/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:23:51,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:23:51,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:23:51,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:23:51,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:23:51,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:23:51,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:23:51,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:23:51,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:23:51,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:23:51,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:23:51,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:23:51,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:23:51,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:23:51,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:23:51,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:23:51,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:23:51,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:23:51,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:23:51,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:23:51,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:23:51,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:23:51,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:23:51,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:23:51,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:23:51,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:23:51,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:23:51,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:23:51,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:23:51,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:23:51,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:23:51,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:23:51,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:23:51,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:23:51,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:23:51,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:23:51,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:23:51,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:23:51,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:23:51,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:23:51,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:23:51,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:23:51,509 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:23:51,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:23:51,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:23:51,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:23:51,511 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:23:51,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:23:51,511 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:23:51,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:23:51,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:23:51,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:23:51,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:23:51,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:23:51,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:23:51,513 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:23:51,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:23:51,513 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:23:51,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:23:51,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:23:51,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:23:51,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:23:51,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:23:51,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:51,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:23:51,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:23:51,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:23:51,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:23:51,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:23:51,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:23:51,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:23:51,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:23:51,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:23:51,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:23:51,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:23:51,937 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:23:51,938 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:23:51,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2020-10-27 22:23:52,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd88a13aa/f7fd0c3b9a4549cf8c10639a3206d226/FLAG2b37badf6 [2020-10-27 22:23:52,760 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:23:52,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2020-10-27 22:23:52,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd88a13aa/f7fd0c3b9a4549cf8c10639a3206d226/FLAG2b37badf6 [2020-10-27 22:23:52,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd88a13aa/f7fd0c3b9a4549cf8c10639a3206d226 [2020-10-27 22:23:52,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:23:53,001 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:23:53,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:53,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:23:53,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:23:53,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:52" (1/1) ... [2020-10-27 22:23:53,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7cc87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53, skipping insertion in model container [2020-10-27 22:23:53,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:52" (1/1) ... [2020-10-27 22:23:53,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:23:53,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:23:53,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:53,538 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:23:53,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:53,667 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:23:53,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53 WrapperNode [2020-10-27 22:23:53,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:53,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:23:53,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:23:53,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:23:53,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... [2020-10-27 22:23:53,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:23:53,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:23:53,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:23:53,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:23:53,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:23:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:23:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:23:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:23:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:23:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:23:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:23:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:23:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:23:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:23:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:23:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:23:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:23:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:23:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:23:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:23:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:23:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:23:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:23:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:23:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:23:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:23:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:23:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:23:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:23:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:23:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:23:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:23:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:23:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:23:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:23:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:23:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:23:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:23:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:23:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:23:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:23:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:23:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:23:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:23:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:23:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:23:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:23:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:23:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:23:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:23:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:23:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:23:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:23:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:23:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:23:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:23:55,004 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:23:55,005 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:23:55,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:55 BoogieIcfgContainer [2020-10-27 22:23:55,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:23:55,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:23:55,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:23:55,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:23:55,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:23:52" (1/3) ... [2020-10-27 22:23:55,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd7e53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:55, skipping insertion in model container [2020-10-27 22:23:55,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:53" (2/3) ... [2020-10-27 22:23:55,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd7e53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:55, skipping insertion in model container [2020-10-27 22:23:55,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:55" (3/3) ... [2020-10-27 22:23:55,035 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2020-10-27 22:23:55,047 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:23:55,053 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:23:55,067 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:23:55,097 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:23:55,097 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:23:55,097 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:23:55,098 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:23:55,098 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:23:55,098 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:23:55,098 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:23:55,098 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:23:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states. [2020-10-27 22:23:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:23:55,135 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:55,136 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:55,137 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:55,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:55,144 INFO L82 PathProgramCache]: Analyzing trace with hash 97010204, now seen corresponding path program 1 times [2020-10-27 22:23:55,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:55,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130245723] [2020-10-27 22:23:55,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:55,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:55,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:56,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:57,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:57,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:00,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:00,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:24:00,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:24:00,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:24:00,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:24:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:24:00,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:24:00,962 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:00,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:00,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:24:01,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:01,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:01,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:01,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:01,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:01,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:01,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:01,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:24:01,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:01,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:01,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:01,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:01,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:24:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:01,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:01,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:24:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:01,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:01,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:01,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:01,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:01,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:24:01,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1130245723] [2020-10-27 22:24:01,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:01,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:24:01,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842843054] [2020-10-27 22:24:01,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:24:01,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:01,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:24:01,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:24:01,206 INFO L87 Difference]: Start difference. First operand 209 states. Second operand 8 states. [2020-10-27 22:24:01,912 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:02,878 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:04,239 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:04,698 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:05,566 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:06,004 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:24:07,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:07,063 INFO L93 Difference]: Finished difference Result 451 states and 601 transitions. [2020-10-27 22:24:07,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:24:07,066 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:24:07,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:07,083 INFO L225 Difference]: With dead ends: 451 [2020-10-27 22:24:07,084 INFO L226 Difference]: Without dead ends: 275 [2020-10-27 22:24:07,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:24:07,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-10-27 22:24:07,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 242. [2020-10-27 22:24:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-27 22:24:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2020-10-27 22:24:07,239 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 60 [2020-10-27 22:24:07,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:07,239 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2020-10-27 22:24:07,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:24:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2020-10-27 22:24:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:24:07,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:07,245 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:07,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:24:07,246 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:07,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:07,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1806515872, now seen corresponding path program 1 times [2020-10-27 22:24:07,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:07,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420681506] [2020-10-27 22:24:07,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:07,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:07,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-27 22:24:08,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:08,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1167 [2020-10-27 22:24:08,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-27 22:24:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:24:08,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,787 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:08,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:08,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:24:08,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:08,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:08,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:08,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:08,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:08,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:08,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:24:08,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:08,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:08,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:24:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:08,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:08,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:08,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:24:08,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:08,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:24:08,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:09,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:24:09,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:24:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:24:09,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:09,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:09,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:24:09,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:24:09,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:24:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:24:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:09,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420681506] [2020-10-27 22:24:09,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:09,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:24:09,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136515925] [2020-10-27 22:24:09,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:24:09,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:09,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:24:09,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:24:09,185 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 9 states. [2020-10-27 22:24:10,818 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:11,257 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:11,684 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:12,081 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:13,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:13,220 INFO L93 Difference]: Finished difference Result 524 states and 687 transitions. [2020-10-27 22:24:13,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:24:13,221 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-27 22:24:13,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:13,227 INFO L225 Difference]: With dead ends: 524 [2020-10-27 22:24:13,227 INFO L226 Difference]: Without dead ends: 310 [2020-10-27 22:24:13,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:24:13,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2020-10-27 22:24:13,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 256. [2020-10-27 22:24:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-10-27 22:24:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 314 transitions. [2020-10-27 22:24:13,339 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 314 transitions. Word has length 94 [2020-10-27 22:24:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:13,339 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 314 transitions. [2020-10-27 22:24:13,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:24:13,340 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 314 transitions. [2020-10-27 22:24:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:24:13,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:13,342 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:13,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:24:13,343 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:13,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:13,343 INFO L82 PathProgramCache]: Analyzing trace with hash -437467426, now seen corresponding path program 1 times [2020-10-27 22:24:13,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:13,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1026081390] [2020-10-27 22:24:13,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:13,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-27 22:24:14,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:14,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 749 [2020-10-27 22:24:14,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:14,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 22:24:14,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,487 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:14,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:24:14,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:14,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:14,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:14,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:14,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:14,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:14,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:14,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:24:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:14,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:14,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:24:14,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:24:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:14,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:24:14,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:24:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:14,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:14,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:14,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:14,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:14,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:14,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:14,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:24:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:24:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:14,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:14,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:14,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:14,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:14,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:14,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:14,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:14,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1026081390] [2020-10-27 22:24:14,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:14,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:24:14,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362444700] [2020-10-27 22:24:14,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:24:14,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:14,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:24:14,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:24:14,833 INFO L87 Difference]: Start difference. First operand 256 states and 314 transitions. Second operand 8 states. [2020-10-27 22:24:16,199 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:16,617 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:16,996 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:18,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:18,194 INFO L93 Difference]: Finished difference Result 545 states and 732 transitions. [2020-10-27 22:24:18,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:24:18,205 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-27 22:24:18,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:18,210 INFO L225 Difference]: With dead ends: 545 [2020-10-27 22:24:18,210 INFO L226 Difference]: Without dead ends: 317 [2020-10-27 22:24:18,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 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 22:24:18,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-10-27 22:24:18,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 260. [2020-10-27 22:24:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-27 22:24:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 318 transitions. [2020-10-27 22:24:18,293 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 318 transitions. Word has length 94 [2020-10-27 22:24:18,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:18,294 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 318 transitions. [2020-10-27 22:24:18,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:24:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 318 transitions. [2020-10-27 22:24:18,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:24:18,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:18,296 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:18,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:24:18,297 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:18,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:18,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1195336573, now seen corresponding path program 1 times [2020-10-27 22:24:18,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:18,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1005149745] [2020-10-27 22:24:18,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:18,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:18,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2006 [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:24:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:20,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,699 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:20,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:20,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:20,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:20,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:20,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:20,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:24:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:24:20,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:20,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:20,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:20,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:20,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:24:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:24:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:20,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:20,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:20,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1005149745] [2020-10-27 22:24:20,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:20,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:24:20,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366246419] [2020-10-27 22:24:20,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:24:20,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:20,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:24:20,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:24:20,909 INFO L87 Difference]: Start difference. First operand 260 states and 318 transitions. Second operand 6 states. [2020-10-27 22:24:21,681 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:23,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:23,356 INFO L93 Difference]: Finished difference Result 467 states and 577 transitions. [2020-10-27 22:24:23,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:24:23,357 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2020-10-27 22:24:23,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:23,360 INFO L225 Difference]: With dead ends: 467 [2020-10-27 22:24:23,361 INFO L226 Difference]: Without dead ends: 282 [2020-10-27 22:24:23,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:24:23,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-10-27 22:24:23,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 242. [2020-10-27 22:24:23,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-27 22:24:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 286 transitions. [2020-10-27 22:24:23,416 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 286 transitions. Word has length 94 [2020-10-27 22:24:23,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:23,416 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 286 transitions. [2020-10-27 22:24:23,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:24:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 286 transitions. [2020-10-27 22:24:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 22:24:23,418 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:23,418 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:23,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:24:23,418 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:23,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:23,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1455315908, now seen corresponding path program 1 times [2020-10-27 22:24:23,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:23,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [330281196] [2020-10-27 22:24:23,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:23,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 22:24:24,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 665 [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 22:24:24,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,484 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:24,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 22:24:24,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:24,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:24,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:24,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:24,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:24,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:24,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:24,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:24:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:24,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:24,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:24,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:24:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:24:24,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 22:24:24,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:24:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:24,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:24,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:24,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:24,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:24,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:24,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:24,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:24,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:24,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:24:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:24,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:24:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:24,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:24,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:24,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:24,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:24,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:24,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:24,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [330281196] [2020-10-27 22:24:24,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:24,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:24:24,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985615405] [2020-10-27 22:24:24,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:24:24,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:24,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:24:24,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:24:24,875 INFO L87 Difference]: Start difference. First operand 242 states and 286 transitions. Second operand 7 states. [2020-10-27 22:24:25,400 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:26,176 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:28,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:28,660 INFO L93 Difference]: Finished difference Result 708 states and 912 transitions. [2020-10-27 22:24:28,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:24:28,660 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2020-10-27 22:24:28,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:28,666 INFO L225 Difference]: With dead ends: 708 [2020-10-27 22:24:28,666 INFO L226 Difference]: Without dead ends: 494 [2020-10-27 22:24:28,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:24:28,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-10-27 22:24:28,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 451. [2020-10-27 22:24:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2020-10-27 22:24:28,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 545 transitions. [2020-10-27 22:24:28,783 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 545 transitions. Word has length 98 [2020-10-27 22:24:28,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:28,783 INFO L481 AbstractCegarLoop]: Abstraction has 451 states and 545 transitions. [2020-10-27 22:24:28,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:24:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 545 transitions. [2020-10-27 22:24:28,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-27 22:24:28,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:28,785 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:28,785 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:24:28,785 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:28,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:28,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1420551414, now seen corresponding path program 1 times [2020-10-27 22:24:28,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:28,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2106381820] [2020-10-27 22:24:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:28,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:29,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:30,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:30,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-27 22:24:30,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:30,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1988 [2020-10-27 22:24:30,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:24:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:24:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 22:24:30,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,241 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:31,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:24:31,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:31,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:31,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:31,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:31,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:31,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:24:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:31,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:31,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:24:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 22:24:31,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:31,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:24:31,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:24:31,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:31,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:31,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:31,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:31,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:31,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:31,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:24:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:31,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:31,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:31,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:24:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:31,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:31,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:31,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:31,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:31,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:31,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:31,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:31,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:31,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:31,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2106381820] [2020-10-27 22:24:31,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:31,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:24:31,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108048960] [2020-10-27 22:24:31,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:31,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:31,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:31,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:31,563 INFO L87 Difference]: Start difference. First operand 451 states and 545 transitions. Second operand 12 states. [2020-10-27 22:24:32,213 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:33,341 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:33,816 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:34,374 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:35,534 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:35,952 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:36,350 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:37,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:37,792 INFO L93 Difference]: Finished difference Result 911 states and 1171 transitions. [2020-10-27 22:24:37,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:24:37,793 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-27 22:24:37,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:37,798 INFO L225 Difference]: With dead ends: 911 [2020-10-27 22:24:37,798 INFO L226 Difference]: Without dead ends: 568 [2020-10-27 22:24:37,800 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:24:37,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2020-10-27 22:24:37,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 502. [2020-10-27 22:24:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-10-27 22:24:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 611 transitions. [2020-10-27 22:24:37,901 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 611 transitions. Word has length 102 [2020-10-27 22:24:37,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:37,902 INFO L481 AbstractCegarLoop]: Abstraction has 502 states and 611 transitions. [2020-10-27 22:24:37,902 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 611 transitions. [2020-10-27 22:24:37,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-27 22:24:37,904 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:37,905 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:37,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:24:37,905 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:37,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:37,906 INFO L82 PathProgramCache]: Analyzing trace with hash 169003274, now seen corresponding path program 1 times [2020-10-27 22:24:37,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:37,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1213920263] [2020-10-27 22:24:37,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:37,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:38,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:38,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:38,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:38,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:38,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:39,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:42,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:42,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-27 22:24:42,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 204 [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:24:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,448 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:43,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:24:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:43,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 22:24:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:24:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:43,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:43,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:43,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:43,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:43,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:43,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:43,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:43,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 22:24:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:43,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:24:43,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:43,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 22:24:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 22:24:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:43,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 22:24:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:43,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:43,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:43,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-27 22:24:43,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1213920263] [2020-10-27 22:24:43,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:24:43,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:24:43,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681074576] [2020-10-27 22:24:43,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:24:43,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:43,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:24:43,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:24:43,862 INFO L87 Difference]: Start difference. First operand 502 states and 611 transitions. Second operand 13 states. [2020-10-27 22:24:44,583 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:24:45,510 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-27 22:24:45,887 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:46,367 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:46,986 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:24:48,640 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:49,126 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:24:49,692 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:51,245 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-27 22:24:51,658 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-27 22:24:52,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:52,078 INFO L93 Difference]: Finished difference Result 775 states and 958 transitions. [2020-10-27 22:24:52,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-27 22:24:52,083 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 172 [2020-10-27 22:24:52,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:52,085 INFO L225 Difference]: With dead ends: 775 [2020-10-27 22:24:52,085 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:24:52,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=464, Invalid=1342, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 22:24:52,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:24:52,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:24:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:24:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:24:52,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 172 [2020-10-27 22:24:52,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:52,089 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:24:52,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:24:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:24:52,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:24:52,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:24:52,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:24:55,850 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 253 [2020-10-27 22:24:56,504 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 240 [2020-10-27 22:24:56,747 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 239 [2020-10-27 22:24:57,107 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 250 [2020-10-27 22:24:58,099 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 254 [2020-10-27 22:24:58,857 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-27 22:24:59,190 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-27 22:24:59,480 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2020-10-27 22:24:59,811 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2020-10-27 22:25:00,081 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 22:25:00,409 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-27 22:25:00,670 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 22:25:01,291 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-27 22:25:01,626 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2020-10-27 22:25:01,979 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:02,242 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:25:02,572 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 7 [2020-10-27 22:25:02,907 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-27 22:25:03,157 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:25:03,526 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:03,868 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-27 22:25:04,826 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 28 [2020-10-27 22:25:05,948 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 22:25:06,211 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:25:06,489 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:25:07,367 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 23 [2020-10-27 22:25:08,017 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 28 [2020-10-27 22:25:08,595 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-27 22:25:08,926 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-27 22:25:09,257 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2020-10-27 22:25:10,141 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-27 22:25:10,990 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-10-27 22:25:11,395 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 27 [2020-10-27 22:25:11,719 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:12,135 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 27 [2020-10-27 22:25:12,677 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-27 22:25:13,276 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 28 [2020-10-27 22:25:14,230 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-27 22:25:14,564 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:15,590 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-27 22:25:16,177 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2020-10-27 22:25:16,597 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 35 [2020-10-27 22:25:16,932 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:17,254 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 14 [2020-10-27 22:25:18,202 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 21 [2020-10-27 22:25:18,456 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 22:25:18,786 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:19,042 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 22:25:19,378 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:19,810 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 22:25:20,690 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 22:25:21,683 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-27 22:25:21,857 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-10-27 22:25:22,777 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 22 [2020-10-27 22:25:23,372 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 28 [2020-10-27 22:25:24,234 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 27 [2020-10-27 22:25:24,250 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:25:24,250 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:25:24,250 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-27 22:25:24,251 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-27 22:25:24,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 532 538) the Hoare annotation is: true [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 532 538) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 539 547) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 539 547) the Hoare annotation is: true [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 539 547) no Hoare annotation was computed. [2020-10-27 22:25:24,253 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 982 989) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:25:24,253 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 982 989) no Hoare annotation was computed. [2020-10-27 22:25:24,254 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 982 989) no Hoare annotation was computed. [2020-10-27 22:25:24,254 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 990 999) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:24,254 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 990 999) no Hoare annotation was computed. [2020-10-27 22:25:24,254 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 990 999) no Hoare annotation was computed. [2020-10-27 22:25:24,254 INFO L274 CegarLoopResult]: For program point L995(line 995) no Hoare annotation was computed. [2020-10-27 22:25:24,254 INFO L270 CegarLoopResult]: At program point L1015(line 1015) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (and (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (= ~switchedOnBeforeTS~0 0))) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:24,254 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L270 CegarLoopResult]: At program point L1010(line 1010) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point L1010-1(line 1010) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 1000 1028) the Hoare annotation is: true [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point L1008-1(lines 1000 1028) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L277 CegarLoopResult]: At program point L1006(line 1006) the Hoare annotation is: true [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point L1006-1(line 1006) no Hoare annotation was computed. [2020-10-27 22:25:24,255 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 1000 1028) no Hoare annotation was computed. [2020-10-27 22:25:24,256 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 490 512) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,256 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 490 512) no Hoare annotation was computed. [2020-10-27 22:25:24,256 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,256 INFO L270 CegarLoopResult]: At program point L502-1(line 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,256 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-10-27 22:25:24,263 INFO L274 CegarLoopResult]: For program point L500-1(lines 500 507) no Hoare annotation was computed. [2020-10-27 22:25:24,263 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-27 22:25:24,263 INFO L270 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,263 INFO L270 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,263 INFO L270 CegarLoopResult]: At program point L496-1(line 496) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 490 512) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-27 22:25:24,264 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 965 979) no Hoare annotation was computed. [2020-10-27 22:25:24,265 INFO L270 CegarLoopResult]: At program point L971(line 971) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (= ~switchedOnBeforeTS~0 0) .cse1))) [2020-10-27 22:25:24,265 INFO L274 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-10-27 22:25:24,266 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 965 979) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 0)) .cse0 .cse1))) [2020-10-27 22:25:24,266 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 965 979) no Hoare annotation was computed. [2020-10-27 22:25:24,266 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 882 890) no Hoare annotation was computed. [2020-10-27 22:25:24,266 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 882 890) the Hoare annotation is: true [2020-10-27 22:25:24,266 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 882 890) no Hoare annotation was computed. [2020-10-27 22:25:24,267 INFO L274 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-10-27 22:25:24,267 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 946 964) the Hoare annotation is: true [2020-10-27 22:25:24,267 INFO L277 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: true [2020-10-27 22:25:24,267 INFO L274 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-10-27 22:25:24,267 INFO L274 CegarLoopResult]: For program point L953-1(line 953) no Hoare annotation was computed. [2020-10-27 22:25:24,267 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 946 964) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 946 964) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L898-2(lines 898 906) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L921-1(line 921) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 891 926) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L910(lines 910 918) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L910-2(lines 910 918) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 891 926) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 891 926) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point L898(lines 898 906) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 525 531) no Hoare annotation was computed. [2020-10-27 22:25:24,268 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 525 531) the Hoare annotation is: true [2020-10-27 22:25:24,269 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:24,269 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:24,269 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:24,269 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:24,269 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:24,270 INFO L270 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:24,271 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 476 486) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,271 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 476 486) no Hoare annotation was computed. [2020-10-27 22:25:24,271 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 476 486) no Hoare annotation was computed. [2020-10-27 22:25:24,271 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 871 881) the Hoare annotation is: true [2020-10-27 22:25:24,271 INFO L277 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: true [2020-10-27 22:25:24,271 INFO L274 CegarLoopResult]: For program point L876-1(line 876) no Hoare annotation was computed. [2020-10-27 22:25:24,271 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 871 881) no Hoare annotation was computed. [2020-10-27 22:25:24,271 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 871 881) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 863 870) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 863 870) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 863 870) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 711 724) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 711 724) the Hoare annotation is: true [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 711 724) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 830 854) no Hoare annotation was computed. [2020-10-27 22:25:24,272 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 830 854) the Hoare annotation is: (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:24,272 INFO L270 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 0)) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) .cse1) (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) .cse1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:24,273 INFO L274 CegarLoopResult]: For program point L849-1(lines 830 854) no Hoare annotation was computed. [2020-10-27 22:25:24,273 INFO L270 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,273 INFO L270 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,273 INFO L274 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-10-27 22:25:24,273 INFO L270 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,273 INFO L274 CegarLoopResult]: For program point L836-1(line 836) no Hoare annotation was computed. [2020-10-27 22:25:24,273 INFO L274 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2020-10-27 22:25:24,273 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 770 776) no Hoare annotation was computed. [2020-10-27 22:25:24,273 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 770 776) the Hoare annotation is: true [2020-10-27 22:25:24,274 INFO L270 CegarLoopResult]: At program point testENTRY(lines 559 624) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:24,274 INFO L270 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (not (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,274 INFO L274 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2020-10-27 22:25:24,274 INFO L270 CegarLoopResult]: At program point L605-1(lines 599 612) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (not (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,274 INFO L274 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2020-10-27 22:25:24,274 INFO L274 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2020-10-27 22:25:24,274 INFO L274 CegarLoopResult]: For program point testFINAL(lines 559 624) no Hoare annotation was computed. [2020-10-27 22:25:24,274 INFO L270 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (not (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point L589-1(lines 589 595) no Hoare annotation was computed. [2020-10-27 22:25:24,275 INFO L270 CegarLoopResult]: At program point L614(lines 569 616) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (not (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,275 INFO L270 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (not (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point L579-1(lines 579 585) no Hoare annotation was computed. [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-10-27 22:25:24,275 INFO L270 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:24,275 INFO L274 CegarLoopResult]: For program point testEXIT(lines 559 624) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:24,276 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 725 733) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 725 733) the Hoare annotation is: true [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 725 733) no Hoare annotation was computed. [2020-10-27 22:25:24,277 INFO L274 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 679 701) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 679 701) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 679 701) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 22:25:24,278 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 22:25:24,279 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-27 22:25:24,279 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 22:25:24,279 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-27 22:25:24,280 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 515 524) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 515 524) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 515 524) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,281 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 855 862) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 855 862) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 855 862) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:24,282 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 702 710) the Hoare annotation is: true [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 702 710) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 702 710) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 927 945) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L277 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: true [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2020-10-27 22:25:24,282 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 927 945) the Hoare annotation is: true [2020-10-27 22:25:24,282 INFO L274 CegarLoopResult]: For program point L934-1(line 934) no Hoare annotation was computed. [2020-10-27 22:25:24,283 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 927 945) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 658 669) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (and (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (= ~switchedOnBeforeTS~0 0)) .cse1))) [2020-10-27 22:25:24,284 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 658 669) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L274 CegarLoopResult]: For program point L662-1(lines 658 669) no Hoare annotation was computed. [2020-10-27 22:25:24,284 INFO L270 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (let ((.cse2 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= ~waterLevel~0 2))) (let ((.cse4 (and .cse1 (not (= ~switchedOnBeforeTS~0 0)) .cse6)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2 .cse6 .cse3))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 .cse3) .cse4) (or .cse0 (= |old(~switchedOnBeforeTS~0)| 0) .cse4 .cse5) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse5)))) [2020-10-27 22:25:24,285 INFO L270 CegarLoopResult]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse6 (not (= ~switchedOnBeforeTS~0 0))) (.cse4 (<= ~pumpRunning~0 0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse3 .cse7 .cse6 .cse4)) (.cse1 (and .cse2 .cse5 .cse7)) (.cse10 (and .cse9 .cse6 .cse7))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 (and .cse2 .cse3 .cse4)) (or .cse0 (= |old(~switchedOnBeforeTS~0)| 0) (and .cse5 .cse6 .cse7) .cse8 (and .cse9 .cse3 .cse4) .cse1 .cse10) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse8 .cse1 .cse10)))) [2020-10-27 22:25:24,286 INFO L270 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (let ((.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~switchedOnBeforeTS~0 0)))) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (= |old(~switchedOnBeforeTS~0)| 0) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:25:24,286 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 743 769) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point L750(lines 746 768) no Hoare annotation was computed. [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point L748(lines 746 768) no Hoare annotation was computed. [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 743 769) no Hoare annotation was computed. [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 743 769) no Hoare annotation was computed. [2020-10-27 22:25:24,286 INFO L277 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: true [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 410 439) no Hoare annotation was computed. [2020-10-27 22:25:24,286 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 410 439) the Hoare annotation is: true [2020-10-27 22:25:24,287 INFO L277 CegarLoopResult]: At program point L435(lines 410 439) the Hoare annotation is: true [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L277 CegarLoopResult]: At program point L424-1(lines 424 428) the Hoare annotation is: true [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L277 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: true [2020-10-27 22:25:24,287 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 670 678) the Hoare annotation is: true [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 670 678) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 670 678) no Hoare annotation was computed. [2020-10-27 22:25:24,287 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 634 645) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 0)) [2020-10-27 22:25:24,287 INFO L274 CegarLoopResult]: For program point L638-1(lines 634 645) no Hoare annotation was computed. [2020-10-27 22:25:24,288 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 634 645) no Hoare annotation was computed. [2020-10-27 22:25:24,288 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 467 473) no Hoare annotation was computed. [2020-10-27 22:25:24,288 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 467 473) the Hoare annotation is: true [2020-10-27 22:25:24,288 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,288 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:25:24,288 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:25:24,288 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:24,288 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 778 802) the Hoare annotation is: (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:24,288 INFO L270 CegarLoopResult]: At program point L797(line 797) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,288 INFO L274 CegarLoopResult]: For program point L797-1(lines 778 802) no Hoare annotation was computed. [2020-10-27 22:25:24,289 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 778 802) no Hoare annotation was computed. [2020-10-27 22:25:24,289 INFO L270 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~5 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 0)))) [2020-10-27 22:25:24,289 INFO L270 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 0)) (not (<= ~waterLevel~0 2)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:24,289 INFO L274 CegarLoopResult]: For program point L786(lines 786 794) no Hoare annotation was computed. [2020-10-27 22:25:24,289 INFO L270 CegarLoopResult]: At program point L784(line 784) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 0)) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) .cse1) (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) .cse1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:24,289 INFO L274 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-10-27 22:25:24,292 INFO L274 CegarLoopResult]: For program point L782(lines 782 799) no Hoare annotation was computed. [2020-10-27 22:25:24,292 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 646 657) no Hoare annotation was computed. [2020-10-27 22:25:24,292 INFO L274 CegarLoopResult]: For program point L650-1(lines 646 657) no Hoare annotation was computed. [2020-10-27 22:25:24,292 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 646 657) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (and (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (= ~switchedOnBeforeTS~0 0))))) [2020-10-27 22:25:24,293 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 549 556) no Hoare annotation was computed. [2020-10-27 22:25:24,293 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-27 22:25:24,293 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 549 556) the Hoare annotation is: true [2020-10-27 22:25:24,293 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 549 556) no Hoare annotation was computed. [2020-10-27 22:25:24,293 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 804 828) no Hoare annotation was computed. [2020-10-27 22:25:24,293 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 804 828) the Hoare annotation is: (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:24,293 INFO L270 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 0)) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) .cse1) (or (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) .cse1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:24,293 INFO L274 CegarLoopResult]: For program point L823-1(lines 804 828) no Hoare annotation was computed. [2020-10-27 22:25:24,293 INFO L270 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,294 INFO L270 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,294 INFO L274 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-10-27 22:25:24,294 INFO L270 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:25:24,294 INFO L274 CegarLoopResult]: For program point L810-1(line 810) no Hoare annotation was computed. [2020-10-27 22:25:24,294 INFO L274 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2020-10-27 22:25:24,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:25:24 BoogieIcfgContainer [2020-10-27 22:25:24,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:25:24,319 INFO L168 Benchmark]: Toolchain (without parser) took 91324.19 ms. Allocated memory was 162.5 MB in the beginning and 616.6 MB in the end (delta: 454.0 MB). Free memory was 135.4 MB in the beginning and 354.5 MB in the end (delta: -219.2 MB). Peak memory consumption was 379.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:24,319 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 162.5 MB. Free memory was 133.6 MB in the beginning and 133.5 MB in the end (delta: 99.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:25:24,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.60 ms. Allocated memory is still 162.5 MB. Free memory was 134.7 MB in the beginning and 113.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:24,320 INFO L168 Benchmark]: Boogie Preprocessor took 94.92 ms. Allocated memory is still 162.5 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:24,321 INFO L168 Benchmark]: RCFGBuilder took 1242.08 ms. Allocated memory is still 162.5 MB. Free memory was 108.9 MB in the beginning and 53.2 MB in the end (delta: 55.7 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:24,321 INFO L168 Benchmark]: TraceAbstraction took 89289.51 ms. Allocated memory was 195.0 MB in the beginning and 616.6 MB in the end (delta: 421.5 MB). Free memory was 173.7 MB in the beginning and 354.5 MB in the end (delta: -180.8 MB). Peak memory consumption was 384.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:24,324 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 162.5 MB. Free memory was 133.6 MB in the beginning and 133.5 MB in the end (delta: 99.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 662.60 ms. Allocated memory is still 162.5 MB. Free memory was 134.7 MB in the beginning and 113.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.92 ms. Allocated memory is still 162.5 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1242.08 ms. Allocated memory is still 162.5 MB. Free memory was 108.9 MB in the beginning and 53.2 MB in the end (delta: 55.7 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 89289.51 ms. Allocated memory was 195.0 MB in the beginning and 616.6 MB in the end (delta: 421.5 MB). Free memory was 173.7 MB in the beginning and 354.5 MB in the end (delta: -180.8 MB). Peak memory consumption was 384.4 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 568]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || (((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0)) || ((splverifierCounter <= 0 && !(switchedOnBeforeTS == 0)) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 273 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 56.9s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 34.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 32.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1192 SDtfs, 2998 SDslu, 1476 SDs, 0 SdLazy, 5773 SolverSat, 2228 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 397 GetRequests, 267 SyntacticMatches, 5 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 16.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=502occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 293 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 951 PreInvPairs, 1103 NumberOfFragments, 1801 HoareAnnotationTreeSize, 951 FomulaSimplifications, 3651120 FormulaSimplificationTreeSizeReduction, 6.1s HoareSimplificationTime, 73 FomulaSimplificationsInter, 180289 FormulaSimplificationTreeSizeReductionInter, 25.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 21.5s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 707 ConstructedInterpolants, 0 QuantifiedInterpolants, 286942 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 114/116 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...