/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:40:17,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:40:17,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:40:17,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:40:17,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:40:17,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:40:17,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:40:17,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:40:17,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:40:17,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:40:17,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:40:17,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:40:17,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:40:17,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:40:17,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:40:17,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:40:17,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:40:17,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:40:17,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:40:17,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:40:17,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:40:17,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:40:17,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:40:17,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:40:17,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:40:17,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:40:17,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:40:17,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:40:17,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:40:17,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:40:17,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:40:17,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:40:17,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:40:17,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:40:17,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:40:17,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:40:17,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:40:17,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:40:17,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:40:17,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:40:17,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:40:17,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:40:18,022 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:40:18,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:40:18,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:40:18,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:40:18,026 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:40:18,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:40:18,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:40:18,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:40:18,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:40:18,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:40:18,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:40:18,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:40:18,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:40:18,028 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:40:18,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:40:18,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:40:18,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:40:18,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:40:18,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:40:18,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:40:18,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:40:18,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:40:18,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:40:18,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:40:18,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:40:18,032 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:40:18,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:40:18,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:40:18,033 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:40:18,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:40:18,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:40:18,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:40:18,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:40:18,518 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:40:18,519 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:40:18,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-28 16:40:18,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2030df244/1bb068323071418c9396d9c2ae982bd6/FLAG8a455bf2a [2020-10-28 16:40:19,349 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:40:19,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-28 16:40:19,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2030df244/1bb068323071418c9396d9c2ae982bd6/FLAG8a455bf2a [2020-10-28 16:40:19,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2030df244/1bb068323071418c9396d9c2ae982bd6 [2020-10-28 16:40:19,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:40:19,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:40:19,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:19,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:40:19,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:40:19,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:19" (1/1) ... [2020-10-28 16:40:19,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aa3e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:19, skipping insertion in model container [2020-10-28 16:40:19,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:19" (1/1) ... [2020-10-28 16:40:19,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:40:19,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:40:20,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:20,091 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:40:20,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:20,226 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:40:20,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20 WrapperNode [2020-10-28 16:40:20,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:20,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:40:20,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:40:20,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:40:20,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... [2020-10-28 16:40:20,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:40:20,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:40:20,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:40:20,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:40:20,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:40:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:40:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:40:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:40:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:40:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:40:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:40:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:40:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:40:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:40:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:40:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:40:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:40:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:40:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:40:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:40:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:40:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:40:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:40:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:40:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:40:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:40:21,901 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:40:21,902 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:40:21,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:21 BoogieIcfgContainer [2020-10-28 16:40:21,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:40:21,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:40:21,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:40:21,911 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:40:21,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:40:19" (1/3) ... [2020-10-28 16:40:21,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c3a450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:21, skipping insertion in model container [2020-10-28 16:40:21,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:20" (2/3) ... [2020-10-28 16:40:21,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c3a450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:21, skipping insertion in model container [2020-10-28 16:40:21,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:21" (3/3) ... [2020-10-28 16:40:21,914 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-10-28 16:40:21,928 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:40:21,934 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:40:21,949 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:40:21,982 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:40:21,982 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:40:21,983 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:40:21,983 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:40:21,983 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:40:21,983 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:40:21,984 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:40:21,984 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:40:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2020-10-28 16:40:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:40:22,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:22,042 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] [2020-10-28 16:40:22,043 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:22,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:22,049 INFO L82 PathProgramCache]: Analyzing trace with hash -73077072, now seen corresponding path program 1 times [2020-10-28 16:40:22,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:22,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263162687] [2020-10-28 16:40:22,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:24,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:25,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:27,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:27,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:40:27,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:27,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:40:27,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:27,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:27,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:40:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 16:40:28,124 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:28,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:28,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 16:40:28,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:28,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:28,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:28,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:28,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:28,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:28,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:28,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:28,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:28,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:28,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:28,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:28,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:28,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:28,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:28,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:40:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:28,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:28,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:28,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:28,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:40:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:28,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:28,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:28,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:28,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:28,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:28,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:28,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:28,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:28,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263162687] [2020-10-28 16:40:28,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:28,265 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:40:28,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453006547] [2020-10-28 16:40:28,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:40:28,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:28,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:40:28,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:28,293 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 3 states. [2020-10-28 16:40:30,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:30,009 INFO L93 Difference]: Finished difference Result 298 states and 395 transitions. [2020-10-28 16:40:30,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:40:30,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:40:30,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:30,026 INFO L225 Difference]: With dead ends: 298 [2020-10-28 16:40:30,026 INFO L226 Difference]: Without dead ends: 160 [2020-10-28 16:40:30,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:30,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-28 16:40:30,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 126. [2020-10-28 16:40:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-28 16:40:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 150 transitions. [2020-10-28 16:40:30,136 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 150 transitions. Word has length 47 [2020-10-28 16:40:30,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:30,137 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 150 transitions. [2020-10-28 16:40:30,137 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:40:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 150 transitions. [2020-10-28 16:40:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:40:30,141 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:30,141 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] [2020-10-28 16:40:30,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:40:30,142 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:30,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:30,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1105803780, now seen corresponding path program 1 times [2020-10-28 16:40:30,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:30,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [68676523] [2020-10-28 16:40:30,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:32,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:32,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:40:35,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:35,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:40:35,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:40:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:40:35,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:35,520 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:35,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:35,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:40:35,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:35,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:35,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:35,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:35,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:35,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:35,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:35,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:35,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:35,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:35,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:40:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:35,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:35,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:35,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:40:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:35,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:35,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:35,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:35,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:35,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:35,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:35,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:35,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:35,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:35,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:35,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:35,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:35,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [68676523] [2020-10-28 16:40:35,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:35,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:40:35,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980955023] [2020-10-28 16:40:35,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:40:35,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:35,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:40:35,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:40:35,674 INFO L87 Difference]: Start difference. First operand 126 states and 150 transitions. Second operand 4 states. [2020-10-28 16:40:36,231 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:40:37,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:37,156 INFO L93 Difference]: Finished difference Result 222 states and 274 transitions. [2020-10-28 16:40:37,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:40:37,157 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 16:40:37,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:37,163 INFO L225 Difference]: With dead ends: 222 [2020-10-28 16:40:37,163 INFO L226 Difference]: Without dead ends: 144 [2020-10-28 16:40:37,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:40:37,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-28 16:40:37,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 117. [2020-10-28 16:40:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-10-28 16:40:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 138 transitions. [2020-10-28 16:40:37,236 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 138 transitions. Word has length 48 [2020-10-28 16:40:37,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:37,237 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 138 transitions. [2020-10-28 16:40:37,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:40:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2020-10-28 16:40:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:40:37,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:37,246 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] [2020-10-28 16:40:37,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:40:37,247 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:37,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:37,247 INFO L82 PathProgramCache]: Analyzing trace with hash 954293348, now seen corresponding path program 1 times [2020-10-28 16:40:37,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:37,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1537306899] [2020-10-28 16:40:37,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:37,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:37,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:38,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 16:40:40,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:40:40,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2958 [2020-10-28 16:40:40,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:40:40,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:40,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 16:40:40,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:40,557 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:40,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:40,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-28 16:40:40,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:40,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:40,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:40:40,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:40,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:40,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:40,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:40,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:40,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:40,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:40,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:40,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:40,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:40,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:40,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:40,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:40,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:40,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:40,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:40,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:40,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:40:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:40,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:40,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:40,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:40,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:40,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:40,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:40:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:40,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:40,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:40,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:40,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:40,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:40,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:40,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:40,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:40,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:40,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:40,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1537306899] [2020-10-28 16:40:40,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:40,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:40:40,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743402304] [2020-10-28 16:40:40,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:40:40,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:40,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:40:40,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:40:40,764 INFO L87 Difference]: Start difference. First operand 117 states and 138 transitions. Second operand 4 states. [2020-10-28 16:40:41,160 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:40:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:42,842 INFO L93 Difference]: Finished difference Result 342 states and 428 transitions. [2020-10-28 16:40:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:40:42,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:40:42,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:42,849 INFO L225 Difference]: With dead ends: 342 [2020-10-28 16:40:42,849 INFO L226 Difference]: Without dead ends: 249 [2020-10-28 16:40:42,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:40:42,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-28 16:40:42,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 203. [2020-10-28 16:40:42,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-10-28 16:40:42,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 246 transitions. [2020-10-28 16:40:42,977 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 246 transitions. Word has length 52 [2020-10-28 16:40:42,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:42,978 INFO L481 AbstractCegarLoop]: Abstraction has 203 states and 246 transitions. [2020-10-28 16:40:42,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:40:42,978 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 246 transitions. [2020-10-28 16:40:42,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:40:42,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:42,980 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] [2020-10-28 16:40:42,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:40:42,981 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:42,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:42,982 INFO L82 PathProgramCache]: Analyzing trace with hash 888646002, now seen corresponding path program 1 times [2020-10-28 16:40:42,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:42,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1431735580] [2020-10-28 16:40:42,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:43,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:43,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:43,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:44,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:46,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:46,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:40:46,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:40:46,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3821 [2020-10-28 16:40:46,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:46,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:46,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:40:46,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 16:40:46,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:40:46,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,242 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:47,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:47,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:40:47,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:47,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:47,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:47,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:47,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:47,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:47,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:47,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:47,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:47,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:47,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:47,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:47,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:47,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:47,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:47,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:40:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:40:47,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:40:47,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:40:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:47,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:47,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 16:40:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:47,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:47,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:47,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:47,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:47,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:40:47,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:47,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:47,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:40:47,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:47,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:47,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:47,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:47,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1431735580] [2020-10-28 16:40:47,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:47,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:40:47,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663395257] [2020-10-28 16:40:47,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:40:47,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:47,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:40:47,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:40:47,404 INFO L87 Difference]: Start difference. First operand 203 states and 246 transitions. Second operand 8 states. [2020-10-28 16:40:47,832 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:40:48,916 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:40:49,256 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:40:49,581 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:40:49,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:49,810 INFO L93 Difference]: Finished difference Result 333 states and 421 transitions. [2020-10-28 16:40:49,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:40:49,816 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-28 16:40:49,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:49,817 INFO L225 Difference]: With dead ends: 333 [2020-10-28 16:40:49,817 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:40:49,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:40:49,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:40:49,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:40:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:40:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:40:49,821 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-10-28 16:40:49,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:49,821 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:40:49,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:40:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:40:49,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:40:49,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:40:49,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:40:51,753 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:40:51,961 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:52,288 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-28 16:40:52,677 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:40:52,873 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:53,098 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:53,307 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:53,597 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:53,990 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2020-10-28 16:40:54,202 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:54,576 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:40:54,946 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 10 [2020-10-28 16:40:55,344 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 10 [2020-10-28 16:40:55,679 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-28 16:40:56,046 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:40:56,262 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:56,463 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:56,670 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:56,859 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:57,061 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:57,227 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:57,436 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:57,652 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:58,036 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2020-10-28 16:40:58,257 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:40:58,261 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point L669-2(lines 669 690) no Hoare annotation was computed. [2020-10-28 16:40:58,261 INFO L274 CegarLoopResult]: For program point L691(lines 668 692) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point L732(lines 732 736) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point L732-1(lines 732 736) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-28 16:40:58,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point L726-2(lines 726 751) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point L752(lines 725 753) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-28 16:40:58,263 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 258 264) the Hoare annotation is: true [2020-10-28 16:40:58,263 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 258 264) no Hoare annotation was computed. [2020-10-28 16:40:58,264 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 265 273) no Hoare annotation was computed. [2020-10-28 16:40:58,264 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 265 273) the Hoare annotation is: true [2020-10-28 16:40:58,264 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 265 273) no Hoare annotation was computed. [2020-10-28 16:40:58,264 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,264 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,265 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,265 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,265 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-28 16:40:58,265 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-28 16:40:58,265 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,266 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 16:40:58,266 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-28 16:40:58,267 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L270 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point L349(lines 349 357) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L270 CegarLoopResult]: At program point L347(line 347) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point L347-1(line 347) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point L345(lines 345 362) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 341 365) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 341 365) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L270 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point L360-1(lines 341 365) no Hoare annotation was computed. [2020-10-28 16:40:58,268 INFO L270 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,268 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 500 514) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L270 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 500 514) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 500 514) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 436 444) the Hoare annotation is: true [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 481 499) the Hoare annotation is: true [2020-10-28 16:40:58,269 INFO L277 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: true [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2020-10-28 16:40:58,269 INFO L274 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 481 499) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 481 499) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L475-1(line 475) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L464(lines 464 472) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 445 480) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L464-2(lines 464 472) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 445 480) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L452(lines 452 460) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 445 480) no Hoare annotation was computed. [2020-10-28 16:40:58,270 INFO L274 CegarLoopResult]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 251 257) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 251 257) the Hoare annotation is: true [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point L925(lines 925 945) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point L925-1(lines 925 945) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:40:58,271 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 935 936) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point L942(lines 942 943) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 942 943) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point L935(lines 935 936) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point L931(lines 931 938) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-28 16:40:58,272 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 425 435) the Hoare annotation is: true [2020-10-28 16:40:58,272 INFO L277 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: true [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 425 435) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 425 435) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 417 424) the Hoare annotation is: true [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 417 424) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 417 424) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point L386-1(lines 367 391) no Hoare annotation was computed. [2020-10-28 16:40:58,273 INFO L270 CegarLoopResult]: At program point L381(line 381) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,273 INFO L270 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,273 INFO L274 CegarLoopResult]: For program point L375(lines 375 383) no Hoare annotation was computed. [2020-10-28 16:40:58,274 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 367 391) no Hoare annotation was computed. [2020-10-28 16:40:58,274 INFO L270 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,274 INFO L274 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-10-28 16:40:58,274 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 367 391) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:40:58,274 INFO L274 CegarLoopResult]: For program point L371(lines 371 388) no Hoare annotation was computed. [2020-10-28 16:40:58,274 INFO L270 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:40:58,274 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 333 339) no Hoare annotation was computed. [2020-10-28 16:40:58,275 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 333 339) the Hoare annotation is: true [2020-10-28 16:40:58,275 INFO L270 CegarLoopResult]: At program point testENTRY(lines 516 581) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:58,275 INFO L270 CegarLoopResult]: At program point L574(lines 525 575) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,275 INFO L274 CegarLoopResult]: For program point testFINAL(lines 516 581) no Hoare annotation was computed. [2020-10-28 16:40:58,275 INFO L270 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,275 INFO L274 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-10-28 16:40:58,275 INFO L270 CegarLoopResult]: At program point L562-1(lines 556 569) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,276 INFO L274 CegarLoopResult]: For program point L527(lines 526 573) no Hoare annotation was computed. [2020-10-28 16:40:58,276 INFO L274 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2020-10-28 16:40:58,276 INFO L270 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,276 INFO L274 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2020-10-28 16:40:58,276 INFO L274 CegarLoopResult]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2020-10-28 16:40:58,276 INFO L270 CegarLoopResult]: At program point L571(lines 526 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,276 INFO L270 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,276 INFO L274 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point L536-1(lines 536 542) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point testEXIT(lines 516 581) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point L896(lines 896 897) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 889 890) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 896 897) no Hoare annotation was computed. [2020-10-28 16:40:58,277 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point L889(lines 889 890) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 392 399) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 392 399) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 392 399) no Hoare annotation was computed. [2020-10-28 16:40:58,278 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 230 238) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 230 238) the Hoare annotation is: true [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 230 238) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 198 220) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 198 220) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 198 220) no Hoare annotation was computed. [2020-10-28 16:40:58,279 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 241 250) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 241 250) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 241 250) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L832(lines 810 833) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L791(lines 791 807) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L812(lines 811 831) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-28 16:40:58,280 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L808(lines 808 849) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L850(lines 850 861) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2020-10-28 16:40:58,281 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 831) no Hoare annotation was computed. [2020-10-28 16:40:58,282 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,282 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:40:58,282 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,282 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 400 416) no Hoare annotation was computed. [2020-10-28 16:40:58,282 INFO L274 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point L411-1(lines 400 416) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 400 416) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 221 229) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 221 229) no Hoare annotation was computed. [2020-10-28 16:40:58,283 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 221 229) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 177 188) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:40:58,284 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 177 188) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L274 CegarLoopResult]: For program point L181-1(lines 177 188) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,284 INFO L270 CegarLoopResult]: At program point L320(lines 320 326) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,284 INFO L270 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point L313(lines 312 331) no Hoare annotation was computed. [2020-10-28 16:40:58,285 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 309 332) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 309 332) no Hoare annotation was computed. [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 309 332) no Hoare annotation was computed. [2020-10-28 16:40:58,285 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-28 16:40:58,285 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-28 16:40:58,285 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 16:40:58,286 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-28 16:40:58,286 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-28 16:40:58,286 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-28 16:40:58,286 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-28 16:40:58,286 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-28 16:40:58,286 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-28 16:40:58,286 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 189 197) the Hoare annotation is: true [2020-10-28 16:40:58,286 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 189 197) no Hoare annotation was computed. [2020-10-28 16:40:58,286 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 189 197) no Hoare annotation was computed. [2020-10-28 16:40:58,287 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 153 164) the Hoare annotation is: true [2020-10-28 16:40:58,287 INFO L274 CegarLoopResult]: For program point L157-1(lines 153 164) no Hoare annotation was computed. [2020-10-28 16:40:58,287 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 153 164) no Hoare annotation was computed. [2020-10-28 16:40:58,287 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-28 16:40:58,287 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-28 16:40:58,287 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,287 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 16:40:58,287 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:40:58,287 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 165 176) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point L169-1(lines 165 176) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 165 176) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 583 590) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 583 590) the Hoare annotation is: true [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 583 590) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L274 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-10-28 16:40:58,288 INFO L277 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: true [2020-10-28 16:40:58,289 INFO L274 CegarLoopResult]: For program point L287-1(line 287) no Hoare annotation was computed. [2020-10-28 16:40:58,289 INFO L274 CegarLoopResult]: For program point L285(lines 285 298) no Hoare annotation was computed. [2020-10-28 16:40:58,289 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 277 301) the Hoare annotation is: true [2020-10-28 16:40:58,289 INFO L274 CegarLoopResult]: For program point L285-1(lines 277 301) no Hoare annotation was computed. [2020-10-28 16:40:58,289 INFO L277 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: true [2020-10-28 16:40:58,289 INFO L274 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-10-28 16:40:58,289 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 277 301) no Hoare annotation was computed. [2020-10-28 16:40:58,289 INFO L270 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:40:58,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:40:58 BoogieIcfgContainer [2020-10-28 16:40:58,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:40:58,321 INFO L168 Benchmark]: Toolchain (without parser) took 38711.55 ms. Allocated memory was 166.7 MB in the beginning and 602.9 MB in the end (delta: 436.2 MB). Free memory was 140.5 MB in the beginning and 319.1 MB in the end (delta: -178.6 MB). Peak memory consumption was 359.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:58,321 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 166.7 MB. Free memory is still 139.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:40:58,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.93 ms. Allocated memory is still 166.7 MB. Free memory was 139.8 MB in the beginning and 118.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:58,333 INFO L168 Benchmark]: Boogie Preprocessor took 159.21 ms. Allocated memory is still 166.7 MB. Free memory was 118.4 MB in the beginning and 114.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:58,333 INFO L168 Benchmark]: RCFGBuilder took 1515.82 ms. Allocated memory is still 166.7 MB. Free memory was 114.4 MB in the beginning and 62.9 MB in the end (delta: 51.5 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:58,335 INFO L168 Benchmark]: TraceAbstraction took 36411.24 ms. Allocated memory was 166.7 MB in the beginning and 602.9 MB in the end (delta: 436.2 MB). Free memory was 62.4 MB in the beginning and 319.1 MB in the end (delta: -256.7 MB). Peak memory consumption was 280.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:58,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 166.7 MB. Free memory is still 139.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 607.93 ms. Allocated memory is still 166.7 MB. Free memory was 139.8 MB in the beginning and 118.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 159.21 ms. Allocated memory is still 166.7 MB. Free memory was 118.4 MB in the beginning and 114.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1515.82 ms. Allocated memory is still 166.7 MB. Free memory was 114.4 MB in the beginning and 62.9 MB in the end (delta: 51.5 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 36411.24 ms. Allocated memory was 166.7 MB in the beginning and 602.9 MB in the end (delta: 436.2 MB). Free memory was 62.4 MB in the beginning and 319.1 MB in the end (delta: -256.7 MB). Peak memory consumption was 280.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 896]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 889]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 942]: 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: 525]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 428 SDtfs, 512 SDslu, 158 SDs, 0 SdLazy, 837 SolverSat, 302 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=203occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 107 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 309 PreInvPairs, 332 NumberOfFragments, 790 HoareAnnotationTreeSize, 309 FomulaSimplifications, 9244 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 60 FomulaSimplificationsInter, 9532 FormulaSimplificationTreeSizeReductionInter, 6.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 201 ConstructedInterpolants, 0 QuantifiedInterpolants, 58684 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...