/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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:40:04,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:40:04,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:40:04,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:40:04,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:40:04,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:40:04,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:40:04,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:40:04,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:40:04,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:40:04,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:40:04,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:40:04,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:40:04,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:40:04,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:40:04,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:40:04,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:40:04,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:40:04,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:40:04,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:40:04,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:40:04,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:40:04,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:40:04,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:40:04,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:40:04,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:40:04,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:40:04,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:40:04,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:40:04,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:40:04,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:40:04,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:40:04,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:40:04,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:40:04,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:40:04,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:40:04,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:40:04,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:40:04,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:40:04,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:40:04,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:40:04,465 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 16:40:04,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:40:04,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:40:04,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:40:04,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:40:04,497 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:40:04,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:40:04,497 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:40:04,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:40:04,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:40:04,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:40:04,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:40:04,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:40:04,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:40:04,499 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:40:04,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:40:04,499 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:40:04,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:40:04,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:40:04,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:40:04,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:40:04,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:40:04,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:40:04,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:40:04,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:40:04,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:40:04,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:40:04,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:40:04,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:40:04,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:40:04,502 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:40:04,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:40:04,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:40:04,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:40:04,977 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:40:04,980 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:40:04,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2020-10-28 16:40:05,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7299664cf/cf9133372493494cb69758d06338e7d1/FLAGf2dbd8c8e [2020-10-28 16:40:05,785 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:40:05,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2020-10-28 16:40:05,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7299664cf/cf9133372493494cb69758d06338e7d1/FLAGf2dbd8c8e [2020-10-28 16:40:06,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7299664cf/cf9133372493494cb69758d06338e7d1 [2020-10-28 16:40:06,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:40:06,080 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:40:06,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:06,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:40:06,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:40:06,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36caf985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06, skipping insertion in model container [2020-10-28 16:40:06,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:40:06,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:40:06,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:06,556 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:40:06,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:06,725 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:40:06,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06 WrapperNode [2020-10-28 16:40:06,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:06,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:40:06,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:40:06,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:40:06,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (1/1) ... [2020-10-28 16:40:06,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:40:06,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:40:06,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:40:06,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:40:06,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (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 16:40:07,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:40:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:40:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:40:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:40:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:40:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:40:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:40:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:40:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:40:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:40:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:40:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:40:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:40:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:40:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:40:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:40:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:40:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:40:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:40:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:40:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:40:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:40:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:40:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:40:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:40:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:40:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:40:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:40:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:40:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:40:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:40:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:40:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:40:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:40:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:40:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:40:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:40:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:40:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:40:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:40:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:40:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:40:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:40:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:40:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:40:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:40:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:40:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:40:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:40:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:40:08,668 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:40:08,668 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:40:08,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:08 BoogieIcfgContainer [2020-10-28 16:40:08,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:40:08,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:40:08,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:40:08,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:40:08,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:40:06" (1/3) ... [2020-10-28 16:40:08,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf2563d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:08, skipping insertion in model container [2020-10-28 16:40:08,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:06" (2/3) ... [2020-10-28 16:40:08,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf2563d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:08, skipping insertion in model container [2020-10-28 16:40:08,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:08" (3/3) ... [2020-10-28 16:40:08,680 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2020-10-28 16:40:08,699 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:40:08,705 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:40:08,719 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:40:08,748 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:40:08,749 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:40:08,749 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:40:08,749 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:40:08,749 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:40:08,749 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:40:08,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:40:08,749 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:40:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states. [2020-10-28 16:40:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:40:08,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:08,785 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 16:40:08,785 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 16:40:08,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:08,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1645411558, now seen corresponding path program 1 times [2020-10-28 16:40:08,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:08,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1781215631] [2020-10-28 16:40:08,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:11,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:12,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:14,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:14,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:40:14,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:14,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:40:14,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:14,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:14,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:14,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:40:14,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:14,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 16:40:14,905 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:14,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:14,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:14,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:14,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:14,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:14,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 16:40:14,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:14,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:14,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:14,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:14,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:14,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:14,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:14,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:14,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:15,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:15,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:15,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:15,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:15,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:15,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:15,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:15,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:15,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:15,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:15,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:15,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:15,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:40:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:15,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:15,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:15,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:15,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:40:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:15,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:15,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:15,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:15,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:15,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:15,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:15,048 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 16:40:15,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1781215631] [2020-10-28 16:40:15,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:15,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:40:15,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65666948] [2020-10-28 16:40:15,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:40:15,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:15,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:40:15,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:15,078 INFO L87 Difference]: Start difference. First operand 168 states. Second operand 3 states. [2020-10-28 16:40:17,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:17,220 INFO L93 Difference]: Finished difference Result 266 states and 352 transitions. [2020-10-28 16:40:17,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:40:17,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:40:17,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:17,249 INFO L225 Difference]: With dead ends: 266 [2020-10-28 16:40:17,250 INFO L226 Difference]: Without dead ends: 143 [2020-10-28 16:40:17,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:17,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-28 16:40:17,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 111. [2020-10-28 16:40:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-28 16:40:17,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 130 transitions. [2020-10-28 16:40:17,390 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 130 transitions. Word has length 47 [2020-10-28 16:40:17,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:17,396 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 130 transitions. [2020-10-28 16:40:17,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:40:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions. [2020-10-28 16:40:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:40:17,402 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:17,402 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 16:40:17,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:40:17,403 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 16:40:17,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:17,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1014833882, now seen corresponding path program 1 times [2020-10-28 16:40:17,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:17,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14533470] [2020-10-28 16:40:17,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:17,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:17,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:17,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:19,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:20,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:40:22,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:40:22,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:22,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:40:22,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:40:22,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,423 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:23,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:23,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 16:40:23,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:23,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:23,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:23,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:23,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:23,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:23,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:23,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:23,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:40:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:23,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:23,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:23,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:40:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:23,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:23,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:23,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:23,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:23,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:23,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:23,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:23,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:23,552 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 16:40:23,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14533470] [2020-10-28 16:40:23,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:23,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:40:23,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812647239] [2020-10-28 16:40:23,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:40:23,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:23,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:40:23,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:40:23,556 INFO L87 Difference]: Start difference. First operand 111 states and 130 transitions. Second operand 4 states. [2020-10-28 16:40:24,797 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:40:26,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:26,381 INFO L93 Difference]: Finished difference Result 190 states and 231 transitions. [2020-10-28 16:40:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:40:26,383 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 16:40:26,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:26,388 INFO L225 Difference]: With dead ends: 190 [2020-10-28 16:40:26,388 INFO L226 Difference]: Without dead ends: 127 [2020-10-28 16:40:26,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:40:26,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-28 16:40:26,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 102. [2020-10-28 16:40:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-28 16:40:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2020-10-28 16:40:26,430 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 48 [2020-10-28 16:40:26,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:26,430 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2020-10-28 16:40:26,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:40:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2020-10-28 16:40:26,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:40:26,433 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:26,433 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:40:26,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:40:26,433 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 16:40:26,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:26,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1218435333, now seen corresponding path program 1 times [2020-10-28 16:40:26,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:26,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1466678097] [2020-10-28 16:40:26,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:26,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:26,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:27,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:29,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:29,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:29,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 16:40:29,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:40:29,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2953 [2020-10-28 16:40:29,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:29,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:29,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:40:29,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:29,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 16:40:29,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:30,258 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:30,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:30,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-28 16:40:30,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:40:30,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:30,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:30,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:30,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:30,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:30,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:30,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:30,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:30,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:30,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:30,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:30,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:30,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:30,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:30,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:30,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:30,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:30,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:30,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:30,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:30,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:30,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:40:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:30,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:30,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:30,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:30,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:30,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:40:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:30,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:30,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:30,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:30,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:30,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:30,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:30,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:30,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:30,435 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 16:40:30,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1466678097] [2020-10-28 16:40:30,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:30,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:40:30,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261652903] [2020-10-28 16:40:30,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:40:30,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:30,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:40:30,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:40:30,438 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 4 states. [2020-10-28 16:40:31,405 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:40:34,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:34,272 INFO L93 Difference]: Finished difference Result 293 states and 362 transitions. [2020-10-28 16:40:34,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:40:34,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:40:34,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:34,278 INFO L225 Difference]: With dead ends: 293 [2020-10-28 16:40:34,278 INFO L226 Difference]: Without dead ends: 215 [2020-10-28 16:40:34,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:40:34,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-10-28 16:40:34,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 173. [2020-10-28 16:40:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-10-28 16:40:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 206 transitions. [2020-10-28 16:40:34,358 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 206 transitions. Word has length 52 [2020-10-28 16:40:34,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:34,359 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 206 transitions. [2020-10-28 16:40:34,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:40:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 206 transitions. [2020-10-28 16:40:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:40:34,361 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:34,362 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 16:40:34,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:40:34,362 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 16:40:34,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:34,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1784152595, now seen corresponding path program 1 times [2020-10-28 16:40:34,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:34,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [20007703] [2020-10-28 16:40:34,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:34,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:34,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:34,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:36,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:38,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:38,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:40:38,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:40:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3801 [2020-10-28 16:40:38,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:38,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:40:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 16:40:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:40:38,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,129 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:39,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:39,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:40:39,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:39,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:39,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:39,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:39,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:39,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:39,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:39,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:39,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:39,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:40:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:40:39,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:39,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:40:39,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:40:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:39,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 16:40:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:39,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:39,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:39,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:39,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:39,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:40:39,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:39,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:39,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:40:39,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:39,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:39,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:39,290 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 16:40:39,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [20007703] [2020-10-28 16:40:39,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:39,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:40:39,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829161716] [2020-10-28 16:40:39,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:40:39,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:39,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:40:39,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:40:39,293 INFO L87 Difference]: Start difference. First operand 173 states and 206 transitions. Second operand 8 states. [2020-10-28 16:40:40,359 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:40:42,541 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:40:43,637 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:40:44,685 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:40:45,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:45,255 INFO L93 Difference]: Finished difference Result 293 states and 367 transitions. [2020-10-28 16:40:45,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:40:45,257 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-28 16:40:45,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:45,257 INFO L225 Difference]: With dead ends: 293 [2020-10-28 16:40:45,258 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:40:45,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:40:45,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:40:45,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:40:45,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:40:45,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:40:45,261 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-10-28 16:40:45,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:45,262 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:40:45,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:40:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:40:45,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:40:45,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:40:45,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:40:47,414 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:48,879 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:40:49,719 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:50,457 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:51,202 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:52,066 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:53,591 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2020-10-28 16:40:54,414 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:55,182 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:40:56,659 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 149 DAG size of output: 10 [2020-10-28 16:40:57,476 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:40:59,041 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 149 DAG size of output: 10 [2020-10-28 16:41:00,404 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-28 16:41:01,244 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:41:02,063 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:41:02,858 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:41:03,579 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:41:05,089 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 151 DAG size of output: 9 [2020-10-28 16:41:05,934 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:41:06,691 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-28 16:41:08,178 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2020-10-28 16:41:08,962 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-28 16:41:10,300 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-28 16:41:10,306 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:41:10,307 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:41:10,307 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:41:10,307 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:41:10,307 INFO L274 CegarLoopResult]: For program point L410(lines 387 411) no Hoare annotation was computed. [2020-10-28 16:41:10,307 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 363 418) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point L394-1(lines 394 398) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 363 418) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 363 418) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point L388-2(lines 388 409) no Hoare annotation was computed. [2020-10-28 16:41:10,308 INFO L274 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-10-28 16:41:10,309 INFO L274 CegarLoopResult]: For program point L445-2(lines 445 470) no Hoare annotation was computed. [2020-10-28 16:41:10,309 INFO L274 CegarLoopResult]: For program point L471(lines 444 472) no Hoare annotation was computed. [2020-10-28 16:41:10,309 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 419 478) no Hoare annotation was computed. [2020-10-28 16:41:10,309 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-28 16:41:10,309 INFO L274 CegarLoopResult]: For program point L464-1(line 464) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 419 478) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 419 478) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point L451-1(lines 451 455) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:41:10,310 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:41:10,311 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:41:10,311 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:41:10,311 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 287 309) 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 16:41:10,311 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 287 309) no Hoare annotation was computed. [2020-10-28 16:41:10,311 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 287 309) no Hoare annotation was computed. [2020-10-28 16:41:10,311 INFO L270 CegarLoopResult]: At program point L299(line 299) 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 16:41:10,311 INFO L270 CegarLoopResult]: At program point L299-1(line 299) 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 16:41:10,312 INFO L274 CegarLoopResult]: For program point L297(lines 297 304) no Hoare annotation was computed. [2020-10-28 16:41:10,312 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 304) no Hoare annotation was computed. [2020-10-28 16:41:10,312 INFO L274 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-10-28 16:41:10,312 INFO L270 CegarLoopResult]: At program point L294(line 294) 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 16:41:10,312 INFO L270 CegarLoopResult]: At program point L293(line 293) 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 16:41:10,312 INFO L270 CegarLoopResult]: At program point L293-1(line 293) 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 16:41:10,313 INFO L274 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 245 268) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 245 268) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 245 268) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-28 16:41:10,313 INFO L274 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 916 930) no Hoare annotation was computed. [2020-10-28 16:41:10,314 INFO L270 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 916 930) 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 16:41:10,315 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 916 930) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 852 860) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 852 860) the Hoare annotation is: true [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 852 860) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point L906(lines 906 910) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 897 915) the Hoare annotation is: true [2020-10-28 16:41:10,315 INFO L277 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: true [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2020-10-28 16:41:10,315 INFO L274 CegarLoopResult]: For program point L904-1(line 904) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 897 915) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 897 915) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L891-1(line 891) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L880(lines 880 888) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 861 896) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L880-2(lines 880 888) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 861 896) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L868(lines 868 876) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 861 896) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 876) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:41:10,316 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 317 362) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 317 362) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 317 362) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 630 675) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point L661(lines 661 662) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point L654(lines 654 655) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 654 655) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 661 662) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 630 675) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point L650(lines 650 657) no Hoare annotation was computed. [2020-10-28 16:41:10,317 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 630 675) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point L644(lines 644 664) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point L644-1(lines 644 664) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 277 286) 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 16:41:10,318 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 277 286) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 277 286) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 841 851) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-28 16:41:10,318 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 841 851) no Hoare annotation was computed. [2020-10-28 16:41:10,319 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 841 851) no Hoare annotation was computed. [2020-10-28 16:41:10,319 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 833 840) the Hoare annotation is: true [2020-10-28 16:41:10,319 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 833 840) no Hoare annotation was computed. [2020-10-28 16:41:10,319 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 833 840) no Hoare annotation was computed. [2020-10-28 16:41:10,319 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:41:10,319 INFO L274 CegarLoopResult]: For program point L801-1(lines 782 806) no Hoare annotation was computed. [2020-10-28 16:41:10,319 INFO L270 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,319 INFO L270 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,319 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 782 806) no Hoare annotation was computed. [2020-10-28 16:41:10,320 INFO L274 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-10-28 16:41:10,320 INFO L270 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,320 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 782 806) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:41:10,320 INFO L274 CegarLoopResult]: For program point L788-1(line 788) no Hoare annotation was computed. [2020-10-28 16:41:10,320 INFO L274 CegarLoopResult]: For program point L786(lines 786 803) no Hoare annotation was computed. [2020-10-28 16:41:10,320 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 774 780) no Hoare annotation was computed. [2020-10-28 16:41:10,320 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 774 780) the Hoare annotation is: true [2020-10-28 16:41:10,320 INFO L270 CegarLoopResult]: At program point testENTRY(lines 678 743) 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 16:41:10,320 INFO L270 CegarLoopResult]: At program point L733(lines 688 735) 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 16:41:10,320 INFO L270 CegarLoopResult]: At program point L700(line 700) 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 16:41:10,321 INFO L274 CegarLoopResult]: For program point L698(lines 698 704) no Hoare annotation was computed. [2020-10-28 16:41:10,321 INFO L274 CegarLoopResult]: For program point L698-1(lines 698 704) no Hoare annotation was computed. [2020-10-28 16:41:10,321 INFO L274 CegarLoopResult]: For program point testFINAL(lines 678 743) no Hoare annotation was computed. [2020-10-28 16:41:10,321 INFO L274 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-10-28 16:41:10,321 INFO L270 CegarLoopResult]: At program point L736(lines 687 737) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,321 INFO L270 CegarLoopResult]: At program point L726(line 726) 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 16:41:10,321 INFO L274 CegarLoopResult]: For program point L724(lines 724 730) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L270 CegarLoopResult]: At program point L724-1(lines 718 731) 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 16:41:10,322 INFO L274 CegarLoopResult]: For program point L689(lines 688 735) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L274 CegarLoopResult]: For program point L718(lines 718 731) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L270 CegarLoopResult]: At program point L710(line 710) 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 16:41:10,322 INFO L274 CegarLoopResult]: For program point L708(lines 708 714) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L274 CegarLoopResult]: For program point L708-1(lines 708 714) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L274 CegarLoopResult]: For program point testEXIT(lines 678 743) no Hoare annotation was computed. [2020-10-28 16:41:10,322 INFO L274 CegarLoopResult]: For program point L608(lines 608 609) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 608 609) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 615 616) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 584 629) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 584 629) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 584 629) no Hoare annotation was computed. [2020-10-28 16:41:10,323 INFO L274 CegarLoopResult]: For program point L615(lines 615 616) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 807 814) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 807 814) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 807 814) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 175 183) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 175 183) the Hoare annotation is: true [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 175 183) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point L151(lines 151 159) no Hoare annotation was computed. [2020-10-28 16:41:10,324 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point L151-2(lines 151 159) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 481 583) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point L510(lines 510 526) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point L570(lines 570 577) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point L531(lines 530 550) no Hoare annotation was computed. [2020-10-28 16:41:10,325 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L562-1(line 562) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L527(lines 527 568) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 481 583) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L505(lines 505 509) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L569(lines 569 580) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L532(lines 532 536) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 481 583) no Hoare annotation was computed. [2020-10-28 16:41:10,326 INFO L274 CegarLoopResult]: For program point L530-2(lines 530 550) no Hoare annotation was computed. [2020-10-28 16:41:10,327 INFO L274 CegarLoopResult]: For program point L551(lines 529 552) no Hoare annotation was computed. [2020-10-28 16:41:10,327 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,327 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~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~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.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~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#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~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:41:10,327 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,327 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 816 832) no Hoare annotation was computed. [2020-10-28 16:41:10,327 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point L827-1(lines 816 832) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 816 832) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point L823(lines 823 829) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point L821-1(line 821) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:41:10,328 INFO L274 CegarLoopResult]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 122 133) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 122 133) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 134 142) the Hoare annotation is: true [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 134 142) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 134 142) no Hoare annotation was computed. [2020-10-28 16:41:10,329 INFO L270 CegarLoopResult]: At program point L763(line 763) 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 16:41:10,330 INFO L270 CegarLoopResult]: At program point L761(lines 761 767) 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 16:41:10,330 INFO L270 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:41:10,330 INFO L274 CegarLoopResult]: For program point L754(lines 753 772) no Hoare annotation was computed. [2020-10-28 16:41:10,330 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 750 773) 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 16:41:10,330 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 750 773) no Hoare annotation was computed. [2020-10-28 16:41:10,330 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 750 773) no Hoare annotation was computed. [2020-10-28 16:41:10,330 INFO L274 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-28 16:41:10,330 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 214 243) no Hoare annotation was computed. [2020-10-28 16:41:10,330 INFO L277 CegarLoopResult]: At program point L224-2(lines 224 238) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 214 243) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L277 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L274 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-10-28 16:41:10,331 INFO L277 CegarLoopResult]: At program point L239(lines 214 243) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L274 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-28 16:41:10,331 INFO L274 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-10-28 16:41:10,331 INFO L277 CegarLoopResult]: At program point L228-1(lines 228 232) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 98 109) the Hoare annotation is: true [2020-10-28 16:41:10,331 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 98 109) no Hoare annotation was computed. [2020-10-28 16:41:10,331 INFO L274 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-10-28 16:41:10,332 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 269 275) no Hoare annotation was computed. [2020-10-28 16:41:10,332 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 269 275) the Hoare annotation is: true [2020-10-28 16:41:10,332 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,332 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 16:41:10,332 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:41:10,332 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:41:10,332 INFO L274 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-10-28 16:41:10,332 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 110 121) no Hoare annotation was computed. [2020-10-28 16:41:10,332 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 110 121) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2020-10-28 16:41:10,333 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point L194-1(lines 186 210) no Hoare annotation was computed. [2020-10-28 16:41:10,333 INFO L277 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: true [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point L192-1(line 192) no Hoare annotation was computed. [2020-10-28 16:41:10,333 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 186 210) the Hoare annotation is: true [2020-10-28 16:41:10,333 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 186 210) no Hoare annotation was computed. [2020-10-28 16:41:10,334 INFO L270 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:41:10,334 INFO L274 CegarLoopResult]: For program point L198(lines 198 204) no Hoare annotation was computed. [2020-10-28 16:41:10,334 INFO L277 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: true [2020-10-28 16:41:10,334 INFO L274 CegarLoopResult]: For program point L196-1(line 196) no Hoare annotation was computed. [2020-10-28 16:41:10,334 INFO L274 CegarLoopResult]: For program point L194(lines 194 207) no Hoare annotation was computed. [2020-10-28 16:41:10,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:41:10 BoogieIcfgContainer [2020-10-28 16:41:10,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:41:10,353 INFO L168 Benchmark]: Toolchain (without parser) took 64278.78 ms. Allocated memory was 151.0 MB in the beginning and 467.7 MB in the end (delta: 316.7 MB). Free memory was 125.4 MB in the beginning and 415.1 MB in the end (delta: -289.7 MB). Peak memory consumption was 278.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:41:10,354 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 83.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:41:10,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.10 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:41:10,356 INFO L168 Benchmark]: Boogie Preprocessor took 129.77 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 99.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:41:10,357 INFO L168 Benchmark]: RCFGBuilder took 1812.73 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 129.7 MB in the end (delta: -29.9 MB). Peak memory consumption was 55.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:41:10,358 INFO L168 Benchmark]: TraceAbstraction took 61678.98 ms. Allocated memory was 151.0 MB in the beginning and 467.7 MB in the end (delta: 316.7 MB). Free memory was 129.2 MB in the beginning and 415.1 MB in the end (delta: -285.9 MB). Peak memory consumption was 281.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:41:10,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 83.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 640.10 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 129.77 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 99.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1812.73 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 129.7 MB in the end (delta: -29.9 MB). Peak memory consumption was 55.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 61678.98 ms. Allocated memory was 151.0 MB in the beginning and 467.7 MB in the end (delta: 316.7 MB). Free memory was 129.2 MB in the beginning and 415.1 MB in the end (delta: -285.9 MB). Peak memory consumption was 281.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 615]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 608]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 654]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 661]: 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: 688]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 36.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 381 SDtfs, 450 SDslu, 145 SDs, 0 SdLazy, 750 SolverSat, 258 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred 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, 99 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 229 PreInvPairs, 252 NumberOfFragments, 737 HoareAnnotationTreeSize, 229 FomulaSimplifications, 9244 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 53 FomulaSimplificationsInter, 8630 FormulaSimplificationTreeSizeReductionInter, 23.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.8s 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...