/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:08:25,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:08:25,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:08:25,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:08:25,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:08:25,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:08:25,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:08:25,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:08:25,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:08:25,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:08:25,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:08:25,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:08:25,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:08:25,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:08:25,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:08:25,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:08:25,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:08:25,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:08:25,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:08:25,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:08:25,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:08:25,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:08:25,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:08:25,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:08:25,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:08:25,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:08:25,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:08:25,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:08:25,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:08:25,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:08:25,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:08:25,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:08:26,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:08:26,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:08:26,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:08:26,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:08:26,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:08:26,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:08:26,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:08:26,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:08:26,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:08:26,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:08:26,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:08:26,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:08:26,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:08:26,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:08:26,066 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:08:26,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:08:26,067 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:08:26,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:08:26,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:08:26,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:08:26,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:08:26,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:08:26,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:08:26,068 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:08:26,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:08:26,069 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:08:26,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:08:26,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:08:26,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:08:26,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:08:26,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:08:26,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:08:26,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:08:26,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:08:26,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:08:26,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:08:26,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:08:26,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:08:26,072 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:08:26,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:08:26,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:08:26,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:08:26,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:08:26,527 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:08:26,527 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:08:26,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-10-28 17:08:26,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d5719d04/4ed50851fcf343ecaffe1133fd0cf268/FLAGf2e0d3822 [2020-10-28 17:08:27,309 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:08:27,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-10-28 17:08:27,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d5719d04/4ed50851fcf343ecaffe1133fd0cf268/FLAGf2e0d3822 [2020-10-28 17:08:27,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d5719d04/4ed50851fcf343ecaffe1133fd0cf268 [2020-10-28 17:08:27,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:08:27,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:08:27,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:08:27,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:08:27,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:08:27,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:08:27" (1/1) ... [2020-10-28 17:08:27,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea4ecbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:27, skipping insertion in model container [2020-10-28 17:08:27,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:08:27" (1/1) ... [2020-10-28 17:08:27,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:08:27,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:08:28,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:08:28,169 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:08:28,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:08:28,361 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:08:28,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28 WrapperNode [2020-10-28 17:08:28,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:08:28,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:08:28,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:08:28,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:08:28,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... [2020-10-28 17:08:28,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:08:28,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:08:28,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:08:28,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:08:28,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:08:28,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:08:28,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:08:28,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:08:28,697 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:08:28,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:08:28,697 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:08:28,698 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:08:28,698 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:08:28,698 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:08:28,698 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-28 17:08:28,699 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:08:28,699 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:08:28,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:08:28,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:08:28,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:08:28,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:08:28,701 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:08:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:08:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:08:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:08:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:08:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:08:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:08:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:08:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:08:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:08:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:08:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:08:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:08:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:08:28,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:08:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:08:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:08:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:08:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:08:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:08:28,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:08:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-28 17:08:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:08:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:08:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:08:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:08:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:08:30,070 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:08:30,070 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:08:30,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:08:30 BoogieIcfgContainer [2020-10-28 17:08:30,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:08:30,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:08:30,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:08:30,083 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:08:30,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:08:27" (1/3) ... [2020-10-28 17:08:30,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@117f8709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:08:30, skipping insertion in model container [2020-10-28 17:08:30,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:08:28" (2/3) ... [2020-10-28 17:08:30,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@117f8709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:08:30, skipping insertion in model container [2020-10-28 17:08:30,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:08:30" (3/3) ... [2020-10-28 17:08:30,088 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2020-10-28 17:08:30,102 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:08:30,108 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:08:30,121 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:08:30,167 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:08:30,167 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:08:30,168 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:08:30,168 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:08:30,168 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:08:30,168 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:08:30,168 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:08:30,169 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:08:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states. [2020-10-28 17:08:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:08:30,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:30,210 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] [2020-10-28 17:08:30,210 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:30,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:30,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1604784449, now seen corresponding path program 1 times [2020-10-28 17:08:30,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:30,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [257241195] [2020-10-28 17:08:30,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:30,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:30,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:31,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:32,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:32,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:35,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:35,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:08:35,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:08:35,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:08:35,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:35,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:35,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:35,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:08:35,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:35,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:08:36,022 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 17:08:36,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:36,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:36,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:36,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:36,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:36,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:36,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:08:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:36,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:08:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:08:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:36,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:36,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:36,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:36,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:36,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:36,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:36,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:36,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [257241195] [2020-10-28 17:08:36,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:36,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:08:36,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21708268] [2020-10-28 17:08:36,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:08:36,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:36,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:08:36,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:08:36,227 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 4 states. [2020-10-28 17:08:37,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:37,773 INFO L93 Difference]: Finished difference Result 335 states and 430 transitions. [2020-10-28 17:08:37,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:08:37,775 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:08:37,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:37,788 INFO L225 Difference]: With dead ends: 335 [2020-10-28 17:08:37,788 INFO L226 Difference]: Without dead ends: 183 [2020-10-28 17:08:37,793 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:08:37,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-28 17:08:37,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 150. [2020-10-28 17:08:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-28 17:08:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 177 transitions. [2020-10-28 17:08:37,900 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 177 transitions. Word has length 60 [2020-10-28 17:08:37,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:37,901 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 177 transitions. [2020-10-28 17:08:37,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:08:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 177 transitions. [2020-10-28 17:08:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:08:37,905 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:37,905 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] [2020-10-28 17:08:37,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:08:37,906 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:37,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:37,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1729367573, now seen corresponding path program 1 times [2020-10-28 17:08:37,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:37,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [436772091] [2020-10-28 17:08:37,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:37,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:38,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:38,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:40,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:42,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:42,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:08:42,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:08:42,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 17:08:42,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:42,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:42,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:08:42,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:42,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:08:42,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,426 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:43,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-28 17:08:43,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:43,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:43,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:43,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:43,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:43,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:43,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:43,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:43,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:43,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:43,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:43,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:43,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:43,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:43,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:08:43,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:43,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:43,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:43,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:08:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:43,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:43,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:43,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:43,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:43,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:43,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:08:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:43,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:43,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:08:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:43,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:43,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:43,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:43,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:43,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:43,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:43,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:43,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:43,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [436772091] [2020-10-28 17:08:43,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:43,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:08:43,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442100562] [2020-10-28 17:08:43,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:08:43,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:43,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:08:43,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:08:43,729 INFO L87 Difference]: Start difference. First operand 150 states and 177 transitions. Second operand 5 states. [2020-10-28 17:08:44,309 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:46,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:46,728 INFO L93 Difference]: Finished difference Result 437 states and 543 transitions. [2020-10-28 17:08:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:08:46,731 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:08:46,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:46,737 INFO L225 Difference]: With dead ends: 437 [2020-10-28 17:08:46,737 INFO L226 Difference]: Without dead ends: 315 [2020-10-28 17:08:46,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:08:46,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2020-10-28 17:08:46,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 265. [2020-10-28 17:08:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-28 17:08:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 320 transitions. [2020-10-28 17:08:46,841 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 320 transitions. Word has length 65 [2020-10-28 17:08:46,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:46,842 INFO L481 AbstractCegarLoop]: Abstraction has 265 states and 320 transitions. [2020-10-28 17:08:46,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:08:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 320 transitions. [2020-10-28 17:08:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:08:46,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:46,846 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] [2020-10-28 17:08:46,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:08:46,847 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:46,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:46,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1197290630, now seen corresponding path program 1 times [2020-10-28 17:08:46,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:46,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1153851881] [2020-10-28 17:08:46,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:46,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:47,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:48,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:08:49,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:08:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2499 [2020-10-28 17:08:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:08:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:08:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:08:49,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:49,883 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:49,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:49,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:49,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:49,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:49,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:49,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:49,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:49,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:08:49,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:49,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:49,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:49,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:49,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:49,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:49,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:49,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:49,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:49,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:49,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:50,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:08:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:50,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:50,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:50,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:50,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:50,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:50,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:50,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:08:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:50,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:50,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:50,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:50,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:50,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:50,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:50,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:50,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:50,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:50,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:50,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:50,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:50,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:50,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:50,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:50,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:50,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:50,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:50,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:50,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:50,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:50,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:50,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:08:50,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:08:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:50,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:50,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:50,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:50,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:50,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:50,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:50,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:50,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:50,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:50,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:50,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:08:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:50,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:50,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:50,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:50,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:50,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:50,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:08:50,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1153851881] [2020-10-28 17:08:50,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:50,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:08:50,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449705099] [2020-10-28 17:08:50,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:08:50,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:50,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:08:50,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:08:50,103 INFO L87 Difference]: Start difference. First operand 265 states and 320 transitions. Second operand 9 states. [2020-10-28 17:08:50,717 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:51,562 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:53,094 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:53,547 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:54,350 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:54,753 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:55,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:55,652 INFO L93 Difference]: Finished difference Result 758 states and 1011 transitions. [2020-10-28 17:08:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:08:55,653 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:08:55,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:55,661 INFO L225 Difference]: With dead ends: 758 [2020-10-28 17:08:55,661 INFO L226 Difference]: Without dead ends: 521 [2020-10-28 17:08:55,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:08:55,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2020-10-28 17:08:55,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 437. [2020-10-28 17:08:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-10-28 17:08:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 542 transitions. [2020-10-28 17:08:55,799 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 542 transitions. Word has length 71 [2020-10-28 17:08:55,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:55,799 INFO L481 AbstractCegarLoop]: Abstraction has 437 states and 542 transitions. [2020-10-28 17:08:55,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:08:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 542 transitions. [2020-10-28 17:08:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-28 17:08:55,804 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:55,804 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] [2020-10-28 17:08:55,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:08:55,805 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:55,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:55,806 INFO L82 PathProgramCache]: Analyzing trace with hash 455668772, now seen corresponding path program 1 times [2020-10-28 17:08:55,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:55,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464365402] [2020-10-28 17:08:55,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:55,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-28 17:08:56,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:56,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,547 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:56,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 17:08:56,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:56,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:08:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:56,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:56,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:08:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:08:56,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:08:56,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:56,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:08:56,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:56,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:08:56,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:08:56,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:08:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:56,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:56,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:08:56,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:56,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:56,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:08:56,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:56,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:08:56,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:08:56,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:56,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:56,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:56,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 17:08:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:56,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 17:08:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:56,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:56,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:56,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:56,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:56,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:56,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464365402] [2020-10-28 17:08:56,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:56,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:08:56,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499969530] [2020-10-28 17:08:56,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:08:56,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:56,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:08:56,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:08:56,953 INFO L87 Difference]: Start difference. First operand 437 states and 542 transitions. Second operand 9 states. [2020-10-28 17:08:58,463 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:58,871 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:59,305 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:59,699 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:01,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:01,019 INFO L93 Difference]: Finished difference Result 949 states and 1275 transitions. [2020-10-28 17:09:01,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:09:01,026 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 108 [2020-10-28 17:09:01,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:01,034 INFO L225 Difference]: With dead ends: 949 [2020-10-28 17:09:01,034 INFO L226 Difference]: Without dead ends: 540 [2020-10-28 17:09:01,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:09:01,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-28 17:09:01,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 450. [2020-10-28 17:09:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-10-28 17:09:01,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 556 transitions. [2020-10-28 17:09:01,186 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 556 transitions. Word has length 108 [2020-10-28 17:09:01,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:01,186 INFO L481 AbstractCegarLoop]: Abstraction has 450 states and 556 transitions. [2020-10-28 17:09:01,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:01,187 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 556 transitions. [2020-10-28 17:09:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-28 17:09:01,192 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:01,192 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] [2020-10-28 17:09:01,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:09:01,193 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:01,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:01,196 INFO L82 PathProgramCache]: Analyzing trace with hash -347371400, now seen corresponding path program 1 times [2020-10-28 17:09:01,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:01,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030034747] [2020-10-28 17:09:01,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:01,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:01,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:01,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:01,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-28 17:09:01,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 599 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:01,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,219 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:02,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:09:02,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:02,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:02,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:09:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:09:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:02,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-28 17:09:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:02,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:02,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:02,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 17:09:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 17:09:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:02,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:02,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:02,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:02,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:02,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:02,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:02,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030034747] [2020-10-28 17:09:02,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:02,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:09:02,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964755841] [2020-10-28 17:09:02,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:09:02,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:02,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:09:02,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:09:02,477 INFO L87 Difference]: Start difference. First operand 450 states and 556 transitions. Second operand 6 states. [2020-10-28 17:09:03,178 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:04,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:04,811 INFO L93 Difference]: Finished difference Result 809 states and 991 transitions. [2020-10-28 17:09:04,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:09:04,813 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-10-28 17:09:04,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:04,815 INFO L225 Difference]: With dead ends: 809 [2020-10-28 17:09:04,816 INFO L226 Difference]: Without dead ends: 473 [2020-10-28 17:09:04,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:09:04,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2020-10-28 17:09:04,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 414. [2020-10-28 17:09:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-10-28 17:09:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 492 transitions. [2020-10-28 17:09:04,908 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 492 transitions. Word has length 104 [2020-10-28 17:09:04,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:04,908 INFO L481 AbstractCegarLoop]: Abstraction has 414 states and 492 transitions. [2020-10-28 17:09:04,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:09:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 492 transitions. [2020-10-28 17:09:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-28 17:09:04,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:04,910 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] [2020-10-28 17:09:04,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:09:04,911 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:04,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:04,911 INFO L82 PathProgramCache]: Analyzing trace with hash 102580390, now seen corresponding path program 1 times [2020-10-28 17:09:04,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:04,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466878239] [2020-10-28 17:09:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:04,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-28 17:09:05,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 265 [2020-10-28 17:09:05,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:05,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 17:09:05,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:05,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:05,605 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:05,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:05,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:05,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:09:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:05,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:09:05,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:09:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:05,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:05,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:09:05,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:05,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:05,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:09:05,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:09:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:05,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:05,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:09:05,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:05,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:05,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:05,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:05,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:05,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 17:09:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 17:09:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:05,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:05,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:05,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:05,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466878239] [2020-10-28 17:09:05,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:05,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:09:05,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676680606] [2020-10-28 17:09:05,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:09:05,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:05,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:09:05,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:09:05,899 INFO L87 Difference]: Start difference. First operand 414 states and 492 transitions. Second operand 8 states. [2020-10-28 17:09:07,136 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:07,590 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:08,028 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:09,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:09,218 INFO L93 Difference]: Finished difference Result 873 states and 1105 transitions. [2020-10-28 17:09:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:09:09,219 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-10-28 17:09:09,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:09,224 INFO L225 Difference]: With dead ends: 873 [2020-10-28 17:09:09,225 INFO L226 Difference]: Without dead ends: 487 [2020-10-28 17:09:09,227 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 [2020-10-28 17:09:09,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2020-10-28 17:09:09,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 422. [2020-10-28 17:09:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-10-28 17:09:09,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 500 transitions. [2020-10-28 17:09:09,318 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 500 transitions. Word has length 108 [2020-10-28 17:09:09,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:09,321 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 500 transitions. [2020-10-28 17:09:09,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:09:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 500 transitions. [2020-10-28 17:09:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-28 17:09:09,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:09,324 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] [2020-10-28 17:09:09,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:09:09,324 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:09,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:09,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1235770983, now seen corresponding path program 1 times [2020-10-28 17:09:09,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:09,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1636539887] [2020-10-28 17:09:09,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:09,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 636 [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:09,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:09,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:09:09,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:09,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 17:09:09,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,373 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:10,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:10,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:10,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:10,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:10,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:10,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:10,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:09:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:10,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:09:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:10,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:10,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:09:10,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:10,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:10,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 17:09:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:10,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 17:09:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:10,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:10,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:10,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:10,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:10,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:10,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:10,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1636539887] [2020-10-28 17:09:10,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:10,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:09:10,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096646669] [2020-10-28 17:09:10,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:09:10,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:10,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:09:10,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:09:10,705 INFO L87 Difference]: Start difference. First operand 422 states and 500 transitions. Second operand 7 states. [2020-10-28 17:09:11,289 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:12,128 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:15,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:15,077 INFO L93 Difference]: Finished difference Result 1258 states and 1614 transitions. [2020-10-28 17:09:15,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:09:15,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 108 [2020-10-28 17:09:15,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:15,085 INFO L225 Difference]: With dead ends: 1258 [2020-10-28 17:09:15,085 INFO L226 Difference]: Without dead ends: 864 [2020-10-28 17:09:15,094 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 [2020-10-28 17:09:15,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2020-10-28 17:09:15,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 801. [2020-10-28 17:09:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2020-10-28 17:09:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 969 transitions. [2020-10-28 17:09:15,260 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 969 transitions. Word has length 108 [2020-10-28 17:09:15,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:15,261 INFO L481 AbstractCegarLoop]: Abstraction has 801 states and 969 transitions. [2020-10-28 17:09:15,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:09:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 969 transitions. [2020-10-28 17:09:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-28 17:09:15,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:15,263 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] [2020-10-28 17:09:15,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:09:15,264 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:15,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:15,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1440881377, now seen corresponding path program 1 times [2020-10-28 17:09:15,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:15,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811105941] [2020-10-28 17:09:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:15,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:15,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:16,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1674 [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:16,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:09:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:09:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:09:16,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,411 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:17,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:09:17,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:17,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:17,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:17,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:09:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:17,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:17,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:09:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:09:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 17:09:17,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:09:17,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:17,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:09:17,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:17,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:17,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:09:17,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:17,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:09:17,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 17:09:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:17,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:17,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:17,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 17:09:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:17,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:17,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:17,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:17,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:17,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:17,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:17,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811105941] [2020-10-28 17:09:17,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:17,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:09:17,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960626977] [2020-10-28 17:09:17,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:09:17,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:17,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:09:17,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:09:17,707 INFO L87 Difference]: Start difference. First operand 801 states and 969 transitions. Second operand 12 states. [2020-10-28 17:09:18,420 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:19,903 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:20,438 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:20,841 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:22,136 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:22,654 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:23,101 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:24,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:24,978 INFO L93 Difference]: Finished difference Result 1604 states and 2057 transitions. [2020-10-28 17:09:24,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:09:24,979 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2020-10-28 17:09:24,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:24,987 INFO L225 Difference]: With dead ends: 1604 [2020-10-28 17:09:24,987 INFO L226 Difference]: Without dead ends: 976 [2020-10-28 17:09:24,990 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:09:24,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2020-10-28 17:09:25,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 868. [2020-10-28 17:09:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 868 states. [2020-10-28 17:09:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1059 transitions. [2020-10-28 17:09:25,128 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1059 transitions. Word has length 112 [2020-10-28 17:09:25,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:25,129 INFO L481 AbstractCegarLoop]: Abstraction has 868 states and 1059 transitions. [2020-10-28 17:09:25,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:09:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1059 transitions. [2020-10-28 17:09:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-28 17:09:25,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:25,134 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:25,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:09:25,135 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:25,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:25,135 INFO L82 PathProgramCache]: Analyzing trace with hash 977822364, now seen corresponding path program 1 times [2020-10-28 17:09:25,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:25,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [766998421] [2020-10-28 17:09:25,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:25,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:25,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:25,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:25,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:26,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:09:28,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:28,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3209 [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-28 17:09:28,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:28,852 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:28,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:28,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:28,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:28,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:28,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:28,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:28,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:28,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:28,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:28,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:28,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:28,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:28,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:28,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:28,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:28,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:28,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:28,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:28,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:28,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:28,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:28,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:28,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:28,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:28,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:09:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:29,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 17:09:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 17:09:29,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:09:29,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:09:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:29,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:29,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:09:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:29,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:09:29,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 17:09:29,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:29,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:29,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:29,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:29,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:29,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:29,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:29,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 17:09:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:09:29,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:29,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:09:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 17:09:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:29,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:29,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 17:09:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:29,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 17:09:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:29,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 17:09:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 17:09:29,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [766998421] [2020-10-28 17:09:29,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:09:29,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:09:29,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519189280] [2020-10-28 17:09:29,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:09:29,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:29,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:09:29,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:09:29,335 INFO L87 Difference]: Start difference. First operand 868 states and 1059 transitions. Second operand 9 states. [2020-10-28 17:09:29,883 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:32,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:32,979 INFO L93 Difference]: Finished difference Result 1554 states and 1955 transitions. [2020-10-28 17:09:32,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:09:32,980 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-10-28 17:09:32,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:32,988 INFO L225 Difference]: With dead ends: 1554 [2020-10-28 17:09:32,988 INFO L226 Difference]: Without dead ends: 1101 [2020-10-28 17:09:32,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=164, Invalid=388, Unknown=0, NotChecked=0, Total=552 [2020-10-28 17:09:32,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1101 states. [2020-10-28 17:09:33,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1101 to 1003. [2020-10-28 17:09:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1003 states. [2020-10-28 17:09:33,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 1003 states and 1223 transitions. [2020-10-28 17:09:33,183 INFO L78 Accepts]: Start accepts. Automaton has 1003 states and 1223 transitions. Word has length 153 [2020-10-28 17:09:33,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:33,184 INFO L481 AbstractCegarLoop]: Abstraction has 1003 states and 1223 transitions. [2020-10-28 17:09:33,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1223 transitions. [2020-10-28 17:09:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-28 17:09:33,189 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:33,189 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 17:09:33,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:09:33,190 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:33,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:33,190 INFO L82 PathProgramCache]: Analyzing trace with hash 776877926, now seen corresponding path program 1 times [2020-10-28 17:09:33,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:33,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [175487343] [2020-10-28 17:09:33,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:33,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:33,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:33,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:35,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3784 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:09:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-28 17:09:37,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-28 17:09:37,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,392 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:37,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 17:09:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 17:09:37,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:09:37,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-28 17:09:37,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:09:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:09:37,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:09:37,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:37,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:09:37,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:09:37,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:37,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:37,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:37,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 17:09:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:09:37,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 17:09:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:37,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:37,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:09:37,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:37,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 17:09:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:37,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 17:09:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 17:09:37,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 17:09:37,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:09:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:37,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:37,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-28 17:09:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:37,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-28 17:09:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,829 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-28 17:09:37,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [175487343] [2020-10-28 17:09:37,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:09:37,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:09:37,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284232299] [2020-10-28 17:09:37,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:09:37,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:37,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:09:37,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:09:37,832 INFO L87 Difference]: Start difference. First operand 1003 states and 1223 transitions. Second operand 12 states. [2020-10-28 17:09:38,421 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:09:39,413 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:39,874 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:40,637 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:41,776 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:42,332 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:42,973 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:43,417 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:44,269 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 17:09:45,050 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:45,587 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:46,471 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:09:47,399 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:48,235 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:09:48,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:48,599 INFO L93 Difference]: Finished difference Result 2002 states and 2530 transitions. [2020-10-28 17:09:48,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-28 17:09:48,601 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 171 [2020-10-28 17:09:48,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:48,603 INFO L225 Difference]: With dead ends: 2002 [2020-10-28 17:09:48,603 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:09:48,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=526, Invalid=1544, Unknown=0, NotChecked=0, Total=2070 [2020-10-28 17:09:48,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:09:48,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:09:48,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:09:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:09:48,611 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2020-10-28 17:09:48,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:48,611 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:09:48,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:09:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:09:48,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:09:48,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:09:48,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:09:49,052 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 218 [2020-10-28 17:09:49,498 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 220 [2020-10-28 17:09:49,641 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 218 [2020-10-28 17:09:49,760 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 220 [2020-10-28 17:09:51,957 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 286 [2020-10-28 17:09:56,976 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 292 [2020-10-28 17:09:58,326 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 278 [2020-10-28 17:09:58,833 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 276 [2020-10-28 17:09:59,644 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 273 [2020-10-28 17:10:00,315 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-28 17:10:01,387 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 196 DAG size of output: 16 [2020-10-28 17:10:01,585 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-28 17:10:01,908 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-28 17:10:03,044 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 183 DAG size of output: 19 [2020-10-28 17:10:03,344 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 17:10:04,742 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 189 DAG size of output: 24 [2020-10-28 17:10:05,034 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-28 17:10:05,470 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 37 [2020-10-28 17:10:06,176 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 46 [2020-10-28 17:10:06,726 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 21 [2020-10-28 17:10:07,066 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 21 [2020-10-28 17:10:07,399 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:08,640 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 225 DAG size of output: 47 [2020-10-28 17:10:08,974 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:09,229 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2020-10-28 17:10:09,792 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 21 [2020-10-28 17:10:10,052 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2020-10-28 17:10:10,726 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-28 17:10:11,761 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:10:12,131 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:12,453 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2020-10-28 17:10:14,846 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 243 DAG size of output: 39 [2020-10-28 17:10:15,264 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 1 [2020-10-28 17:10:16,303 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:10:18,570 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 215 DAG size of output: 36 [2020-10-28 17:10:19,838 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 201 DAG size of output: 37 [2020-10-28 17:10:20,476 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-28 17:10:22,300 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 208 DAG size of output: 32 [2020-10-28 17:10:24,466 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 234 DAG size of output: 32 [2020-10-28 17:10:24,660 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-28 17:10:25,692 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 232 DAG size of output: 38 [2020-10-28 17:10:26,763 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 196 DAG size of output: 16 [2020-10-28 17:10:27,126 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:27,490 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:28,489 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 17 [2020-10-28 17:10:28,789 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 17:10:29,150 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:30,178 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:10:31,118 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 47 [2020-10-28 17:10:31,464 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-28 17:10:32,502 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:10:32,708 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-28 17:10:33,064 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:33,342 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 17:10:34,228 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 43 [2020-10-28 17:10:34,560 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:35,201 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-28 17:10:36,290 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 170 DAG size of output: 21 [2020-10-28 17:10:37,243 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 44 [2020-10-28 17:10:39,347 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 213 DAG size of output: 39 [2020-10-28 17:10:39,465 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 24 [2020-10-28 17:10:40,420 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 44 [2020-10-28 17:10:40,424 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:10:40,424 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:10:40,424 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 499 554) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point L530(lines 530 534) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point L530-1(lines 530 534) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point L524-2(lines 524 545) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 499 554) no Hoare annotation was computed. [2020-10-28 17:10:40,425 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 499 554) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L546(lines 523 547) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L607(lines 580 608) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L600-1(line 600) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 555 614) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 555 614) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-10-28 17:10:40,426 INFO L274 CegarLoopResult]: For program point L587-1(lines 587 591) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 555 614) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point L581-2(lines 581 606) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 831 837) the Hoare annotation is: true [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 831 837) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 838 846) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 838 846) the Hoare annotation is: true [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 838 846) no Hoare annotation was computed. [2020-10-28 17:10:40,427 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 850 857) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:10:40,427 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 850 857) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 850 857) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 858 867) the Hoare annotation is: (let ((.cse0 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (= 0 ~systemActive~0)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse3) (or (not (= ~waterLevel~0 1)) .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse5 .cse6 .cse3 (not (= 2 ~waterLevel~0))))) [2020-10-28 17:10:40,428 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 858 867) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 858 867) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L270 CegarLoopResult]: At program point L883(line 883) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0)) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse2 (not (<= ~pumpRunning~0 0)) .cse3) (or .cse0 .cse2 .cse1 .cse3))) [2020-10-28 17:10:40,428 INFO L274 CegarLoopResult]: For program point L881(lines 881 887) no Hoare annotation was computed. [2020-10-28 17:10:40,428 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 868 896) the Hoare annotation is: true [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point L880(lines 880 890) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L270 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) (= 0 ~systemActive~0) .cse0) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point L876(lines 876 893) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 868 896) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point L876-1(lines 868 896) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L277 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: true [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 423 445) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,429 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 423 445) no Hoare annotation was computed. [2020-10-28 17:10:40,429 INFO L270 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,430 INFO L270 CegarLoopResult]: At program point L435-1(line 435) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L433(lines 433 440) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 440) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L270 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,430 INFO L270 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 423 445) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L270 CegarLoopResult]: At program point L429-1(line 429) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 377 400) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 377 400) no Hoare annotation was computed. [2020-10-28 17:10:40,430 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 377 400) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,431 INFO L274 CegarLoopResult]: For program point L120-1(lines 101 125) no Hoare annotation was computed. [2020-10-28 17:10:40,431 INFO L270 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,431 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 101 125) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:10:40,431 INFO L270 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (and (= 2 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point L109(lines 109 117) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 101 125) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point L105(lines 105 122) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 260 274) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L270 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse1 .cse3 .cse4 .cse2) (or .cse5 .cse6 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse5 .cse6 .cse3 .cse4) (or .cse5 .cse6 (not (= ~waterLevel~0 1))))) [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-10-28 17:10:40,432 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 260 274) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse1 .cse3 .cse4 .cse2) (or .cse5 .cse6 .cse3 .cse4 .cse2) (or .cse5 .cse6 (not (= ~waterLevel~0 1)) .cse2) (or .cse5 .cse6 .cse4 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:10:40,432 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 260 274) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 196 204) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 196 204) the Hoare annotation is: true [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 196 204) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L224(lines 224 232) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L212(lines 212 220) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L212-2(lines 212 220) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 205 240) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point L235-1(line 235) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 205 240) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 205 240) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 824 830) no Hoare annotation was computed. [2020-10-28 17:10:40,433 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 824 830) the Hoare annotation is: true [2020-10-28 17:10:40,433 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 453 498) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 453 498) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 453 498) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point L797(lines 797 798) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 766 811) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point L790(lines 790 791) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 790 791) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 797 798) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point L780(lines 780 800) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point L780-1(lines 780 800) no Hoare annotation was computed. [2020-10-28 17:10:40,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 766 811) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 766 811) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 409 419) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,435 INFO L270 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 409 419) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 409 419) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 185 195) the Hoare annotation is: true [2020-10-28 17:10:40,435 INFO L277 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: true [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 185 195) no Hoare annotation was computed. [2020-10-28 17:10:40,435 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 185 195) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 177 184) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) .cse1 .cse2))) [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 177 184) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 177 184) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 977 990) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point L981(lines 981 987) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 977 990) the Hoare annotation is: true [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 977 990) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 127 151) no Hoare annotation was computed. [2020-10-28 17:10:40,436 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 127 151) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:10:40,436 INFO L270 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,437 INFO L274 CegarLoopResult]: For program point L146-1(lines 127 151) no Hoare annotation was computed. [2020-10-28 17:10:40,437 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,437 INFO L270 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,437 INFO L274 CegarLoopResult]: For program point L135(lines 135 143) no Hoare annotation was computed. [2020-10-28 17:10:40,437 INFO L270 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:10:40,437 INFO L274 CegarLoopResult]: For program point L133-1(line 133) no Hoare annotation was computed. [2020-10-28 17:10:40,437 INFO L274 CegarLoopResult]: For program point L131(lines 131 148) no Hoare annotation was computed. [2020-10-28 17:10:40,437 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 93 99) no Hoare annotation was computed. [2020-10-28 17:10:40,437 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 93 99) the Hoare annotation is: true [2020-10-28 17:10:40,438 INFO L270 CegarLoopResult]: At program point testENTRY(lines 279 344) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:10:40,438 INFO L274 CegarLoopResult]: For program point testFINAL(lines 279 344) no Hoare annotation was computed. [2020-10-28 17:10:40,438 INFO L270 CegarLoopResult]: At program point L337(lines 288 338) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:10:40,438 INFO L270 CegarLoopResult]: At program point L327(line 327) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse5 (= 2 ~waterLevel~0) .cse0 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse7) (and .cse5 .cse0 .cse6 .cse3 .cse7) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2 .cse4))) [2020-10-28 17:10:40,438 INFO L274 CegarLoopResult]: For program point L325(lines 325 331) no Hoare annotation was computed. [2020-10-28 17:10:40,438 INFO L270 CegarLoopResult]: At program point L325-1(lines 319 332) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse7) (and .cse4 .cse1 .cse5 .cse6 .cse7) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 .cse3))) [2020-10-28 17:10:40,438 INFO L274 CegarLoopResult]: For program point L290(lines 289 336) no Hoare annotation was computed. [2020-10-28 17:10:40,438 INFO L274 CegarLoopResult]: For program point L319(lines 319 332) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L270 CegarLoopResult]: At program point L311(line 311) the Hoare annotation is: (let ((.cse7 (= 1 ~systemActive~0)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and (= ~waterLevel~0 1) .cse1 .cse7 .cse8 .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse6))) [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point L309(lines 309 315) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L270 CegarLoopResult]: At program point L334(lines 289 336) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (and (= ~waterLevel~0 1) .cse1 (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse1 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-28 17:10:40,439 INFO L270 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (and (= ~waterLevel~0 1) .cse1 (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse1 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point L299(lines 299 305) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point L299-1(lines 299 305) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-10-28 17:10:40,439 INFO L274 CegarLoopResult]: For program point testEXIT(lines 279 344) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 744 745) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point L734(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 751 752) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point L734-1(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 720 765) no Hoare annotation was computed. [2020-10-28 17:10:40,440 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 720 765) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 720 765) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point L751(lines 751 752) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point L744(lines 744 745) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point L740(lines 740 747) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 152 159) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 152 159) no Hoare annotation was computed. [2020-10-28 17:10:40,441 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 152 159) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L953(lines 953 961) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 945 967) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L953-2(lines 953 961) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 945 967) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 945 967) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 617 719) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L667(lines 666 686) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L698-1(line 698) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L663(lines 663 704) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L682(line 682) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L682-1(line 682) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 617 719) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L705(lines 705 716) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L668(lines 668 672) no Hoare annotation was computed. [2020-10-28 17:10:40,442 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 686) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 617 719) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point L687(lines 665 688) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point L646(lines 646 662) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point L706(lines 706 713) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 814 823) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 814 823) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 814 823) no Hoare annotation was computed. [2020-10-28 17:10:40,443 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 160 176) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point L171-1(lines 160 176) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 160 176) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point L165-1(line 165) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 241 259) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point L250(lines 250 254) no Hoare annotation was computed. [2020-10-28 17:10:40,444 INFO L277 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: true [2020-10-28 17:10:40,444 INFO L274 CegarLoopResult]: For program point L250-2(lines 250 254) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point L248-1(line 248) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 241 259) the Hoare annotation is: true [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 241 259) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 968 976) the Hoare annotation is: true [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 968 976) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 968 976) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point L928-1(lines 924 935) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 924 935) the Hoare annotation is: (let ((.cse6 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (= 0 ~systemActive~0)) (.cse5 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse4 .cse3 .cse5) (or .cse6 .cse7 (not (= 2 ~waterLevel~0)) .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse5) (or (not (= ~waterLevel~0 1)) .cse0 .cse2 .cse4 .cse3))) [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 924 935) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,445 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,446 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 936 944) the Hoare annotation is: true [2020-10-28 17:10:40,446 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:10:40,446 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:10:40,446 INFO L270 CegarLoopResult]: At program point L82(line 82) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse9 (not .cse7)) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (<= ~waterLevel~0 2)) (.cse11 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse5 (and .cse8 .cse10 .cse11)) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) .cse11)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 (not (= |old(~waterLevel~0)| 2))) (or .cse2 .cse5 .cse4 .cse6 .cse7) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) (and .cse8 .cse9 (<= 2 ~waterLevel~0) .cse10 .cse11)))))) [2020-10-28 17:10:40,446 INFO L270 CegarLoopResult]: At program point L80(lines 80 86) the Hoare annotation is: (let ((.cse10 (= 0 ~systemActive~0))) (let ((.cse16 (<= ~waterLevel~0 2)) (.cse1 (= 2 ~waterLevel~0)) (.cse15 (not .cse10)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse12 (and .cse17 .cse2 .cse3 .cse4)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (and (<= 1 ~pumpRunning~0) .cse17 .cse1 .cse15)) (.cse13 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and (<= 1 ~switchedOnBeforeTS~0) .cse15 .cse2 .cse16 .cse3)) (.cse14 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse15 .cse16 .cse4))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse10 .cse7 .cse11) (or .cse12 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or .cse12 .cse0 .cse13 .cse5 .cse6 .cse14) (or .cse13 .cse8 .cse14 .cse9 .cse10 .cse11))))) [2020-10-28 17:10:40,446 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 66 92) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7 .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse4) (or .cse1 .cse3 .cse5 .cse6 .cse4) (or (and (= 2 ~waterLevel~0) .cse7 .cse8) .cse5 .cse6 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse4)))) [2020-10-28 17:10:40,446 INFO L270 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (let ((.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (= 0 ~systemActive~0)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse2 .cse3 .cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5 .cse6) .cse7) (or .cse4 (and (= 2 ~waterLevel~0) .cse5 .cse6) .cse7 .cse8) (or .cse0 .cse2 .cse1 .cse3) (or .cse0 .cse1 .cse8))) [2020-10-28 17:10:40,446 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 66 92) no Hoare annotation was computed. [2020-10-28 17:10:40,446 INFO L274 CegarLoopResult]: For program point L73(lines 69 91) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point L71(lines 69 91) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 66 92) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L277 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: true [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point L353-1(line 353) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 347 376) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 347 376) the Hoare annotation is: true [2020-10-28 17:10:40,447 INFO L277 CegarLoopResult]: At program point L372(lines 347 376) the Hoare annotation is: true [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point L361(lines 361 365) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L277 CegarLoopResult]: At program point L361-1(lines 361 365) the Hoare annotation is: true [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-28 17:10:40,447 INFO L277 CegarLoopResult]: At program point L357-2(lines 357 371) the Hoare annotation is: true [2020-10-28 17:10:40,447 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 900 911) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:10:40,447 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 900 911) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point L904-1(lines 900 911) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 401 407) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 401 407) the Hoare annotation is: true [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:10:40,448 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 912 923) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 912 923) the Hoare annotation is: (let ((.cse2 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (= 2 ~waterLevel~0) .cse6 (not (= |old(~waterLevel~0)| 2))) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 (not (= 1 ~systemActive~0)) .cse3) (or .cse0 .cse5 .cse1 .cse6 .cse4))) [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point L916-1(lines 912 923) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:10:40,448 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:10:40,449 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:10:40,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:10:40 BoogieIcfgContainer [2020-10-28 17:10:40,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:10:40,469 INFO L168 Benchmark]: Toolchain (without parser) took 132824.89 ms. Allocated memory was 151.0 MB in the beginning and 744.5 MB in the end (delta: 593.5 MB). Free memory was 124.9 MB in the beginning and 486.9 MB in the end (delta: -362.0 MB). Peak memory consumption was 469.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:10:40,470 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:10:40,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.10 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 102.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:10:40,471 INFO L168 Benchmark]: Boogie Preprocessor took 232.11 ms. Allocated memory is still 151.0 MB. Free memory was 102.4 MB in the beginning and 131.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:10:40,471 INFO L168 Benchmark]: RCFGBuilder took 1478.68 ms. Allocated memory is still 151.0 MB. Free memory was 131.2 MB in the beginning and 123.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:10:40,472 INFO L168 Benchmark]: TraceAbstraction took 130388.51 ms. Allocated memory was 151.0 MB in the beginning and 744.5 MB in the end (delta: 593.5 MB). Free memory was 123.1 MB in the beginning and 486.9 MB in the end (delta: -363.8 MB). Peak memory consumption was 466.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:10:40,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 709.10 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 102.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 232.11 ms. Allocated memory is still 151.0 MB. Free memory was 102.4 MB in the beginning and 131.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1478.68 ms. Allocated memory is still 151.0 MB. Free memory was 131.2 MB in the beginning and 123.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 130388.51 ms. Allocated memory was 151.0 MB in the beginning and 744.5 MB in the end (delta: 593.5 MB). Free memory was 123.1 MB in the beginning and 486.9 MB in the end (delta: -363.8 MB). Peak memory consumption was 466.7 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: 751]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 744]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 797]: 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: 288]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || (((1 <= pumpRunning && 2 == waterLevel) && splverifierCounter <= 0) && !(0 == systemActive))) || (((((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == \old(pumpRunning)) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical)) || ((((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) && pumpRunning <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 260 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 78.4s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 46.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 51.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1598 SDtfs, 3155 SDslu, 1813 SDs, 0 SdLazy, 7167 SolverSat, 2305 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 398 SyntacticMatches, 5 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 21.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1003occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 650 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 2205 PreInvPairs, 2448 NumberOfFragments, 2663 HoareAnnotationTreeSize, 2205 FomulaSimplifications, 46240435 FormulaSimplificationTreeSizeReduction, 10.9s HoareSimplificationTime, 68 FomulaSimplificationsInter, 479821 FormulaSimplificationTreeSizeReductionInter, 40.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 30.2s InterpolantComputationTime, 1060 NumberOfCodeBlocks, 1060 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1050 ConstructedInterpolants, 0 QuantifiedInterpolants, 404530 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 98/107 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...