/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=DEEPEST --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_spec5_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:22:16,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:22:16,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:22:16,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:22:16,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:22:16,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:22:16,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:22:16,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:22:16,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:22:16,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:22:16,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:22:16,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:22:16,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:22:16,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:22:16,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:22:16,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:22:16,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:22:16,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:22:16,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:22:16,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:22:16,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:22:16,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:22:16,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:22:16,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:22:16,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:22:16,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:22:16,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:22:16,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:22:16,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:22:16,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:22:16,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:22:16,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:22:16,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:22:16,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:22:16,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:22:16,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:22:16,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:22:16,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:22:16,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:22:16,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:22:16,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:22:16,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:22:16,782 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:22:16,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:22:16,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:22:16,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:22:16,788 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:22:16,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:22:16,788 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:22:16,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:22:16,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:22:16,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:22:16,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:22:16,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:22:16,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:22:16,791 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:22:16,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:22:16,791 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:22:16,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:22:16,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:22:16,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:22:16,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:22:16,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:22:16,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:22:16,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:22:16,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:22:16,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:22:16,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:22:16,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:22:16,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:22:16,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:22:16,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:22:17,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:22:17,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:22:17,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:22:17,272 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:22:17,273 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:22:17,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2020-10-27 22:22:17,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fec3c0a3b/d264f1620f8a4d81a332234b9594877f/FLAG07e57be0b [2020-10-27 22:22:18,065 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:22:18,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2020-10-27 22:22:18,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fec3c0a3b/d264f1620f8a4d81a332234b9594877f/FLAG07e57be0b [2020-10-27 22:22:18,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fec3c0a3b/d264f1620f8a4d81a332234b9594877f [2020-10-27 22:22:18,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:22:18,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:22:18,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:22:18,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:22:18,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:22:18,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:18,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39093e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18, skipping insertion in model container [2020-10-27 22:22:18,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:18,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:22:18,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:22:18,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:22:18,843 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:22:18,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:22:18,964 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:22:18,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18 WrapperNode [2020-10-27 22:22:18,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:22:18,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:22:18,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:22:18,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:22:18,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:18,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... [2020-10-27 22:22:19,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:22:19,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:22:19,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:22:19,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:22:19,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:22:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:22:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:22:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:22:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:22:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:22:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:22:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:22:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:22:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:22:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:22:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:22:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:22:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:22:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:22:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:22:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:22:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:22:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:22:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:22:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:22:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:22:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:22:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:22:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:22:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:22:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:22:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:22:20,551 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:22:20,552 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:22:20,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:22:20 BoogieIcfgContainer [2020-10-27 22:22:20,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:22:20,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:22:20,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:22:20,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:22:20,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:22:18" (1/3) ... [2020-10-27 22:22:20,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1809494b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:22:20, skipping insertion in model container [2020-10-27 22:22:20,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:22:18" (2/3) ... [2020-10-27 22:22:20,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1809494b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:22:20, skipping insertion in model container [2020-10-27 22:22:20,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:22:20" (3/3) ... [2020-10-27 22:22:20,567 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2020-10-27 22:22:20,579 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:22:20,585 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:22:20,599 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:22:20,628 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:22:20,628 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:22:20,628 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:22:20,629 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:22:20,629 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:22:20,629 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:22:20,629 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:22:20,629 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:22:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-10-27 22:22:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:22:20,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:20,665 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:20,665 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:20,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:20,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1855272690, now seen corresponding path program 1 times [2020-10-27 22:22:20,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:20,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1939437649] [2020-10-27 22:22:20,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:21,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:21,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:21,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:22,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:23,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:22:25,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:22:25,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4175 [2020-10-27 22:22:25,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:22:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:22:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-27 22:22:26,011 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:26,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 22:22:26,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:26,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:26,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:26,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:26,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:26,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:26,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:26,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:26,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:26,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:22:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:22:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:26,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:26,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:26,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:26,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:26,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:26,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:26,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:26,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:22:26,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1939437649] [2020-10-27 22:22:26,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:26,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:22:26,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22180034] [2020-10-27 22:22:26,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:22:26,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:26,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:22:26,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:22:26,291 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 8 states. [2020-10-27 22:22:27,289 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:28,341 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:29,949 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:30,389 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:31,024 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:31,412 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:22:32,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:32,058 INFO L93 Difference]: Finished difference Result 410 states and 538 transitions. [2020-10-27 22:22:32,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:22:32,060 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:22:32,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:32,076 INFO L225 Difference]: With dead ends: 410 [2020-10-27 22:22:32,077 INFO L226 Difference]: Without dead ends: 253 [2020-10-27 22:22:32,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:32,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-10-27 22:22:32,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 223. [2020-10-27 22:22:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-27 22:22:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 267 transitions. [2020-10-27 22:22:32,207 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 267 transitions. Word has length 60 [2020-10-27 22:22:32,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:32,208 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 267 transitions. [2020-10-27 22:22:32,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:22:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 267 transitions. [2020-10-27 22:22:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-27 22:22:32,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:32,214 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:32,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:22:32,215 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:32,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:32,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1373827484, now seen corresponding path program 1 times [2020-10-27 22:22:32,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:32,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1899520985] [2020-10-27 22:22:32,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:32,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:32,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:32,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-27 22:22:32,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:32,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 568 [2020-10-27 22:22:32,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-27 22:22:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:32,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,231 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:33,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:33,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:33,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:33,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:22:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:22:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:22:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:33,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:22:33,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:22:33,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:22:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:33,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:33,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:22:33,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:33,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:22:33,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:33,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:33,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:33,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:22:33,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:33,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:22:33,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:22:33,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:33,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:33,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:22:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 22:22:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:33,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:33,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:33,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1899520985] [2020-10-27 22:22:33,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:33,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:22:33,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632347169] [2020-10-27 22:22:33,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:22:33,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:33,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:22:33,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:22:33,622 INFO L87 Difference]: Start difference. First operand 223 states and 267 transitions. Second operand 9 states. [2020-10-27 22:22:35,329 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:35,756 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:36,198 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:36,632 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:37,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:37,622 INFO L93 Difference]: Finished difference Result 482 states and 640 transitions. [2020-10-27 22:22:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:22:37,622 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 108 [2020-10-27 22:22:37,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:37,633 INFO L225 Difference]: With dead ends: 482 [2020-10-27 22:22:37,633 INFO L226 Difference]: Without dead ends: 287 [2020-10-27 22:22:37,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:22:37,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-27 22:22:37,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 234. [2020-10-27 22:22:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 22:22:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 284 transitions. [2020-10-27 22:22:37,784 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 284 transitions. Word has length 108 [2020-10-27 22:22:37,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:37,787 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 284 transitions. [2020-10-27 22:22:37,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:22:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 284 transitions. [2020-10-27 22:22:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-27 22:22:37,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:37,799 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:37,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:22:37,799 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:37,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:37,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1726915866, now seen corresponding path program 1 times [2020-10-27 22:22:37,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:37,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539884949] [2020-10-27 22:22:37,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:37,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-27 22:22:38,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 374 [2020-10-27 22:22:38,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-27 22:22:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:38,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,580 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:38,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:38,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:38,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:22:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:38,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:22:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:22:38,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:22:38,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:22:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:38,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:22:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:38,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:38,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:22:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:38,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:38,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:38,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:38,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:22:38,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:38,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:22:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:38,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:22:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:38,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 22:22:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:38,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:38,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539884949] [2020-10-27 22:22:38,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:38,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:22:38,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93858486] [2020-10-27 22:22:38,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:22:38,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:38,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:22:38,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:22:38,980 INFO L87 Difference]: Start difference. First operand 234 states and 284 transitions. Second operand 8 states. [2020-10-27 22:22:40,373 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:40,875 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:41,273 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:42,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:42,283 INFO L93 Difference]: Finished difference Result 498 states and 662 transitions. [2020-10-27 22:22:42,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:22:42,283 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-10-27 22:22:42,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:42,287 INFO L225 Difference]: With dead ends: 498 [2020-10-27 22:22:42,288 INFO L226 Difference]: Without dead ends: 292 [2020-10-27 22:22:42,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:42,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-10-27 22:22:42,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 238. [2020-10-27 22:22:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-27 22:22:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 288 transitions. [2020-10-27 22:22:42,350 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 288 transitions. Word has length 108 [2020-10-27 22:22:42,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:42,351 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 288 transitions. [2020-10-27 22:22:42,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:22:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 288 transitions. [2020-10-27 22:22:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-27 22:22:42,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:42,353 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:42,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:22:42,354 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:42,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:42,354 INFO L82 PathProgramCache]: Analyzing trace with hash -129408640, now seen corresponding path program 1 times [2020-10-27 22:22:42,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:42,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1156468173] [2020-10-27 22:22:42,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:44,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:47,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 22:22:47,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 22:22:47,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,865 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:22:47,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:22:47,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:22:48,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:22:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:48,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:22:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:22:48,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:48,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:22:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:48,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:48,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:22:48,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:22:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 22:22:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 22:22:48,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1156468173] [2020-10-27 22:22:48,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:48,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:22:48,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875647239] [2020-10-27 22:22:48,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:22:48,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:48,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:22:48,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:22:48,168 INFO L87 Difference]: Start difference. First operand 238 states and 288 transitions. Second operand 7 states. [2020-10-27 22:22:49,251 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:50,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:50,858 INFO L93 Difference]: Finished difference Result 645 states and 865 transitions. [2020-10-27 22:22:50,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:22:50,862 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2020-10-27 22:22:50,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:50,866 INFO L225 Difference]: With dead ends: 645 [2020-10-27 22:22:50,866 INFO L226 Difference]: Without dead ends: 363 [2020-10-27 22:22:50,868 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:50,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2020-10-27 22:22:50,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 295. [2020-10-27 22:22:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-10-27 22:22:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 361 transitions. [2020-10-27 22:22:50,936 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 361 transitions. Word has length 131 [2020-10-27 22:22:50,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:50,937 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 361 transitions. [2020-10-27 22:22:50,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:22:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 361 transitions. [2020-10-27 22:22:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 22:22:50,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:50,939 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:50,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:22:50,939 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:50,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:50,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1849442531, now seen corresponding path program 1 times [2020-10-27 22:22:50,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:50,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1934996920] [2020-10-27 22:22:50,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:51,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:51,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1402 [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:52,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:22:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:52,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,771 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:52,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:22:52,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:52,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:52,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:52,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:22:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:22:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:52,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:22:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:22:52,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:22:52,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:52,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:52,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:52,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:52,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:22:52,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:52,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:52,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:22:52,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:52,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:52,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:52,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:52,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:22:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:52,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:52,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:52,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:52,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:52,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:52,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:53,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:22:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:53,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:53,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:53,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:53,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:53,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:53,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:53,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:53,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:53,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:53,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:53,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1934996920] [2020-10-27 22:22:53,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:53,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:22:53,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514443656] [2020-10-27 22:22:53,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:22:53,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:53,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:22:53,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:22:53,034 INFO L87 Difference]: Start difference. First operand 295 states and 361 transitions. Second operand 6 states. [2020-10-27 22:22:53,852 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:55,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:55,100 INFO L93 Difference]: Finished difference Result 522 states and 635 transitions. [2020-10-27 22:22:55,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:22:55,103 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-10-27 22:22:55,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:55,106 INFO L225 Difference]: With dead ends: 522 [2020-10-27 22:22:55,106 INFO L226 Difference]: Without dead ends: 309 [2020-10-27 22:22:55,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:22:55,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-27 22:22:55,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 268. [2020-10-27 22:22:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-10-27 22:22:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 315 transitions. [2020-10-27 22:22:55,163 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 315 transitions. Word has length 104 [2020-10-27 22:22:55,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:55,164 INFO L481 AbstractCegarLoop]: Abstraction has 268 states and 315 transitions. [2020-10-27 22:22:55,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:22:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 315 transitions. [2020-10-27 22:22:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-27 22:22:55,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:55,166 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:55,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:22:55,166 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:55,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:55,167 INFO L82 PathProgramCache]: Analyzing trace with hash -593725273, now seen corresponding path program 1 times [2020-10-27 22:22:55,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:55,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326581877] [2020-10-27 22:22:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:55,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:55,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:55,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-27 22:22:55,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:55,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 620 [2020-10-27 22:22:55,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:55,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:22:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 22:22:55,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,235 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:56,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:56,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:56,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:56,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:56,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:56,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:56,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:56,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:56,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:22:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:56,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:56,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:22:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:22:56,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:22:56,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:22:56,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:56,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:56,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:22:56,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:56,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:56,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:22:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:22:56,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:56,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:22:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 22:22:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:56,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:56,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:56,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:56,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:56,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [326581877] [2020-10-27 22:22:56,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:56,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:22:56,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519280977] [2020-10-27 22:22:56,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:22:56,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:56,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:22:56,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:22:56,582 INFO L87 Difference]: Start difference. First operand 268 states and 315 transitions. Second operand 7 states. [2020-10-27 22:22:57,282 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:58,056 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:00,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:00,515 INFO L93 Difference]: Finished difference Result 752 states and 959 transitions. [2020-10-27 22:23:00,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:23:00,516 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 108 [2020-10-27 22:23:00,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:00,521 INFO L225 Difference]: With dead ends: 752 [2020-10-27 22:23:00,521 INFO L226 Difference]: Without dead ends: 512 [2020-10-27 22:23:00,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:23:00,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-10-27 22:23:00,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 473. [2020-10-27 22:23:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2020-10-27 22:23:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 570 transitions. [2020-10-27 22:23:00,625 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 570 transitions. Word has length 108 [2020-10-27 22:23:00,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:00,626 INFO L481 AbstractCegarLoop]: Abstraction has 473 states and 570 transitions. [2020-10-27 22:23:00,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:23:00,626 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 570 transitions. [2020-10-27 22:23:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-27 22:23:00,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:00,628 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:00,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:23:00,628 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:00,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:00,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1774178079, now seen corresponding path program 1 times [2020-10-27 22:23:00,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:00,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [787334873] [2020-10-27 22:23:00,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:01,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-27 22:23:02,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:23:02,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1826 [2020-10-27 22:23:02,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:23:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:23:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-27 22:23:02,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,904 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:02,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:02,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:02,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:02,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:02,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:02,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:02,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:03,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:23:03,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:23:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:03,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:03,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:23:03,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:03,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:03,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:03,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:23:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:23:03,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:23:03,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:23:03,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:23:03,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:23:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:03,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:03,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:23:03,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:03,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:23:03,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:23:03,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:23:03,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:23:03,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:23:03,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:03,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:03,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:03,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:23:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:03,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:03,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:23:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:03,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:03,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:03,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:03,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:03,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [787334873] [2020-10-27 22:23:03,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:03,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:23:03,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144166574] [2020-10-27 22:23:03,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:23:03,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:03,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:23:03,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:23:03,208 INFO L87 Difference]: Start difference. First operand 473 states and 570 transitions. Second operand 12 states. [2020-10-27 22:23:04,155 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:05,426 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:06,240 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:06,764 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:07,221 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:07,705 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:08,182 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:10,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:10,255 INFO L93 Difference]: Finished difference Result 936 states and 1194 transitions. [2020-10-27 22:23:10,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:23:10,256 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2020-10-27 22:23:10,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:10,262 INFO L225 Difference]: With dead ends: 936 [2020-10-27 22:23:10,262 INFO L226 Difference]: Without dead ends: 561 [2020-10-27 22:23:10,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:23:10,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2020-10-27 22:23:10,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 484. [2020-10-27 22:23:10,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-27 22:23:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 588 transitions. [2020-10-27 22:23:10,368 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 588 transitions. Word has length 112 [2020-10-27 22:23:10,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:10,369 INFO L481 AbstractCegarLoop]: Abstraction has 484 states and 588 transitions. [2020-10-27 22:23:10,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:23:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 588 transitions. [2020-10-27 22:23:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 22:23:10,371 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:10,372 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:10,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:23:10,372 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]=== [2020-10-27 22:23:10,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:10,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1164936639, now seen corresponding path program 1 times [2020-10-27 22:23:10,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:10,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1526481619] [2020-10-27 22:23:10,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:10,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:10,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:10,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:10,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:10,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-27 22:23:13,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:23:13,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2649 [2020-10-27 22:23:13,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:23:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 171 [2020-10-27 22:23:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:23:13,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,521 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:13,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:23:13,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:23:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:23:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:23:13,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:13,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:23:13,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:13,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:23:13,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 22:23:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:23:13,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:13,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:23:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:13,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:23:13,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:23:13,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:23:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 22:23:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:13,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 22:23:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:13,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 22:23:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:13,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:13,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:13,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:13,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:13,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:13,908 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:23:13,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1526481619] [2020-10-27 22:23:13,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:23:13,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:23:13,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994226804] [2020-10-27 22:23:13,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:23:13,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:13,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:23:13,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:23:13,913 INFO L87 Difference]: Start difference. First operand 484 states and 588 transitions. Second operand 13 states. [2020-10-27 22:23:14,662 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:15,655 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:16,092 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:17,117 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:17,633 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:18,118 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-27 22:23:19,057 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:19,678 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:23:20,397 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 22:23:20,901 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:23:21,397 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-10-27 22:23:22,163 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:22,746 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:23:23,255 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:23:23,785 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-27 22:23:24,478 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:23:25,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:25,391 INFO L93 Difference]: Finished difference Result 1040 states and 1317 transitions. [2020-10-27 22:23:25,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-27 22:23:25,392 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 147 [2020-10-27 22:23:25,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:25,394 INFO L225 Difference]: With dead ends: 1040 [2020-10-27 22:23:25,394 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:23:25,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=495, Invalid=1485, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 22:23:25,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:23:25,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:23:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:23:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:23:25,399 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2020-10-27 22:23:25,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:25,399 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:23:25,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:23:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:23:25,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:23:25,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:23:25,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:23:27,052 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-10-27 22:23:29,845 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 238 [2020-10-27 22:23:30,424 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 248 [2020-10-27 22:23:30,639 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-10-27 22:23:31,298 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:32,268 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 13 [2020-10-27 22:23:32,580 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:23:33,006 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:23:33,289 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:23:33,933 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-27 22:23:34,238 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:23:34,592 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:34,904 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:35,242 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 22:23:35,611 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-27 22:23:35,919 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:23:36,264 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:36,566 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:38,432 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 200 DAG size of output: 33 [2020-10-27 22:23:38,739 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 22:23:39,079 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 22:23:39,409 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:23:41,170 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 189 DAG size of output: 26 [2020-10-27 22:23:41,489 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:41,829 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:23:42,193 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 7 [2020-10-27 22:23:43,965 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 184 DAG size of output: 25 [2020-10-27 22:23:44,312 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:23:46,099 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 194 DAG size of output: 28 [2020-10-27 22:23:47,675 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 200 DAG size of output: 55 [2020-10-27 22:23:48,563 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 13 [2020-10-27 22:23:48,879 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 22:23:49,191 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:49,578 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-27 22:23:49,894 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:50,513 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 21 [2020-10-27 22:23:50,814 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:51,128 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:51,400 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:23:51,696 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:52,000 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:52,309 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:23:52,620 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:53,099 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 26 [2020-10-27 22:23:53,680 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-27 22:23:53,984 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:54,342 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-27 22:23:54,638 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:55,347 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 34 [2020-10-27 22:23:55,675 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:23:55,971 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-27 22:23:56,252 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:23:56,882 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-27 22:23:57,518 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 37 [2020-10-27 22:23:57,867 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2020-10-27 22:23:57,872 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:23:57,872 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point L251(lines 228 252) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 204 259) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point L235(lines 235 239) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point L235-1(lines 235 239) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 204 259) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-27 22:23:57,873 INFO L274 CegarLoopResult]: For program point L229-2(lines 229 250) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 204 259) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L287(line 287) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L286-2(lines 286 311) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L312(lines 285 313) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 260 319) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 260 319) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 260 319) no Hoare annotation was computed. [2020-10-27 22:23:57,874 INFO L274 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point L292-1(lines 292 296) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 857 863) the Hoare annotation is: true [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 857 863) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 864 872) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 864 872) the Hoare annotation is: true [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 864 872) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 520 527) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= ~waterLevel~0 1)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~pumpRunning~0 0))) [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 520 527) no Hoare annotation was computed. [2020-10-27 22:23:57,875 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 520 527) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 528 537) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0) (or .cse1 (not (= 0 ~systemActive~0)) .cse2) (or .cse0 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse1 .cse0 .cse2))) [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 528 537) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 528 537) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point L546-1(lines 538 566) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L277 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: true [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point L544-1(line 544) no Hoare annotation was computed. [2020-10-27 22:23:57,876 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 538 566) the Hoare annotation is: true [2020-10-27 22:23:57,876 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 538 566) no Hoare annotation was computed. [2020-10-27 22:23:57,877 INFO L270 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1) (or .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= 0 ~systemActive~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-27 22:23:57,877 INFO L274 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2020-10-27 22:23:57,877 INFO L274 CegarLoopResult]: For program point L550(lines 550 560) no Hoare annotation was computed. [2020-10-27 22:23:57,877 INFO L270 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:57,877 INFO L274 CegarLoopResult]: For program point L548-1(line 548) no Hoare annotation was computed. [2020-10-27 22:23:57,877 INFO L274 CegarLoopResult]: For program point L546(lines 546 563) no Hoare annotation was computed. [2020-10-27 22:23:57,877 INFO L270 CegarLoopResult]: At program point L959(line 959) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,877 INFO L270 CegarLoopResult]: At program point L959-1(line 959) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,878 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 947 969) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,878 INFO L274 CegarLoopResult]: For program point L957(lines 957 964) no Hoare annotation was computed. [2020-10-27 22:23:57,878 INFO L274 CegarLoopResult]: For program point L957-1(lines 957 964) no Hoare annotation was computed. [2020-10-27 22:23:57,878 INFO L274 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2020-10-27 22:23:57,878 INFO L270 CegarLoopResult]: At program point L954(line 954) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,878 INFO L270 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,878 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 947 969) no Hoare annotation was computed. [2020-10-27 22:23:57,878 INFO L270 CegarLoopResult]: At program point L953-1(line 953) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 947 969) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 905 928) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 905 928) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 905 928) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-27 22:23:57,879 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L270 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:57,880 INFO L274 CegarLoopResult]: For program point L629-1(lines 610 634) no Hoare annotation was computed. [2020-10-27 22:23:57,880 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 610 634) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:23:57,881 INFO L270 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__methaneQuery_~tmp~4 0)) .cse0 .cse1 .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:23:57,881 INFO L270 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 610 634) no Hoare annotation was computed. [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point L618(lines 618 626) no Hoare annotation was computed. [2020-10-27 22:23:57,881 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point L614(lines 614 631) no Hoare annotation was computed. [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 705 713) no Hoare annotation was computed. [2020-10-27 22:23:57,881 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 705 713) the Hoare annotation is: true [2020-10-27 22:23:57,881 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 705 713) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L733(lines 733 741) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L733-2(lines 733 741) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L721(lines 721 729) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L721-2(lines 721 729) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 714 749) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 714 749) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 714 749) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 850 856) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 850 856) the Hoare annotation is: true [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 158 203) no Hoare annotation was computed. [2020-10-27 22:23:57,882 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 158 203) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 158 203) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 471 516) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point L502(lines 502 503) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point L495(lines 495 496) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 495 496) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 502 503) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point L491(lines 491 498) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 471 516) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 471 516) no Hoare annotation was computed. [2020-10-27 22:23:57,883 INFO L274 CegarLoopResult]: For program point L485(lines 485 505) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point L485-1(lines 485 505) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 936 946) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,884 INFO L270 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 936 946) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 936 946) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 694 704) the Hoare annotation is: true [2020-10-27 22:23:57,884 INFO L277 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: true [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 694 704) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-10-27 22:23:57,884 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 694 704) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 686 693) the Hoare annotation is: (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 686 693) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 686 693) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point L642-1(line 642) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point L640(lines 640 657) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 636 660) no Hoare annotation was computed. [2020-10-27 22:23:57,885 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 636 660) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:23:57,886 INFO L270 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:23:57,886 INFO L274 CegarLoopResult]: For program point L655-1(lines 636 660) no Hoare annotation was computed. [2020-10-27 22:23:57,886 INFO L270 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:57,886 INFO L270 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:57,886 INFO L274 CegarLoopResult]: For program point L644(lines 644 652) no Hoare annotation was computed. [2020-10-27 22:23:57,886 INFO L270 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:57,886 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 602 608) no Hoare annotation was computed. [2020-10-27 22:23:57,886 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 602 608) the Hoare annotation is: true [2020-10-27 22:23:57,886 INFO L274 CegarLoopResult]: For program point L801(lines 801 807) no Hoare annotation was computed. [2020-10-27 22:23:57,887 INFO L274 CegarLoopResult]: For program point L801-1(lines 801 807) no Hoare annotation was computed. [2020-10-27 22:23:57,887 INFO L270 CegarLoopResult]: At program point testENTRY(lines 771 834) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,887 INFO L270 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse1) (and (= 0 ~systemActive~0) .cse2))) [2020-10-27 22:23:57,887 INFO L270 CegarLoopResult]: At program point L824(lines 781 826) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse1) (and (= 0 ~systemActive~0) .cse2))) [2020-10-27 22:23:57,887 INFO L274 CegarLoopResult]: For program point L791(lines 791 797) no Hoare annotation was computed. [2020-10-27 22:23:57,887 INFO L274 CegarLoopResult]: For program point testFINAL(lines 771 834) no Hoare annotation was computed. [2020-10-27 22:23:57,887 INFO L274 CegarLoopResult]: For program point L791-1(lines 791 797) no Hoare annotation was computed. [2020-10-27 22:23:57,887 INFO L274 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-10-27 22:23:57,888 INFO L270 CegarLoopResult]: At program point L827(lines 780 828) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 22:23:57,888 INFO L274 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-10-27 22:23:57,888 INFO L270 CegarLoopResult]: At program point L817-2(lines 811 822) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse1) (and (= 0 ~systemActive~0) .cse2))) [2020-10-27 22:23:57,888 INFO L274 CegarLoopResult]: For program point L782(lines 781 826) no Hoare annotation was computed. [2020-10-27 22:23:57,888 INFO L274 CegarLoopResult]: For program point L811(lines 811 822) no Hoare annotation was computed. [2020-10-27 22:23:57,888 INFO L270 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse1) (and (= 0 ~systemActive~0) .cse2))) [2020-10-27 22:23:57,888 INFO L274 CegarLoopResult]: For program point testEXIT(lines 771 834) no Hoare annotation was computed. [2020-10-27 22:23:57,888 INFO L274 CegarLoopResult]: For program point L449(lines 449 450) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 449 450) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point L445(lines 445 452) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 456 457) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 425 470) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point L439(lines 439 459) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point L439-1(lines 439 459) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 425 470) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 425 470) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L274 CegarLoopResult]: For program point L456(lines 456 457) no Hoare annotation was computed. [2020-10-27 22:23:57,889 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 661 668) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 661 668) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 661 668) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L351(lines 351 367) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 322 424) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L411(lines 411 418) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L372(lines 371 391) no Hoare annotation was computed. [2020-10-27 22:23:57,890 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L368(lines 368 409) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 322 424) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L387-1(line 387) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L410(lines 410 421) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 322 424) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L371-2(lines 371 391) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point L392(lines 370 393) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 840 849) no Hoare annotation was computed. [2020-10-27 22:23:57,891 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 840 849) no Hoare annotation was computed. [2020-10-27 22:23:57,892 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 840 849) no Hoare annotation was computed. [2020-10-27 22:23:57,892 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,892 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~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)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:23:57,892 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,892 INFO L274 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-10-27 22:23:57,892 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 669 685) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 669 685) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:57,893 INFO L270 CegarLoopResult]: At program point L680(line 680) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point L680-1(lines 669 685) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point L676(lines 676 682) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L270 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:57,893 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 750 768) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L274 CegarLoopResult]: For program point L759(lines 759 763) no Hoare annotation was computed. [2020-10-27 22:23:57,893 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 750 768) the Hoare annotation is: true [2020-10-27 22:23:57,894 INFO L277 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: true [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point L759-2(lines 759 763) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 750 768) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or .cse2 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 .cse1))) [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,894 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,895 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 22:23:57,895 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:23:57,895 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:23:57,895 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 575 601) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and .cse3 .cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse3 .cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2020-10-27 22:23:57,895 INFO L270 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= ~waterLevel~0 2)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4 (and .cse5 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse6)) (or .cse2 .cse3 .cse4 .cse0) (or (and .cse7 (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) .cse8) .cse2 .cse1) (or .cse2 (not (<= 2 |old(~waterLevel~0)|)) (and .cse7 .cse5 .cse6 .cse8)))) [2020-10-27 22:23:57,896 INFO L270 CegarLoopResult]: At program point L589(lines 589 595) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse16 (= 0 ~systemActive~0)) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse12 (<= ~waterLevel~0 2))) (let ((.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse11 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (.cse13 (and .cse15 .cse10 .cse12)) (.cse14 (not .cse16)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (and .cse15 .cse16 .cse2)) (.cse7 (and .cse1 (<= 2 ~waterLevel~0) .cse12)) (.cse0 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7) (or .cse4 .cse5 .cse8 .cse9 .cse10) (or .cse4 .cse8 .cse9 .cse11 (and .cse2 .cse12) .cse13) (or .cse4 .cse8 .cse9 .cse11 .cse14 .cse13) (or .cse5 .cse14 .cse6) (or .cse4 .cse5 (not (<= 2 |old(~waterLevel~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse2 .cse12) .cse7 (and .cse0 .cse15 .cse12 .cse3))))) [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 575 601) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L270 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 .cse4) (or (not (= 0 ~systemActive~0)) .cse4) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3)))) [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 575 601) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point L582(lines 578 600) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point L580(lines 578 600) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 875 904) no Hoare annotation was computed. [2020-10-27 22:23:57,896 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 875 904) the Hoare annotation is: (or (not (= 0 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,897 INFO L274 CegarLoopResult]: For program point L889(lines 889 893) no Hoare annotation was computed. [2020-10-27 22:23:57,897 INFO L270 CegarLoopResult]: At program point L889-1(lines 889 893) the Hoare annotation is: (or (not (= 0 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 22:23:57,897 INFO L274 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-10-27 22:23:57,897 INFO L270 CegarLoopResult]: At program point L885-2(lines 885 899) the Hoare annotation is: (or (not (= 0 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 22:23:57,897 INFO L270 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (or (not (= 0 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:57,897 INFO L274 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-10-27 22:23:57,897 INFO L277 CegarLoopResult]: At program point L900(lines 875 904) the Hoare annotation is: true [2020-10-27 22:23:57,897 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 929 935) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 929 935) the Hoare annotation is: true [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-27 22:23:57,898 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:23:57,898 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (or .cse2 .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse2 (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse2 .cse0 .cse1))) [2020-10-27 22:23:57,899 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:23:57,899 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 143 150) no Hoare annotation was computed. [2020-10-27 22:23:57,899 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 143 150) the Hoare annotation is: true [2020-10-27 22:23:57,899 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 143 150) no Hoare annotation was computed. [2020-10-27 22:23:57,899 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 22:23:57,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:23:57 BoogieIcfgContainer [2020-10-27 22:23:57,917 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:23:57,919 INFO L168 Benchmark]: Toolchain (without parser) took 99583.85 ms. Allocated memory was 158.3 MB in the beginning and 702.5 MB in the end (delta: 544.2 MB). Free memory was 132.1 MB in the beginning and 297.1 MB in the end (delta: -165.0 MB). Peak memory consumption was 433.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:57,919 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 158.3 MB. Free memory was 130.6 MB in the beginning and 130.5 MB in the end (delta: 74.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:23:57,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.13 ms. Allocated memory is still 158.3 MB. Free memory was 131.5 MB in the beginning and 109.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:57,921 INFO L168 Benchmark]: Boogie Preprocessor took 111.99 ms. Allocated memory is still 158.3 MB. Free memory was 109.8 MB in the beginning and 139.6 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:57,921 INFO L168 Benchmark]: RCFGBuilder took 1475.35 ms. Allocated memory is still 158.3 MB. Free memory was 139.6 MB in the beginning and 137.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 91.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:57,922 INFO L168 Benchmark]: TraceAbstraction took 97361.34 ms. Allocated memory was 158.3 MB in the beginning and 702.5 MB in the end (delta: 544.2 MB). Free memory was 136.5 MB in the beginning and 297.1 MB in the end (delta: -160.6 MB). Peak memory consumption was 438.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:57,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 158.3 MB. Free memory was 130.6 MB in the beginning and 130.5 MB in the end (delta: 74.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 620.13 ms. Allocated memory is still 158.3 MB. Free memory was 131.5 MB in the beginning and 109.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 111.99 ms. Allocated memory is still 158.3 MB. Free memory was 109.8 MB in the beginning and 139.6 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1475.35 ms. Allocated memory is still 158.3 MB. Free memory was 139.6 MB in the beginning and 137.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 91.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 97361.34 ms. Allocated memory was 158.3 MB in the beginning and 702.5 MB in the end (delta: 544.2 MB). Free memory was 136.5 MB in the beginning and 297.1 MB in the end (delta: -160.6 MB). Peak memory consumption was 438.2 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: 456]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 449]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 495]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 502]: 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: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || (((switchedOnBeforeTS <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && waterLevel <= 2)) || (0 == systemActive && pumpRunning == 0) - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (!(0 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || (0 == systemActive && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 64.7s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 40.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 32.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1207 SDtfs, 2246 SDslu, 1529 SDs, 0 SdLazy, 6247 SolverSat, 1499 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 466 GetRequests, 325 SyntacticMatches, 4 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 20.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=484occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 362 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 1193 PreInvPairs, 1378 NumberOfFragments, 1988 HoareAnnotationTreeSize, 1193 FomulaSimplifications, 12423218 FormulaSimplificationTreeSizeReduction, 5.5s HoareSimplificationTime, 65 FomulaSimplificationsInter, 46796 FormulaSimplificationTreeSizeReductionInter, 26.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 878 NumberOfCodeBlocks, 878 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 870 ConstructedInterpolants, 0 QuantifiedInterpolants, 331914 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 73/75 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...