/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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:35:55,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:35:55,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:35:55,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:35:55,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:35:55,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:35:55,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:35:55,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:35:55,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:35:55,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:35:55,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:35:55,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:35:55,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:35:55,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:35:55,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:35:55,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:35:55,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:35:55,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:35:55,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:35:55,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:35:55,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:35:55,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:35:55,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:35:55,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:35:55,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:35:55,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:35:55,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:35:55,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:35:55,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:35:55,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:35:55,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:35:55,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:35:55,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:35:55,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:35:55,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:35:55,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:35:55,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:35:55,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:35:55,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:35:55,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:35:55,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:35:55,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:35:55,998 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:35:55,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:35:56,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:35:56,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:35:56,005 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:35:56,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:35:56,006 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:35:56,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:35:56,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:35:56,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:35:56,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:35:56,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:35:56,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:35:56,009 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:35:56,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:35:56,010 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:35:56,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:35:56,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:35:56,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:35:56,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:35:56,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:35:56,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:35:56,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:35:56,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:35:56,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:35:56,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:35:56,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:35:56,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:35:56,014 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:35:56,014 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:35:56,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:35:56,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:35:56,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:35:56,495 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:35:56,496 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:35:56,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2020-10-27 03:35:56,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6926c1011/c6f53290204f4045963a634107b83424/FLAGcb6704c5a [2020-10-27 03:35:57,274 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:35:57,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2020-10-27 03:35:57,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6926c1011/c6f53290204f4045963a634107b83424/FLAGcb6704c5a [2020-10-27 03:35:57,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6926c1011/c6f53290204f4045963a634107b83424 [2020-10-27 03:35:57,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:35:57,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:35:57,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:35:57,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:35:57,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:35:57,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:35:57" (1/1) ... [2020-10-27 03:35:57,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b9e684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:57, skipping insertion in model container [2020-10-27 03:35:57,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:35:57" (1/1) ... [2020-10-27 03:35:57,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:35:57,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:35:58,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:35:58,041 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:35:58,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:35:58,175 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:35:58,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58 WrapperNode [2020-10-27 03:35:58,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:35:58,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:35:58,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:35:58,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:35:58,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:35:58,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:35:58,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:35:58,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:35:58,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:35:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:35:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:35:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:35:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:35:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:35:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:35:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:35:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:35:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:35:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:35:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:35:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:35:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:35:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:35:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:35:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:35:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:35:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:35:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:35:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:35:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:35:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:35:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:35:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:35:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:35:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:35:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:35:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:35:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:35:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:35:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:35:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:35:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:35:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:35:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:35:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:35:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:35:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:35:59,891 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:35:59,891 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:35:59,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:35:59 BoogieIcfgContainer [2020-10-27 03:35:59,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:35:59,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:35:59,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:35:59,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:35:59,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:35:57" (1/3) ... [2020-10-27 03:35:59,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36316eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:35:59, skipping insertion in model container [2020-10-27 03:35:59,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (2/3) ... [2020-10-27 03:35:59,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36316eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:35:59, skipping insertion in model container [2020-10-27 03:35:59,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:35:59" (3/3) ... [2020-10-27 03:35:59,921 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33.cil.c [2020-10-27 03:35:59,933 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:35:59,939 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:35:59,953 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:35:59,982 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:35:59,982 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:35:59,983 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:35:59,983 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:35:59,983 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:35:59,983 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:35:59,983 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:35:59,983 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:36:00,007 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-10-27 03:36:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 03:36:00,017 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:00,018 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:00,019 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:00,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:00,025 INFO L82 PathProgramCache]: Analyzing trace with hash 805188370, now seen corresponding path program 1 times [2020-10-27 03:36:00,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:00,036 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1817015172] [2020-10-27 03:36:00,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:00,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:00,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:00,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:03,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:03,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 03:36:03,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:36:03,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3183 [2020-10-27 03:36:03,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:36:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:36:03,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:36:04,107 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:04,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-27 03:36:04,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:04,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:04,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:04,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:36:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:04,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:36:04,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:04,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:04,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:36:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:04,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1817015172] [2020-10-27 03:36:04,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:04,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:04,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750484255] [2020-10-27 03:36:04,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:04,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:04,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:04,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:04,491 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 8 states. [2020-10-27 03:36:05,163 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:06,258 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:07,413 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-10-27 03:36:08,070 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:08,520 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:08,994 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:36:09,535 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:09,994 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:10,435 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:11,181 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:13,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:13,171 INFO L93 Difference]: Finished difference Result 476 states and 681 transitions. [2020-10-27 03:36:13,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:36:13,174 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-27 03:36:13,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:13,202 INFO L225 Difference]: With dead ends: 476 [2020-10-27 03:36:13,203 INFO L226 Difference]: Without dead ends: 326 [2020-10-27 03:36:13,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:36:13,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-10-27 03:36:13,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 282. [2020-10-27 03:36:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-27 03:36:13,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 364 transitions. [2020-10-27 03:36:13,365 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 364 transitions. Word has length 53 [2020-10-27 03:36:13,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:13,366 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 364 transitions. [2020-10-27 03:36:13,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 364 transitions. [2020-10-27 03:36:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-27 03:36:13,374 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:13,374 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:13,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:36:13,375 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:13,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:13,378 INFO L82 PathProgramCache]: Analyzing trace with hash 148870861, now seen corresponding path program 1 times [2020-10-27 03:36:13,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:13,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [878389961] [2020-10-27 03:36:13,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:13,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:13,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:13,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 03:36:13,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:13,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-27 03:36:13,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 03:36:13,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,008 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:14,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-27 03:36:14,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:14,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:14,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:14,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:14,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:36:14,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:14,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:14,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:14,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:14,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:14,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:14,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:14,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:14,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:36:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:36:14,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:14,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:14,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:14,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:14,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:36:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:14,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:14,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:14,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:14,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:36:14,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 03:36:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:14,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:14,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:14,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:14,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:14,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:14,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:14,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:14,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:14,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:14,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:36:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:14,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [878389961] [2020-10-27 03:36:14,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:14,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:36:14,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257866439] [2020-10-27 03:36:14,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:36:14,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:14,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:36:14,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:36:14,308 INFO L87 Difference]: Start difference. First operand 282 states and 364 transitions. Second operand 6 states. [2020-10-27 03:36:14,883 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:16,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:16,251 INFO L93 Difference]: Finished difference Result 594 states and 838 transitions. [2020-10-27 03:36:16,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 03:36:16,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-27 03:36:16,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:16,266 INFO L225 Difference]: With dead ends: 594 [2020-10-27 03:36:16,266 INFO L226 Difference]: Without dead ends: 336 [2020-10-27 03:36:16,271 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:16,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2020-10-27 03:36:16,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 278. [2020-10-27 03:36:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-10-27 03:36:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 351 transitions. [2020-10-27 03:36:16,416 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 351 transitions. Word has length 62 [2020-10-27 03:36:16,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:16,417 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 351 transitions. [2020-10-27 03:36:16,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:36:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 351 transitions. [2020-10-27 03:36:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-27 03:36:16,433 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:16,433 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:16,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:36:16,434 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:16,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:16,434 INFO L82 PathProgramCache]: Analyzing trace with hash 377428078, now seen corresponding path program 1 times [2020-10-27 03:36:16,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:16,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112818419] [2020-10-27 03:36:16,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:16,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:16,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:17,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-27 03:36:19,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:36:19,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2830 [2020-10-27 03:36:19,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:36:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 03:36:19,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,694 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:19,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 03:36:19,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:19,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:19,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:19,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:19,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:19,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:36:19,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:36:19,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:19,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:19,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:19,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:19,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:19,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:36:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:19,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:19,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:19,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:19,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:19,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:19,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 03:36:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:19,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:19,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:19,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 03:36:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:19,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:19,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 03:36:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:19,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:19,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:19,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:19,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:19,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:19,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:19,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:20,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112818419] [2020-10-27 03:36:20,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:20,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:20,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223347522] [2020-10-27 03:36:20,013 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:20,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:20,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:20,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:20,015 INFO L87 Difference]: Start difference. First operand 278 states and 351 transitions. Second operand 8 states. [2020-10-27 03:36:20,642 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:21,959 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:23,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:23,658 INFO L93 Difference]: Finished difference Result 851 states and 1234 transitions. [2020-10-27 03:36:23,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:36:23,658 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 70 [2020-10-27 03:36:23,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:23,664 INFO L225 Difference]: With dead ends: 851 [2020-10-27 03:36:23,665 INFO L226 Difference]: Without dead ends: 597 [2020-10-27 03:36:23,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:36:23,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2020-10-27 03:36:23,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 489. [2020-10-27 03:36:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-10-27 03:36:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 618 transitions. [2020-10-27 03:36:23,807 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 618 transitions. Word has length 70 [2020-10-27 03:36:23,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:23,810 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 618 transitions. [2020-10-27 03:36:23,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 618 transitions. [2020-10-27 03:36:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 03:36:23,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:23,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:23,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:36:23,817 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:23,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:23,818 INFO L82 PathProgramCache]: Analyzing trace with hash -509618993, now seen corresponding path program 1 times [2020-10-27 03:36:23,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:23,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1538684869] [2020-10-27 03:36:23,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:23,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 03:36:24,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:24,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,541 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:24,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:24,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:24,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:24,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:36:24,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:24,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:36:24,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:36:24,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:24,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:24,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 03:36:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:36:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 03:36:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:24,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:24,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:24,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:24,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:24,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1538684869] [2020-10-27 03:36:24,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:24,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:24,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740157672] [2020-10-27 03:36:24,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:24,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:24,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:24,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:24,799 INFO L87 Difference]: Start difference. First operand 489 states and 618 transitions. Second operand 8 states. [2020-10-27 03:36:25,950 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:26,406 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:26,816 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:28,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:28,338 INFO L93 Difference]: Finished difference Result 927 states and 1268 transitions. [2020-10-27 03:36:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:36:28,339 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-27 03:36:28,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:28,346 INFO L225 Difference]: With dead ends: 927 [2020-10-27 03:36:28,346 INFO L226 Difference]: Without dead ends: 592 [2020-10-27 03:36:28,349 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:36:28,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2020-10-27 03:36:28,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 493. [2020-10-27 03:36:28,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-10-27 03:36:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 621 transitions. [2020-10-27 03:36:28,488 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 621 transitions. Word has length 84 [2020-10-27 03:36:28,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:28,489 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 621 transitions. [2020-10-27 03:36:28,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 621 transitions. [2020-10-27 03:36:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 03:36:28,492 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:28,492 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:28,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:36:28,493 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:28,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:28,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1541365005, now seen corresponding path program 1 times [2020-10-27 03:36:28,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:28,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1644220697] [2020-10-27 03:36:28,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 03:36:28,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 474 [2020-10-27 03:36:28,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-27 03:36:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,394 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:29,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:36:29,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:29,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:29,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:36:29,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:29,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:36:29,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:29,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:29,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:29,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 03:36:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:36:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 03:36:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:29,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1644220697] [2020-10-27 03:36:29,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:29,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:29,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426310689] [2020-10-27 03:36:29,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:29,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:29,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:29,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:29,630 INFO L87 Difference]: Start difference. First operand 493 states and 621 transitions. Second operand 9 states. [2020-10-27 03:36:31,572 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:31,966 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:36:32,404 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:32,794 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:34,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:34,344 INFO L93 Difference]: Finished difference Result 1009 states and 1340 transitions. [2020-10-27 03:36:34,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:36:34,345 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-27 03:36:34,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:34,349 INFO L225 Difference]: With dead ends: 1009 [2020-10-27 03:36:34,350 INFO L226 Difference]: Without dead ends: 540 [2020-10-27 03:36:34,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:36:34,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-27 03:36:34,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 457. [2020-10-27 03:36:34,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-10-27 03:36:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 567 transitions. [2020-10-27 03:36:34,463 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 567 transitions. Word has length 84 [2020-10-27 03:36:34,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:34,463 INFO L481 AbstractCegarLoop]: Abstraction has 457 states and 567 transitions. [2020-10-27 03:36:34,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 567 transitions. [2020-10-27 03:36:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 03:36:34,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:34,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:34,466 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:36:34,466 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:34,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:34,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1447533884, now seen corresponding path program 1 times [2020-10-27 03:36:34,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:34,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556922555] [2020-10-27 03:36:34,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:34,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:34,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:34,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 03:36:34,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 392 [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 03:36:34,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,305 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:35,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:36:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:35,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:35,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:35,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:36:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:35,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:36:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:35,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:36:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:35,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:35,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:35,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:35,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:35,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:35,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:35,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556922555] [2020-10-27 03:36:35,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:35,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:36:35,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334459290] [2020-10-27 03:36:35,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:36:35,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:35,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:36:35,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:36:35,581 INFO L87 Difference]: Start difference. First operand 457 states and 567 transitions. Second operand 10 states. [2020-10-27 03:36:36,542 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:36:37,451 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:38,832 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:36:39,304 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:39,781 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:40,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:40,808 INFO L93 Difference]: Finished difference Result 913 states and 1149 transitions. [2020-10-27 03:36:40,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:36:40,810 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 85 [2020-10-27 03:36:40,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:40,811 INFO L225 Difference]: With dead ends: 913 [2020-10-27 03:36:40,811 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:36:40,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-10-27 03:36:40,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:36:40,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:36:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:36:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:36:40,817 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2020-10-27 03:36:40,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:40,817 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:36:40,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:36:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:36:40,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:36:40,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:36:40,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:36:41,015 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-10-27 03:36:41,835 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 154 [2020-10-27 03:36:42,009 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 158 [2020-10-27 03:36:42,661 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 214 [2020-10-27 03:36:42,863 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 219 [2020-10-27 03:36:43,001 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 216 [2020-10-27 03:36:43,215 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 216 [2020-10-27 03:36:43,338 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 214 [2020-10-27 03:36:43,457 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 158 [2020-10-27 03:36:45,280 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 158 [2020-10-27 03:36:45,939 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 154 [2020-10-27 03:36:47,682 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 23 [2020-10-27 03:36:48,552 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 15 [2020-10-27 03:36:48,832 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 03:36:49,699 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-10-27 03:36:49,985 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:36:50,437 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 03:36:51,112 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 20 [2020-10-27 03:36:51,421 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:36:51,788 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2020-10-27 03:36:52,436 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-27 03:36:52,849 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:53,128 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:36:53,406 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:36:54,127 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-27 03:36:54,924 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 19 [2020-10-27 03:36:55,215 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:36:55,531 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 03:36:56,323 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-27 03:36:56,625 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:36:57,193 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-27 03:36:57,778 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 03:36:58,635 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 03:36:59,135 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-27 03:36:59,500 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:36:59,794 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:37:00,406 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 19 [2020-10-27 03:37:00,685 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 03:37:00,976 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:37:01,280 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:37:01,563 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 03:37:02,302 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-27 03:37:03,016 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 25 [2020-10-27 03:37:03,913 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-10-27 03:37:04,206 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:37:04,494 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-27 03:37:04,797 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:37:05,442 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-10-27 03:37:05,447 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point L322-2(lines 322 343) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point L344(lines 321 345) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 297 352) no Hoare annotation was computed. [2020-10-27 03:37:05,448 INFO L274 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 332) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 297 352) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 297 352) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L385-1(lines 385 389) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L379-2(lines 379 404) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 353 412) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point L405(lines 378 406) no Hoare annotation was computed. [2020-10-27 03:37:05,449 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 353 412) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point L398-1(line 398) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 353 412) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 893 899) the Hoare annotation is: true [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 893 899) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 900 908) no Hoare annotation was computed. [2020-10-27 03:37:05,450 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 900 908) the Hoare annotation is: true [2020-10-27 03:37:05,450 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 900 908) no Hoare annotation was computed. [2020-10-27 03:37:05,451 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,451 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2020-10-27 03:37:05,451 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2020-10-27 03:37:05,451 INFO L270 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,451 INFO L270 CegarLoopResult]: At program point L233-1(line 233) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,451 INFO L274 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2020-10-27 03:37:05,451 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2020-10-27 03:37:05,452 INFO L274 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-27 03:37:05,452 INFO L270 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,452 INFO L270 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,452 INFO L270 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,452 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-27 03:37:05,452 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 03:37:05,452 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:37:05,452 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 03:37:05,453 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 776 784) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 776 784) the Hoare annotation is: true [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 776 784) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:37:05,454 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point L804(lines 804 812) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 812) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 886 892) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 886 892) the Hoare annotation is: true [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 251 296) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 251 296) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 251 296) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point L578-1(lines 578 598) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 564 609) no Hoare annotation was computed. [2020-10-27 03:37:05,455 INFO L274 CegarLoopResult]: For program point L595(lines 595 596) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 588 589) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 595 596) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point L588(lines 588 589) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 564 609) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point L584(lines 584 591) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 564 609) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L274 CegarLoopResult]: For program point L578(lines 578 598) no Hoare annotation was computed. [2020-10-27 03:37:05,456 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 208 217) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 208 217) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 208 217) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 765 775) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 765 775) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 765 775) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 757 764) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 757 764) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 757 764) no Hoare annotation was computed. [2020-10-27 03:37:05,457 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L270 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0)))) (and (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse0 (not (= 2 ~waterLevel~0))) (and .cse0 (<= 1 processEnvironment_~tmp~5)) .cse1 (not (= |old(~pumpRunning~0)| 0)))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point L732(lines 732 740) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L270 CegarLoopResult]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point L728(lines 728 745) no Hoare annotation was computed. [2020-10-27 03:37:05,458 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 724 748) no Hoare annotation was computed. [2020-10-27 03:37:05,459 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 724 748) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 03:37:05,459 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,459 INFO L274 CegarLoopResult]: For program point L743-1(lines 724 748) no Hoare annotation was computed. [2020-10-27 03:37:05,459 INFO L270 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,459 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 716 722) no Hoare annotation was computed. [2020-10-27 03:37:05,459 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 716 722) the Hoare annotation is: true [2020-10-27 03:37:05,459 INFO L270 CegarLoopResult]: At program point L673(lines 630 675) the Hoare annotation is: (or (<= 1 ~pumpRunning~0) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0))) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:37:05,459 INFO L274 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L270 CegarLoopResult]: At program point testENTRY(lines 620 683) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point L640-1(lines 640 646) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point testFINAL(lines 620 683) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L270 CegarLoopResult]: At program point L676(lines 629 677) the Hoare annotation is: (or (<= 1 ~pumpRunning~0) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0))) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L270 CegarLoopResult]: At program point L666-2(lines 660 671) the Hoare annotation is: (or (<= 1 ~pumpRunning~0) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point L631(lines 630 675) no Hoare annotation was computed. [2020-10-27 03:37:05,460 INFO L274 CegarLoopResult]: For program point L660(lines 660 671) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L270 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (or (<= 1 ~pumpRunning~0) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point testEXIT(lines 620 683) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L270 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (or (<= 1 ~pumpRunning~0) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0))) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 542 543) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point L542(lines 542 543) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 549 550) no Hoare annotation was computed. [2020-10-27 03:37:05,461 INFO L274 CegarLoopResult]: For program point L538(lines 538 545) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 518 563) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 518 563) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point L532(lines 532 552) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point L532-1(lines 532 552) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 518 563) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point L549(lines 549 550) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:37:05,462 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 415 517) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L444(lines 444 460) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L504(lines 504 511) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L465(lines 464 484) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L496-1(line 496) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L461(lines 461 502) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 415 517) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L480-1(line 480) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L503(lines 503 514) no Hoare annotation was computed. [2020-10-27 03:37:05,463 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 415 517) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point L464-2(lines 464 484) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point L485(lines 463 486) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 876 885) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 876 885) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 876 885) no Hoare annotation was computed. [2020-10-27 03:37:05,464 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 749 756) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 749 756) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 749 756) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:37:05,465 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:37:05,465 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 821 839) no Hoare annotation was computed. [2020-10-27 03:37:05,466 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L277 CegarLoopResult]: At program point L828(line 828) the Hoare annotation is: true [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 821 839) the Hoare annotation is: true [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 821 839) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,467 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,468 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,468 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 03:37:05,468 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:37:05,468 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:37:05,469 INFO L270 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-27 03:37:05,470 INFO L270 CegarLoopResult]: At program point L703(lines 703 709) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and (<= 1 ~pumpRunning~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse3))) (or .cse4 .cse2 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse1 .cse3))) [2020-10-27 03:37:05,470 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,470 INFO L274 CegarLoopResult]: For program point L696(lines 695 714) no Hoare annotation was computed. [2020-10-27 03:37:05,470 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 692 715) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,470 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 692 715) no Hoare annotation was computed. [2020-10-27 03:37:05,470 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 692 715) no Hoare annotation was computed. [2020-10-27 03:37:05,470 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 145 174) no Hoare annotation was computed. [2020-10-27 03:37:05,470 INFO L274 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2020-10-27 03:37:05,471 INFO L270 CegarLoopResult]: At program point L159-1(lines 159 163) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (<= 1 ~pumpRunning~0) (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,471 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 145 174) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,471 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 03:37:05,471 INFO L270 CegarLoopResult]: At program point L155-2(lines 155 169) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (<= 1 ~pumpRunning~0) (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,471 INFO L270 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:05,471 INFO L274 CegarLoopResult]: For program point L151-1(line 151) no Hoare annotation was computed. [2020-10-27 03:37:05,471 INFO L277 CegarLoopResult]: At program point L170(lines 145 174) the Hoare annotation is: true [2020-10-27 03:37:05,471 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-27 03:37:05,472 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0) (or (= 2 ~waterLevel~0) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-27 03:37:05,472 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 841 873) no Hoare annotation was computed. [2020-10-27 03:37:05,473 INFO L274 CegarLoopResult]: For program point L860(lines 860 866) no Hoare annotation was computed. [2020-10-27 03:37:05,473 INFO L270 CegarLoopResult]: At program point L858(line 858) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-27 03:37:05,473 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 841 873) the Hoare annotation is: true [2020-10-27 03:37:05,473 INFO L274 CegarLoopResult]: For program point L858-1(line 858) no Hoare annotation was computed. [2020-10-27 03:37:05,473 INFO L274 CegarLoopResult]: For program point L856(lines 856 869) no Hoare annotation was computed. [2020-10-27 03:37:05,473 INFO L274 CegarLoopResult]: For program point L856-1(lines 841 873) no Hoare annotation was computed. [2020-10-27 03:37:05,473 INFO L277 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: true [2020-10-27 03:37:05,474 INFO L274 CegarLoopResult]: For program point L854-1(line 854) no Hoare annotation was computed. [2020-10-27 03:37:05,474 INFO L274 CegarLoopResult]: For program point L850(lines 850 870) no Hoare annotation was computed. [2020-10-27 03:37:05,474 INFO L277 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-10-27 03:37:05,475 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (or (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 200 206) no Hoare annotation was computed. [2020-10-27 03:37:05,475 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 200 206) the Hoare annotation is: true [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,475 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-27 03:37:05,475 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:37:05,475 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:05,476 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:37:05,476 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse0 (= |old(~waterLevel~0)| 2) (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-27 03:37:05,476 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:37:05,476 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 611 618) no Hoare annotation was computed. [2020-10-27 03:37:05,476 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 611 618) the Hoare annotation is: true [2020-10-27 03:37:05,476 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-27 03:37:05,476 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 611 618) no Hoare annotation was computed. [2020-10-27 03:37:05,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:37:05 BoogieIcfgContainer [2020-10-27 03:37:05,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:37:05,511 INFO L168 Benchmark]: Toolchain (without parser) took 67968.19 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 125.5 MB in the beginning and 445.6 MB in the end (delta: -320.1 MB). Peak memory consumption was 334.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:05,512 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 115.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:37:05,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.81 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 104.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:05,513 INFO L168 Benchmark]: Boogie Preprocessor took 141.20 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 100.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:05,514 INFO L168 Benchmark]: RCFGBuilder took 1592.67 ms. Allocated memory is still 151.0 MB. Free memory was 100.7 MB in the beginning and 130.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:05,515 INFO L168 Benchmark]: TraceAbstraction took 65595.49 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 130.0 MB in the beginning and 445.6 MB in the end (delta: -315.7 MB). Peak memory consumption was 338.7 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:05,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 115.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 623.81 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 104.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 141.20 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 100.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1592.67 ms. Allocated memory is still 151.0 MB. Free memory was 100.7 MB in the beginning and 130.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 65595.49 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 130.0 MB in the beginning and 445.6 MB in the end (delta: -315.7 MB). Peak memory consumption was 338.7 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: 549]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 588]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 595]: 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: 629]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning || !(\old(waterLevel) == 1)) || (pumpRunning == 0 && !(2 == waterLevel))) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning || !(\old(waterLevel) == 1)) || (pumpRunning == 0 && !(2 == waterLevel))) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((!(1 <= \old(pumpRunning)) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) && (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || 1 <= pumpRunning) || \old(waterLevel) == 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 230 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 27.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 767 SDtfs, 1536 SDslu, 1192 SDs, 0 SdLazy, 3909 SolverSat, 938 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 223 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 392 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 1163 PreInvPairs, 1401 NumberOfFragments, 1082 HoareAnnotationTreeSize, 1163 FomulaSimplifications, 456190 FormulaSimplificationTreeSizeReduction, 5.8s HoareSimplificationTime, 52 FomulaSimplificationsInter, 34535 FormulaSimplificationTreeSizeReductionInter, 18.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 142634 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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...