/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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:11:30,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:11:30,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:11:30,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:11:30,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:11:30,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:11:30,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:11:30,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:11:30,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:11:30,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:11:30,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:11:30,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:11:30,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:11:30,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:11:30,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:11:30,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:11:30,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:11:30,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:11:30,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:11:30,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:11:30,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:11:30,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:11:30,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:11:30,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:11:30,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:11:30,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:11:30,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:11:30,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:11:30,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:11:30,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:11:30,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:11:30,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:11:30,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:11:30,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:11:30,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:11:30,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:11:30,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:11:30,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:11:30,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:11:30,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:11:30,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:11:30,776 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 22:11:30,826 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:11:30,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:11:30,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:11:30,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:11:30,832 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:11:30,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:11:30,832 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:11:30,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:11:30,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:11:30,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:11:30,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:11:30,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:11:30,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:11:30,835 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:11:30,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:11:30,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:11:30,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:11:30,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:11:30,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:11:30,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:11:30,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:11:30,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:11:30,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:11:30,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:11:30,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:11:30,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:11:30,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:11:30,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:11:30,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:11:30,838 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:11:31,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:11:31,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:11:31,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:11:31,314 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:11:31,314 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:11:31,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2020-10-27 22:11:31,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bdf99865d/c4bee52a96c64b69bb956ab0e2f406c0/FLAG55ff69475 [2020-10-27 22:11:32,141 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:11:32,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2020-10-27 22:11:32,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bdf99865d/c4bee52a96c64b69bb956ab0e2f406c0/FLAG55ff69475 [2020-10-27 22:11:32,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bdf99865d/c4bee52a96c64b69bb956ab0e2f406c0 [2020-10-27 22:11:32,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:11:32,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:11:32,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:11:32,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:11:32,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:11:32,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:11:32" (1/1) ... [2020-10-27 22:11:32,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a648592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:32, skipping insertion in model container [2020-10-27 22:11:32,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:11:32" (1/1) ... [2020-10-27 22:11:32,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:11:32,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:11:32,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:11:32,886 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:11:32,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:11:33,006 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:11:33,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33 WrapperNode [2020-10-27 22:11:33,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:11:33,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:11:33,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:11:33,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:11:33,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (1/1) ... [2020-10-27 22:11:33,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:11:33,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:11:33,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:11:33,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:11:33,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (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 22:11:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:11:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:11:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:11:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:11:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:11:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:11:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:11:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:11:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:11:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:11:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:11:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:11:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:11:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:11:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:11:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:11:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:11:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:11:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:11:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:11:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:11:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:11:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:11:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:11:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:11:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:11:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:11:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:11:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:11:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:11:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:11:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:11:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:11:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:11:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:11:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:11:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:11:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:11:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:11:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:11:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:11:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:11:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:11:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:11:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:11:34,699 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:11:34,699 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:11:34,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:11:34 BoogieIcfgContainer [2020-10-27 22:11:34,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:11:34,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:11:34,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:11:34,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:11:34,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:11:32" (1/3) ... [2020-10-27 22:11:34,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@703f7fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:11:34, skipping insertion in model container [2020-10-27 22:11:34,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:33" (2/3) ... [2020-10-27 22:11:34,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@703f7fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:11:34, skipping insertion in model container [2020-10-27 22:11:34,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:11:34" (3/3) ... [2020-10-27 22:11:34,711 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product34.cil.c [2020-10-27 22:11:34,724 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:11:34,730 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:11:34,745 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:11:34,775 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:11:34,775 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:11:34,775 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:11:34,776 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:11:34,776 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:11:34,776 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:11:34,776 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:11:34,776 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:11:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-27 22:11:34,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 22:11:34,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:34,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:11:34,812 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 22:11:34,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:34,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1217897457, now seen corresponding path program 1 times [2020-10-27 22:11:34,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:34,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390946944] [2020-10-27 22:11:34,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:36,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:11:38,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:11:38,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3163 [2020-10-27 22:11:38,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-27 22:11:38,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:11:38,717 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:38,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:38,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:11:38,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:38,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:38,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:38,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:38,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:38,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:38,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:38,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:38,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:38,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:38,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:11:38,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:11:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:38,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:11:38,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:38,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:11:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:38,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:38,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:38,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:11:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:38,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:38,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:38,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:38,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:38,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:11:38,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:38,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:11:38,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390946944] [2020-10-27 22:11:38,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:38,935 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 22:11:38,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088790889] [2020-10-27 22:11:38,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 22:11:38,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:38,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 22:11:38,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:11:38,963 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 3 states. [2020-10-27 22:11:40,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:40,390 INFO L93 Difference]: Finished difference Result 275 states and 361 transitions. [2020-10-27 22:11:40,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 22:11:40,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-27 22:11:40,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:40,407 INFO L225 Difference]: With dead ends: 275 [2020-10-27 22:11:40,407 INFO L226 Difference]: Without dead ends: 147 [2020-10-27 22:11:40,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:11:40,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-27 22:11:40,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 116. [2020-10-27 22:11:40,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-27 22:11:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2020-10-27 22:11:40,600 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 53 [2020-10-27 22:11:40,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:40,605 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2020-10-27 22:11:40,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 22:11:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2020-10-27 22:11:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 22:11:40,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:40,612 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:11:40,613 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:11:40,613 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 22:11:40,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:40,614 INFO L82 PathProgramCache]: Analyzing trace with hash -633174823, now seen corresponding path program 1 times [2020-10-27 22:11:40,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:40,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1868211492] [2020-10-27 22:11:40,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:40,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:40,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:40,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:11:44,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3343 [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:11:44,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,458 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:44,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:44,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:11:44,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:44,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:44,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:44,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:44,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:44,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:44,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:11:44,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:44,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:11:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:44,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:11:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:44,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:11:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:44,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:44,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:44,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:44,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:44,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:44,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:44,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:44,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:44,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:44,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:11:44,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1868211492] [2020-10-27 22:11:44,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:44,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 22:11:44,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985826646] [2020-10-27 22:11:44,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 22:11:44,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:44,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 22:11:44,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 22:11:44,578 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 4 states. [2020-10-27 22:11:45,263 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:11:46,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:46,153 INFO L93 Difference]: Finished difference Result 201 states and 244 transitions. [2020-10-27 22:11:46,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:11:46,154 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-27 22:11:46,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:46,158 INFO L225 Difference]: With dead ends: 201 [2020-10-27 22:11:46,158 INFO L226 Difference]: Without dead ends: 131 [2020-10-27 22:11:46,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:11:46,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-27 22:11:46,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 107. [2020-10-27 22:11:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-27 22:11:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 123 transitions. [2020-10-27 22:11:46,228 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 123 transitions. Word has length 54 [2020-10-27 22:11:46,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:46,228 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 123 transitions. [2020-10-27 22:11:46,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 22:11:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 123 transitions. [2020-10-27 22:11:46,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-27 22:11:46,231 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:46,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:11:46,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:11:46,232 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 22:11:46,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:46,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1917845190, now seen corresponding path program 1 times [2020-10-27 22:11:46,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:46,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [558175228] [2020-10-27 22:11:46,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:47,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:47,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 22:11:47,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:11:47,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1581 [2020-10-27 22:11:47,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:11:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:11:47,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,277 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:48,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 22:11:48,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:11:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:48,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:48,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:48,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:48,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:48,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:48,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:48,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:11:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:48,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:48,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:48,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:11:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:48,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:48,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:48,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:48,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:48,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:11:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:48,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:48,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:48,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:48,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:48,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:11:48,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [558175228] [2020-10-27 22:11:48,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:48,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 22:11:48,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291752339] [2020-10-27 22:11:48,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 22:11:48,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:48,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 22:11:48,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:11:48,455 INFO L87 Difference]: Start difference. First operand 107 states and 123 transitions. Second operand 5 states. [2020-10-27 22:11:48,911 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:11:49,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:49,852 INFO L93 Difference]: Finished difference Result 214 states and 262 transitions. [2020-10-27 22:11:49,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:11:49,856 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-27 22:11:49,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:49,859 INFO L225 Difference]: With dead ends: 214 [2020-10-27 22:11:49,859 INFO L226 Difference]: Without dead ends: 131 [2020-10-27 22:11:49,860 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:11:49,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-27 22:11:49,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 107. [2020-10-27 22:11:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-27 22:11:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-10-27 22:11:49,903 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 59 [2020-10-27 22:11:49,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:49,903 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-10-27 22:11:49,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 22:11:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-10-27 22:11:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-27 22:11:49,905 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:49,905 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:11:49,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:11:49,906 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 22:11:49,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:49,907 INFO L82 PathProgramCache]: Analyzing trace with hash -156718347, now seen corresponding path program 1 times [2020-10-27 22:11:49,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:49,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502317017] [2020-10-27 22:11:49,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:49,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:50,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:50,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:52,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:11:54,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,405 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:55,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:55,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:55,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:55,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:55,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:55,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:55,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:55,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:55,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:55,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:11:55,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:11:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:11:55,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:11:55,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:11:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:11:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:55,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:55,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:55,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 22:11:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:55,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:55,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:55,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:55,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 22:11:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:55,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 22:11:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:55,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:55,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:55,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:55,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:55,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:11:55,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502317017] [2020-10-27 22:11:55,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:55,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:11:55,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644572744] [2020-10-27 22:11:55,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:11:55,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:55,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:11:55,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:11:55,588 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 8 states. [2020-10-27 22:11:56,638 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:11:57,897 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:11:58,380 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:11:58,840 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:11:59,622 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:00,069 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:12:00,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:00,628 INFO L93 Difference]: Finished difference Result 304 states and 391 transitions. [2020-10-27 22:12:00,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:12:00,629 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-10-27 22:12:00,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:00,634 INFO L225 Difference]: With dead ends: 304 [2020-10-27 22:12:00,635 INFO L226 Difference]: Without dead ends: 115 [2020-10-27 22:12:00,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:12:00,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-27 22:12:00,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 98. [2020-10-27 22:12:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-27 22:12:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 108 transitions. [2020-10-27 22:12:00,696 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 108 transitions. Word has length 67 [2020-10-27 22:12:00,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:00,698 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 108 transitions. [2020-10-27 22:12:00,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:12:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2020-10-27 22:12:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-27 22:12:00,706 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:00,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:00,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:12:00,708 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 22:12:00,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:00,708 INFO L82 PathProgramCache]: Analyzing trace with hash 758608460, now seen corresponding path program 1 times [2020-10-27 22:12:00,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:00,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1304990303] [2020-10-27 22:12:00,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:00,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:01,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:12:02,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:12:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1342 [2020-10-27 22:12:02,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-27 22:12:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:12:02,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,502 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:02,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:02,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:12:02,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:02,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:02,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:02,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:12:02,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:12:02,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:12:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:02,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:12:02,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:02,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:12:02,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:02,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:12:02,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:02,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:12:02,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:02,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:02,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:02,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:12:02,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:02,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:12:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:02,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:02,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 22:12:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:02,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 22:12:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:02,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:02,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:02,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1304990303] [2020-10-27 22:12:02,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:02,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:12:02,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062156486] [2020-10-27 22:12:02,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:12:02,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:02,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:12:02,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:12:02,716 INFO L87 Difference]: Start difference. First operand 98 states and 108 transitions. Second operand 8 states. [2020-10-27 22:12:03,300 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:04,954 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:05,429 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:12:05,846 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:12:06,257 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:06,743 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:07,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:07,119 INFO L93 Difference]: Finished difference Result 253 states and 305 transitions. [2020-10-27 22:12:07,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:12:07,120 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 81 [2020-10-27 22:12:07,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:07,122 INFO L225 Difference]: With dead ends: 253 [2020-10-27 22:12:07,123 INFO L226 Difference]: Without dead ends: 179 [2020-10-27 22:12:07,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:12:07,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-10-27 22:12:07,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 162. [2020-10-27 22:12:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-27 22:12:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 184 transitions. [2020-10-27 22:12:07,179 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 184 transitions. Word has length 81 [2020-10-27 22:12:07,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:07,179 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 184 transitions. [2020-10-27 22:12:07,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:12:07,179 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 184 transitions. [2020-10-27 22:12:07,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 22:12:07,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:07,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:07,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:12:07,182 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 22:12:07,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:07,182 INFO L82 PathProgramCache]: Analyzing trace with hash 966787825, now seen corresponding path program 1 times [2020-10-27 22:12:07,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:07,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1627474099] [2020-10-27 22:12:07,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:07,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:07,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:07,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 22:12:07,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:07,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 320 [2020-10-27 22:12:07,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-27 22:12:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:07,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:07,918 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:07,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:07,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:07,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:07,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:07,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:07,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:07,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:07,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:07,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:07,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:07,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:07,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:07,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:07,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:07,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:07,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:07,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:07,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:07,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:07,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:07,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:07,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:07,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:07,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:07,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:07,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:07,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:07,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:07,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:08,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:08,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:08,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:08,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:12:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:08,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:08,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:08,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:12:08,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:12:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:08,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:08,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:08,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:12:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:08,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:08,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:12:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:12:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:08,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:12:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:08,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:12:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:08,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:08,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:08,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:08,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:08,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:08,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:08,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:08,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:08,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:08,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1627474099] [2020-10-27 22:12:08,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:08,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:12:08,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977584527] [2020-10-27 22:12:08,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:12:08,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:08,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:12:08,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:12:08,175 INFO L87 Difference]: Start difference. First operand 162 states and 184 transitions. Second operand 8 states. [2020-10-27 22:12:09,386 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:09,804 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:12:10,219 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:10,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:10,832 INFO L93 Difference]: Finished difference Result 329 states and 393 transitions. [2020-10-27 22:12:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:12:10,833 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2020-10-27 22:12:10,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:10,838 INFO L225 Difference]: With dead ends: 329 [2020-10-27 22:12:10,838 INFO L226 Difference]: Without dead ends: 191 [2020-10-27 22:12:10,842 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:12:10,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-27 22:12:10,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 162. [2020-10-27 22:12:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-27 22:12:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 183 transitions. [2020-10-27 22:12:10,912 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 183 transitions. Word has length 85 [2020-10-27 22:12:10,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:10,913 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 183 transitions. [2020-10-27 22:12:10,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:12:10,913 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 183 transitions. [2020-10-27 22:12:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 22:12:10,915 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:10,915 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:10,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:12:10,916 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 22:12:10,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:10,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1277195473, now seen corresponding path program 1 times [2020-10-27 22:12:10,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:10,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1058146309] [2020-10-27 22:12:10,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:10,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 22:12:11,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-10-27 22:12:11,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:12:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:12:11,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,677 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:11,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:12:11,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:11,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:11,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:11,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:12:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:11,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:12:11,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:11,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:12:11,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:12:11,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:11,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:12:11,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:11,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:11,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:12:11,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:12:11,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:12:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:12:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:11,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:12:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:11,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:11,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:11,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:11,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1058146309] [2020-10-27 22:12:11,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:11,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:12:11,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375337497] [2020-10-27 22:12:11,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:12:11,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:11,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:12:11,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:12:11,956 INFO L87 Difference]: Start difference. First operand 162 states and 183 transitions. Second operand 9 states. [2020-10-27 22:12:13,218 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:13,631 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:12:14,068 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:14,474 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:14,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:14,913 INFO L93 Difference]: Finished difference Result 290 states and 352 transitions. [2020-10-27 22:12:14,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:12:14,913 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-27 22:12:14,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:14,914 INFO L225 Difference]: With dead ends: 290 [2020-10-27 22:12:14,914 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:12:14,916 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 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 22:12:14,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:12:14,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:12:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:12:14,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:12:14,917 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2020-10-27 22:12:14,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:14,917 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:12:14,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:12:14,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:12:14,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:12:14,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:12:14,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:12:16,232 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 22 [2020-10-27 22:12:16,501 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 22 [2020-10-27 22:12:16,794 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 174 [2020-10-27 22:12:19,047 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 8 [2020-10-27 22:12:19,339 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-27 22:12:19,637 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:19,940 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:20,301 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-27 22:12:20,586 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:20,874 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:21,449 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 17 [2020-10-27 22:12:22,023 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 22:12:22,380 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:22,691 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2020-10-27 22:12:23,031 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:23,570 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 12 [2020-10-27 22:12:24,137 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-27 22:12:24,414 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:24,701 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 8 [2020-10-27 22:12:25,017 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-27 22:12:25,858 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 20 [2020-10-27 22:12:26,170 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:26,450 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:26,715 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-27 22:12:27,301 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 22:12:27,589 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 16 [2020-10-27 22:12:27,883 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:28,190 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:28,493 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:28,786 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-27 22:12:29,158 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:29,485 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:29,823 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-27 22:12:30,120 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 22:12:30,480 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-27 22:12:30,560 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:12:30,560 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:12:30,560 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L481(lines 458 482) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 434 489) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 480) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 434 489) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 434 489) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L542(lines 515 543) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-27 22:12:30,561 INFO L274 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 490 549) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 490 549) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 490 549) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point L516-2(lines 516 541) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 905 911) the Hoare annotation is: true [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 905 911) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 912 920) no Hoare annotation was computed. [2020-10-27 22:12:30,562 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 912 920) the Hoare annotation is: true [2020-10-27 22:12:30,562 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 912 920) no Hoare annotation was computed. [2020-10-27 22:12:30,563 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 190 212) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,563 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 190 212) no Hoare annotation was computed. [2020-10-27 22:12:30,563 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 190 212) no Hoare annotation was computed. [2020-10-27 22:12:30,563 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,563 INFO L270 CegarLoopResult]: At program point L202-1(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,563 INFO L274 CegarLoopResult]: For program point L200(lines 200 207) no Hoare annotation was computed. [2020-10-27 22:12:30,563 INFO L274 CegarLoopResult]: For program point L200-1(lines 200 207) no Hoare annotation was computed. [2020-10-27 22:12:30,564 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 22:12:30,564 INFO L270 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,564 INFO L270 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,564 INFO L270 CegarLoopResult]: At program point L196-1(line 196) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,564 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-27 22:12:30,564 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-27 22:12:30,564 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 146 169) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 146 169) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 146 169) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 22:12:30,565 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-10-27 22:12:30,566 INFO L274 CegarLoopResult]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point L325(lines 325 333) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 898 904) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 898 904) the Hoare annotation is: true [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 388 433) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 388 433) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 388 433) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point L732(lines 732 733) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 701 746) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point L725(lines 725 726) no Hoare annotation was computed. [2020-10-27 22:12:30,567 INFO L274 CegarLoopResult]: For program point L721(lines 721 728) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 725 726) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 732 733) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point L715(lines 715 735) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 701 746) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point L715-1(lines 715 735) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 701 746) no Hoare annotation was computed. [2020-10-27 22:12:30,568 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 177 186) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,568 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 177 186) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 177 186) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 290 297) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point L876(lines 876 882) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 872 885) no Hoare annotation was computed. [2020-10-27 22:12:30,569 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 872 885) the Hoare annotation is: true [2020-10-27 22:12:30,570 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 872 885) no Hoare annotation was computed. [2020-10-27 22:12:30,570 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:12:30,570 INFO L270 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:12:30,570 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 257 281) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:12:30,570 INFO L274 CegarLoopResult]: For program point L276-1(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:12:30,570 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|))) .cse0))) [2020-10-27 22:12:30,570 INFO L270 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|))) .cse0))) [2020-10-27 22:12:30,570 INFO L274 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-10-27 22:12:30,570 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|))) .cse0))) [2020-10-27 22:12:30,570 INFO L274 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point L261(lines 261 278) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 249 255) the Hoare annotation is: true [2020-10-27 22:12:30,571 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L270 CegarLoopResult]: At program point L95-2(lines 87 100) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L270 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-27 22:12:30,571 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 22:12:30,571 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-27 22:12:30,572 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-27 22:12:30,572 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 22:12:30,572 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 22:12:30,572 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-27 22:12:30,572 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-27 22:12:30,572 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-27 22:12:30,572 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 679 680) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point L669(lines 669 689) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 686 687) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 689) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 655 700) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 655 700) no Hoare annotation was computed. [2020-10-27 22:12:30,573 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 655 700) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L686(lines 686 687) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L679(lines 679 680) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L675(lines 675 682) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 840 862) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 840 862) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 840 862) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L576(lines 576 580) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point L640(lines 640 651) no Hoare annotation was computed. [2020-10-27 22:12:30,574 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 552 654) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L603(lines 603 607) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L601-2(lines 601 621) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L622(lines 600 623) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 552 654) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L581(lines 581 597) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L641(lines 641 648) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L602(lines 601 621) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point L598(lines 598 639) no Hoare annotation was computed. [2020-10-27 22:12:30,575 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 552 654) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point L617-1(line 617) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 888 897) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 888 897) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 888 897) no Hoare annotation was computed. [2020-10-27 22:12:30,576 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.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~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 282 289) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 282 289) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 282 289) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 354 372) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2020-10-27 22:12:30,577 INFO L277 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: true [2020-10-27 22:12:30,577 INFO L274 CegarLoopResult]: For program point L363-2(lines 363 367) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 354 372) the Hoare annotation is: true [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 354 372) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 863 871) the Hoare annotation is: true [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 863 871) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 863 871) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 819 830) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 819 830) no Hoare annotation was computed. [2020-10-27 22:12:30,578 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,579 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,579 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,579 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 225 248) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-27 22:12:30,579 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= 1 ~systemActive~0)) (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0))) [2020-10-27 22:12:30,579 INFO L270 CegarLoopResult]: At program point L236(lines 236 242) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (<= (+ ~pumpRunning~0 1) 0) (and (<= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 (< 0 ~pumpRunning~0)) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-27 22:12:30,579 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 225 248) no Hoare annotation was computed. [2020-10-27 22:12:30,579 INFO L270 CegarLoopResult]: At program point L231(line 231) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-27 22:12:30,580 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 225 248) no Hoare annotation was computed. [2020-10-27 22:12:30,580 INFO L274 CegarLoopResult]: For program point L229(lines 228 247) no Hoare annotation was computed. [2020-10-27 22:12:30,580 INFO L274 CegarLoopResult]: For program point L129(lines 129 133) no Hoare annotation was computed. [2020-10-27 22:12:30,580 INFO L277 CegarLoopResult]: At program point L129-1(lines 129 133) the Hoare annotation is: true [2020-10-27 22:12:30,580 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 115 144) no Hoare annotation was computed. [2020-10-27 22:12:30,580 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 22:12:30,580 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 115 144) the Hoare annotation is: true [2020-10-27 22:12:30,580 INFO L277 CegarLoopResult]: At program point L125-2(lines 125 139) the Hoare annotation is: true [2020-10-27 22:12:30,580 INFO L277 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: true [2020-10-27 22:12:30,581 INFO L274 CegarLoopResult]: For program point L121-1(line 121) no Hoare annotation was computed. [2020-10-27 22:12:30,581 INFO L277 CegarLoopResult]: At program point L140(lines 115 144) the Hoare annotation is: true [2020-10-27 22:12:30,581 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-27 22:12:30,581 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 831 839) the Hoare annotation is: true [2020-10-27 22:12:30,581 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 831 839) no Hoare annotation was computed. [2020-10-27 22:12:30,583 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 831 839) no Hoare annotation was computed. [2020-10-27 22:12:30,583 INFO L274 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-10-27 22:12:30,584 INFO L270 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 22:12:30,584 INFO L274 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-10-27 22:12:30,584 INFO L274 CegarLoopResult]: For program point L765(lines 765 778) no Hoare annotation was computed. [2020-10-27 22:12:30,584 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 750 782) no Hoare annotation was computed. [2020-10-27 22:12:30,585 INFO L274 CegarLoopResult]: For program point L765-1(lines 750 782) no Hoare annotation was computed. [2020-10-27 22:12:30,585 INFO L277 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-10-27 22:12:30,585 INFO L274 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-10-27 22:12:30,585 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 750 782) the Hoare annotation is: true [2020-10-27 22:12:30,585 INFO L274 CegarLoopResult]: For program point L759(lines 759 779) no Hoare annotation was computed. [2020-10-27 22:12:30,586 INFO L277 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: true [2020-10-27 22:12:30,586 INFO L274 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-10-27 22:12:30,586 INFO L270 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= ~waterLevel~0 1))) (or .cse0 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0)))))) [2020-10-27 22:12:30,587 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 795 806) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) (not (= 1 ~systemActive~0))) [2020-10-27 22:12:30,587 INFO L274 CegarLoopResult]: For program point L799-1(lines 795 806) no Hoare annotation was computed. [2020-10-27 22:12:30,587 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 795 806) no Hoare annotation was computed. [2020-10-27 22:12:30,587 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 170 176) no Hoare annotation was computed. [2020-10-27 22:12:30,587 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 170 176) the Hoare annotation is: true [2020-10-27 22:12:30,587 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,587 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-10-27 22:12:30,588 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 373 380) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 373 380) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 373 380) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 807 818) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point L811-1(lines 807 818) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 807 818) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) .cse1) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-27 22:12:30,588 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 784 791) no Hoare annotation was computed. [2020-10-27 22:12:30,588 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 784 791) the Hoare annotation is: true [2020-10-27 22:12:30,589 INFO L274 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-10-27 22:12:30,589 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 784 791) no Hoare annotation was computed. [2020-10-27 22:12:30,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:12:30 BoogieIcfgContainer [2020-10-27 22:12:30,615 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:12:30,618 INFO L168 Benchmark]: Toolchain (without parser) took 58183.68 ms. Allocated memory was 125.8 MB in the beginning and 562.0 MB in the end (delta: 436.2 MB). Free memory was 100.2 MB in the beginning and 370.7 MB in the end (delta: -270.5 MB). Peak memory consumption was 334.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:12:30,622 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 85.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:12:30,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.60 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 79.1 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:12:30,629 INFO L168 Benchmark]: Boogie Preprocessor took 152.10 ms. Allocated memory is still 125.8 MB. Free memory was 78.9 MB in the beginning and 75.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:12:30,630 INFO L168 Benchmark]: RCFGBuilder took 1536.39 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 75.1 MB in the beginning and 102.9 MB in the end (delta: -27.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:12:30,630 INFO L168 Benchmark]: TraceAbstraction took 55911.58 ms. Allocated memory was 155.2 MB in the beginning and 562.0 MB in the end (delta: 406.8 MB). Free memory was 102.9 MB in the beginning and 370.7 MB in the end (delta: -267.8 MB). Peak memory consumption was 307.5 MB. Max. memory is 8.0 GB. [2020-10-27 22:12:30,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 85.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 571.60 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 79.1 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 152.10 ms. Allocated memory is still 125.8 MB. Free memory was 78.9 MB in the beginning and 75.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1536.39 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 75.1 MB in the beginning and 102.9 MB in the end (delta: -27.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 55911.58 ms. Allocated memory was 155.2 MB in the beginning and 562.0 MB in the end (delta: 406.8 MB). Free memory was 102.9 MB in the beginning and 370.7 MB in the end (delta: -267.8 MB). Peak memory consumption was 307.5 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: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 679]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 725]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 732]: 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: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || (((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == \old(pumpRunning))) || !(\old(waterLevel) <= 1)) || (((pumpRunning + 1 <= 0 || 0 < pumpRunning) && splverifierCounter <= 0) && 1 == systemActive) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(waterLevel) <= 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.1s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 19.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 649 SDtfs, 1090 SDslu, 406 SDs, 0 SdLazy, 2407 SolverSat, 653 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 214 GetRequests, 156 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 11.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 142 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 383 PreInvPairs, 481 NumberOfFragments, 910 HoareAnnotationTreeSize, 383 FomulaSimplifications, 178534 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 54 FomulaSimplificationsInter, 14285 FormulaSimplificationTreeSizeReductionInter, 12.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 19.3s InterpolantComputationTime, 484 NumberOfCodeBlocks, 484 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 147050 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...