03:26,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1428 transitions. [2020-10-28 17:03:26,319 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1428 transitions. Word has length 151 [2020-10-28 17:03:26,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:26,321 INFO L481 AbstractCegarLoop]: Abstraction has 1106 states and 1428 transitions. [2020-10-28 17:03:26,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:03:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1428 transitions. [2020-10-28 17:03:26,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-10-28 17:03:26,329 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:26,330 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-28 17:03:26,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:03:26,331 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]=== [2020-10-28 17:03:26,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:26,331 INFO L82 PathProgramCache]: Analyzing trace with hash -2020424467, now seen corresponding path program 1 times [2020-10-28 17:03:26,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:26,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2130050649] [2020-10-28 17:03:26,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:28,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-28 17:03:31,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:03:31,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-28 17:03:31,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:03:31,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-28 17:03:31,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 17:03:31,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,842 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:31,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:31,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:03:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:03:31,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:31,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:31,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:31,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:31,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:31,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:31,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:31,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:31,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:31,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:31,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:31,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:31,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:31,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:31,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:31,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:32,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 17:03:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:32,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:32,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:03:32,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:32,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:32,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 17:03:32,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:32,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 17:03:32,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:32,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:32,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:32,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:03:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:32,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:32,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-28 17:03:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:32,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:03:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:03:32,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-28 17:03:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:03:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:03:32,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 17:03:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:32,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:32,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:32,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-28 17:03:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-28 17:03:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:32,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:32,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:32,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:32,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 40 proven. 4 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2020-10-28 17:03:32,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2130050649] [2020-10-28 17:03:32,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:32,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:03:32,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535660478] [2020-10-28 17:03:32,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:03:32,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:32,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:03:32,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:03:32,444 INFO L87 Difference]: Start difference. First operand 1106 states and 1428 transitions. Second operand 10 states. [2020-10-28 17:03:33,101 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:35,288 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:36,909 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:39,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:39,141 INFO L93 Difference]: Finished difference Result 3310 states and 4411 transitions. [2020-10-28 17:03:39,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 17:03:39,142 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 230 [2020-10-28 17:03:39,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:39,157 INFO L225 Difference]: With dead ends: 3310 [2020-10-28 17:03:39,157 INFO L226 Difference]: Without dead ends: 2228 [2020-10-28 17:03:39,162 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2020-10-28 17:03:39,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2020-10-28 17:03:39,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1875. [2020-10-28 17:03:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1875 states. [2020-10-28 17:03:39,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2320 transitions. [2020-10-28 17:03:39,627 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2320 transitions. Word has length 230 [2020-10-28 17:03:39,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:39,628 INFO L481 AbstractCegarLoop]: Abstraction has 1875 states and 2320 transitions. [2020-10-28 17:03:39,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:03:39,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2320 transitions. [2020-10-28 17:03:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-28 17:03:39,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:39,637 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-28 17:03:39,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:03:39,637 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]=== [2020-10-28 17:03:39,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:39,638 INFO L82 PathProgramCache]: Analyzing trace with hash 713042949, now seen corresponding path program 1 times [2020-10-28 17:03:39,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:39,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1871305026] [2020-10-28 17:03:39,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:39,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:39,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:39,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:42,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:43,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:44,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:44,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 328 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 17:03:44,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,084 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:45,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:45,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:03:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:03:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:03:45,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:45,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:45,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:45,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 17:03:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:03:45,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 17:03:45,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:45,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 17:03:45,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 17:03:45,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:45,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:03:45,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:45,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 17:03:45,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:03:45,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:03:45,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:03:45,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:03:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:45,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:03:45,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:03:45,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:03:45,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 17:03:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 17:03:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-28 17:03:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 17:03:45,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:45,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:45,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-28 17:03:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-28 17:03:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:45,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:45,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:45,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:45,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:45,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:45,793 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 51 proven. 16 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-10-28 17:03:45,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1871305026] [2020-10-28 17:03:45,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:45,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:03:45,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655956971] [2020-10-28 17:03:45,795 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:03:45,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:45,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:03:45,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:03:45,796 INFO L87 Difference]: Start difference. First operand 1875 states and 2320 transitions. Second operand 14 states. [2020-10-28 17:03:46,493 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:47,969 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:03:48,439 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:03:48,871 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 17:03:49,276 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:49,757 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:50,209 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:52,350 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:52,771 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:53,157 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:03:53,535 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:54,617 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:55,116 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:55,888 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 17:03:57,248 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-28 17:03:58,074 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-28 17:03:58,882 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-10-28 17:04:01,153 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-28 17:04:01,990 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-28 17:04:03,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:04:03,085 INFO L93 Difference]: Finished difference Result 5400 states and 7067 transitions. [2020-10-28 17:04:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-28 17:04:03,086 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 234 [2020-10-28 17:04:03,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:04:03,110 INFO L225 Difference]: With dead ends: 5400 [2020-10-28 17:04:03,110 INFO L226 Difference]: Without dead ends: 3576 [2020-10-28 17:04:03,119 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=283, Invalid=1199, Unknown=0, NotChecked=0, Total=1482 [2020-10-28 17:04:03,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3576 states. [2020-10-28 17:04:03,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3576 to 2965. [2020-10-28 17:04:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-10-28 17:04:03,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3640 transitions. [2020-10-28 17:04:03,951 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3640 transitions. Word has length 234 [2020-10-28 17:04:03,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:04:03,954 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3640 transitions. [2020-10-28 17:04:03,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:04:03,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3640 transitions. [2020-10-28 17:04:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-10-28 17:04:03,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:04:03,965 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-28 17:04:03,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:04:03,966 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]=== [2020-10-28 17:04:03,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:04:03,966 INFO L82 PathProgramCache]: Analyzing trace with hash 525699683, now seen corresponding path program 1 times [2020-10-28 17:04:03,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:04:03,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2061593239] [2020-10-28 17:04:03,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:04:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:04,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:04,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:04,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:04,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:04,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:04,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:04:09,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-28 17:04:09,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:04:09,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,382 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:04:09,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:04:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:04:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:04:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:04:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:04:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:04:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:04:09,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:04:09,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:04:09,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:04:09,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:04:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:04:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:04:09,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 17:04:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:04:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 17:04:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:04:09,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:04:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:04:09,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:04:09,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:04:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:04:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 17:04:09,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:04:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:04:09,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:04:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:04:09,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:04:09,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:04:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-28 17:04:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 17:04:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:04:09,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:04:09,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:04:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:04:09,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:09,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:04:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:04:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:04:09,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:04:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-28 17:04:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-28 17:04:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:09,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:09,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:09,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-28 17:04:09,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2061593239] [2020-10-28 17:04:09,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:04:09,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:04:09,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214870471] [2020-10-28 17:04:09,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:04:09,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:04:09,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:04:09,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:04:09,843 INFO L87 Difference]: Start difference. First operand 2965 states and 3640 transitions. Second operand 10 states. [2020-10-28 17:04:12,427 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:04:12,842 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:04:13,284 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:04:13,674 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:04:14,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:04:14,061 INFO L93 Difference]: Finished difference Result 3966 states and 5021 transitions. [2020-10-28 17:04:14,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:04:14,067 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 230 [2020-10-28 17:04:14,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:04:14,069 INFO L225 Difference]: With dead ends: 3966 [2020-10-28 17:04:14,069 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:04:14,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:04:14,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:04:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:04:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:04:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:04:14,083 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2020-10-28 17:04:14,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:04:14,084 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:04:14,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:04:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:04:14,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:04:14,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:04:14,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:04:14,234 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 17:04:19,102 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 394 DAG size of output: 360 [2020-10-28 17:04:21,683 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 399 DAG size of output: 342 [2020-10-28 17:04:24,331 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 399 DAG size of output: 342 [2020-10-28 17:04:26,652 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 288 [2020-10-28 17:04:28,684 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 286 [2020-10-28 17:04:29,208 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 188 [2020-10-28 17:04:29,502 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 193 [2020-10-28 17:04:29,754 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 193 [2020-10-28 17:04:31,380 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 399 DAG size of output: 342 [2020-10-28 17:04:33,307 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 11 [2020-10-28 17:04:33,597 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-28 17:04:34,362 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 22 [2020-10-28 17:04:34,669 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:04:35,382 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 21 [2020-10-28 17:04:35,809 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 11 [2020-10-28 17:04:36,085 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-28 17:04:36,669 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 11 [2020-10-28 17:04:37,395 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 18 [2020-10-28 17:04:39,935 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 302 DAG size of output: 26 [2020-10-28 17:04:41,870 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 208 DAG size of output: 28 [2020-10-28 17:04:42,195 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:04:42,525 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:04:43,424 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 18 [2020-10-28 17:04:43,783 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:04:44,453 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 18 [2020-10-28 17:04:46,195 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 276 DAG size of output: 28 [2020-10-28 17:04:47,107 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-10-28 17:04:47,377 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-28 17:04:47,683 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-28 17:04:48,571 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 20 [2020-10-28 17:04:49,208 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 13 [2020-10-28 17:04:49,905 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 18 [2020-10-28 17:04:51,723 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 276 DAG size of output: 28 [2020-10-28 17:04:52,117 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 8 [2020-10-28 17:04:52,977 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 18 [2020-10-28 17:04:53,237 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-28 17:04:53,527 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:04:54,852 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 234 DAG size of output: 29 [2020-10-28 17:04:55,549 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 18 [2020-10-28 17:04:56,186 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 13 [2020-10-28 17:04:56,805 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 10 [2020-10-28 17:04:57,746 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 13 [2020-10-28 17:04:58,068 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:04:58,350 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-28 17:04:59,280 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 17 [2020-10-28 17:04:59,576 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:04:59,869 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:05:00,179 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:05:01,469 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 231 DAG size of output: 29 [2020-10-28 17:05:01,870 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 16 [2020-10-28 17:05:02,643 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 31 [2020-10-28 17:05:03,786 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 195 DAG size of output: 17 [2020-10-28 17:05:04,070 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-28 17:05:04,372 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:05:04,686 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:05:06,447 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 276 DAG size of output: 28 [2020-10-28 17:05:07,076 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 13 [2020-10-28 17:05:07,383 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:05:07,710 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:05:08,349 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 13 [2020-10-28 17:05:08,743 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 21 [2020-10-28 17:05:09,076 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 17:05:09,632 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 11 [2020-10-28 17:05:09,948 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 17:05:10,254 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-28 17:05:11,192 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 22 [2020-10-28 17:05:11,199 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:05:11,199 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:05:11,199 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point L400(lines 377 401) no Hoare annotation was computed. [2020-10-28 17:05:11,200 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2020-10-28 17:05:11,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point L461(lines 434 462) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 996 1002) the Hoare annotation is: true [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 996 1002) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 1003 1011) no Hoare annotation was computed. [2020-10-28 17:05:11,202 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 1003 1011) the Hoare annotation is: true [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 1003 1011) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 741 765) the Hoare annotation is: true [2020-10-28 17:05:11,203 INFO L270 CegarLoopResult]: At program point L755(line 755) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 741 765) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point L753(lines 753 759) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L270 CegarLoopResult]: At program point L751(line 751) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point L751-1(line 751) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L274 CegarLoopResult]: For program point L749-1(lines 741 765) no Hoare annotation was computed. [2020-10-28 17:05:11,203 INFO L277 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: true [2020-10-28 17:05:11,204 INFO L274 CegarLoopResult]: For program point L747-1(line 747) no Hoare annotation was computed. [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 842 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,204 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 842 864) no Hoare annotation was computed. [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point L854-1(line 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,204 INFO L274 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-10-28 17:05:11,204 INFO L274 CegarLoopResult]: For program point L852-1(lines 852 859) no Hoare annotation was computed. [2020-10-28 17:05:11,204 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,204 INFO L270 CegarLoopResult]: At program point L848-1(line 848) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 842 864) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 798 821) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 798 821) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 798 821) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-28 17:05:11,205 INFO L274 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 277 291) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L270 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (and (or (not (<= 1 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)))) [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 277 291) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= 0 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) .cse0 (= ~waterLevel~0 0)) (or (= |old(~systemActive~0)| 0) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 277 291) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2020-10-28 17:05:11,206 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 258 276) the Hoare annotation is: true [2020-10-28 17:05:11,206 INFO L277 CegarLoopResult]: At program point L265(line 265) the Hoare annotation is: true [2020-10-28 17:05:11,206 INFO L274 CegarLoopResult]: For program point L267-2(lines 267 271) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 258 276) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 258 276) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 203 238) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 203 238) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 203 238) no Hoare annotation was computed. [2020-10-28 17:05:11,207 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 989 995) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 989 995) the Hoare annotation is: true [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 644 645) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 651 652) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point L651(lines 651 652) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2020-10-28 17:05:11,208 INFO L274 CegarLoopResult]: For program point L644(lines 644 645) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 829 838) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 829 838) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 829 838) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true [2020-10-28 17:05:11,209 INFO L277 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 954 967) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 954 967) the Hoare annotation is: true [2020-10-28 17:05:11,209 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 954 967) no Hoare annotation was computed. [2020-10-28 17:05:11,209 INFO L270 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point L161-1(lines 142 166) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point L156(line 156) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 142 166) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point L150(lines 150 158) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 142 166) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point L148-1(line 148) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point L146(lines 146 163) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-10-28 17:05:11,210 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point testENTRY(lines 670 737) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,210 INFO L270 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (not (= ~waterLevel~0 0)) (<= 0 ~waterLevel~0)))) [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L270 CegarLoopResult]: At program point L727(lines 680 729) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (not (= ~waterLevel~0 0)) (<= 0 ~waterLevel~0)))) [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point testFINAL(lines 670 737) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L270 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (= ~pumpRunning~0 0) (<= 0 ~waterLevel~0)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L690-1(lines 690 696) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L270 CegarLoopResult]: At program point L730(lines 679 731) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,211 INFO L270 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (not (= ~waterLevel~0 0)) (<= 0 ~waterLevel~0)))) [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-10-28 17:05:11,211 INFO L270 CegarLoopResult]: At program point L718-1(lines 710 725) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (not (= ~waterLevel~0 0)) (<= 0 ~waterLevel~0)))) [2020-10-28 17:05:11,211 INFO L274 CegarLoopResult]: For program point L681(lines 680 729) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L270 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0) (<= 0 ~waterLevel~0)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L710(lines 710 725) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point testEXIT(lines 670 737) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 598 599) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L605(lines 605 606) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 605 606) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L598(lines 598 599) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L588(lines 588 608) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 968 976) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 968 976) the Hoare annotation is: true [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 968 976) no Hoare annotation was computed. [2020-10-28 17:05:11,212 INFO L274 CegarLoopResult]: For program point L930-2(lines 930 938) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 922 944) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 922 944) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 922 944) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L930(lines 930 938) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L541(lines 519 542) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L500(lines 500 516) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L560(lines 560 567) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L521(lines 520 540) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2020-10-28 17:05:11,213 INFO L274 CegarLoopResult]: For program point L517(lines 517 558) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L559(lines 559 570) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:05:11,214 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 167 174) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 167 174) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 167 174) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L277 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: true [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point L246-1(line 246) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed. [2020-10-28 17:05:11,215 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 945 953) the Hoare annotation is: true [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 945 953) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 945 953) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 901 912) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (= 0 ~systemActive~0) .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0))) [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point L905-1(lines 901 912) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 901 912) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 913 921) the Hoare annotation is: true [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:05:11,216 INFO L270 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (and (or (not (<= 1 |old(~waterLevel~0)|)) (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0))) [2020-10-28 17:05:11,216 INFO L274 CegarLoopResult]: For program point L62(lines 61 80) no Hoare annotation was computed. [2020-10-28 17:05:11,217 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 58 81) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,217 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 58 81) no Hoare annotation was computed. [2020-10-28 17:05:11,217 INFO L270 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 (and .cse1 (not (= ~waterLevel~0 0)) (<= 0 ~waterLevel~0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (not .cse0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,217 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 58 81) no Hoare annotation was computed. [2020-10-28 17:05:11,217 INFO L270 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 (and (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0) (<= 0 ~waterLevel~0))) (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse2 (not .cse0) .cse1) (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-28 17:05:11,217 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 768 797) no Hoare annotation was computed. [2020-10-28 17:05:11,217 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 768 797) the Hoare annotation is: true [2020-10-28 17:05:11,217 INFO L277 CegarLoopResult]: At program point L793(lines 768 797) the Hoare annotation is: true [2020-10-28 17:05:11,217 INFO L274 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-28 17:05:11,217 INFO L274 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L277 CegarLoopResult]: At program point L782-1(lines 782 786) the Hoare annotation is: true [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L277 CegarLoopResult]: At program point L778-2(lines 778 792) the Hoare annotation is: true [2020-10-28 17:05:11,218 INFO L277 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: true [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 877 888) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 877 888) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 822 828) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 822 828) the Hoare annotation is: true [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,218 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) [2020-10-28 17:05:11,218 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:05:11,218 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 292 299) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 292 299) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0))))) [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 292 299) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 90 114) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,219 INFO L270 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 90 114) no Hoare annotation was computed. [2020-10-28 17:05:11,219 INFO L270 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,219 INFO L274 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L270 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,220 INFO L270 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 889 900) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 889 900) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= 0 |old(~waterLevel~0)|))))) [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 866 873) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 866 873) the Hoare annotation is: true [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 866 873) no Hoare annotation was computed. [2020-10-28 17:05:11,220 INFO L270 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (and (not (= 0 processEnvironment__wrappee__lowWaterSensor_~tmp~1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 ~waterLevel~0)) .cse0 (= ~waterLevel~0 0)) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,220 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 116 140) no Hoare annotation was computed. [2020-10-28 17:05:11,221 INFO L274 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-10-28 17:05:11,221 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 116 140) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,221 INFO L270 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:05:11,221 INFO L274 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-10-28 17:05:11,221 INFO L274 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-10-28 17:05:11,221 INFO L270 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,221 INFO L274 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-10-28 17:05:11,221 INFO L270 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (<= 0 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~waterLevel~0 0)) [2020-10-28 17:05:11,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:05:11 BoogieIcfgContainer [2020-10-28 17:05:11,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:05:11,249 INFO L168 Benchmark]: Toolchain (without parser) took 179014.65 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 132.4 MB in the beginning and 630.1 MB in the end (delta: -497.7 MB). Peak memory consumption was 767.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:11,249 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 124.1 MB in the end (delta: 137.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:05:11,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.52 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 125.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:11,250 INFO L168 Benchmark]: Boogie Preprocessor took 91.55 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 121.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:11,250 INFO L168 Benchmark]: RCFGBuilder took 1415.16 ms. Allocated memory is still 151.0 MB. Free memory was 121.4 MB in the beginning and 83.5 MB in the end (delta: 37.9 MB). Peak memory consumption was 46.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:11,251 INFO L168 Benchmark]: TraceAbstraction took 176742.70 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 83.5 MB in the beginning and 630.1 MB in the end (delta: -546.6 MB). Peak memory consumption was 719.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:11,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 124.1 MB in the end (delta: 137.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 750.52 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 125.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.55 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 121.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1415.16 ms. Allocated memory is still 151.0 MB. Free memory was 121.4 MB in the beginning and 83.5 MB in the end (delta: 37.9 MB). Peak memory consumption was 46.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 176742.70 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 83.5 MB in the beginning and 630.1 MB in the end (delta: -546.6 MB). Peak memory consumption was 719.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 598]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 644]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 651]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(1 <= \old(waterLevel))) || ((splverifierCounter <= 0 && !(0 == systemActive)) && 2 <= waterLevel)) || !(\old(pumpRunning) == 0)) || (((splverifierCounter <= 0 && pumpRunning == 0) && !(waterLevel == 0)) && 0 <= waterLevel) - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(1 <= \old(waterLevel))) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 267 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 119.4s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 61.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 57.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1781 SDtfs, 3447 SDslu, 1621 SDs, 0 SdLazy, 10185 SolverSat, 2625 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 602 GetRequests, 455 SyntacticMatches, 4 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 28.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2965occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 1836 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4294 PreInvPairs, 4624 NumberOfFragments, 1333 HoareAnnotationTreeSize, 4294 FomulaSimplifications, 571399298 FormulaSimplificationTreeSizeReduction, 18.5s HoareSimplificationTime, 72 FomulaSimplificationsInter, 18166007 FormulaSimplificationTreeSizeReductionInter, 38.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 53.8s InterpolantComputationTime, 1309 NumberOfCodeBlocks, 1309 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1298 ConstructedInterpolants, 0 QuantifiedInterpolants, 589699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 445/480 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...