./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23f993c1cfae7b9f66cc8c2fd252077854486eec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:38:28,936 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:38:28,937 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:38:28,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:38:28,944 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:38:28,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:38:28,945 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:38:28,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:38:28,948 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:38:28,948 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:38:28,949 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:38:28,949 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:38:28,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:38:28,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:38:28,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:38:28,951 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:38:28,952 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:38:28,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:38:28,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:38:28,956 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:38:28,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:38:28,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:38:28,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:38:28,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:38:28,959 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:38:28,960 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:38:28,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:38:28,961 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:38:28,962 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:38:28,962 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:38:28,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:38:28,963 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:38:28,963 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:38:28,963 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:38:28,964 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:38:28,965 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:38:28,965 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 02:38:28,975 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:38:28,975 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:38:28,976 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:38:28,976 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 02:38:28,976 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:38:28,976 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 02:38:28,977 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:38:28,977 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:38:28,978 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:38:28,978 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:38:28,979 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:38:28,979 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23f993c1cfae7b9f66cc8c2fd252077854486eec [2018-11-10 02:38:29,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:38:29,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:38:29,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:38:29,012 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:38:29,012 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:38:29,012 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product62_true-unreach-call_false-termination.cil.c [2018-11-10 02:38:29,048 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/data/24d5acd80/dc6516767d8c4868ae1eba7217795eea/FLAGf15539de6 [2018-11-10 02:38:29,390 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:38:29,391 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/sv-benchmarks/c/product-lines/minepump_spec2_product62_true-unreach-call_false-termination.cil.c [2018-11-10 02:38:29,400 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/data/24d5acd80/dc6516767d8c4868ae1eba7217795eea/FLAGf15539de6 [2018-11-10 02:38:29,410 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/data/24d5acd80/dc6516767d8c4868ae1eba7217795eea [2018-11-10 02:38:29,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:38:29,413 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 02:38:29,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:38:29,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:38:29,416 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:38:29,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be916e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29, skipping insertion in model container [2018-11-10 02:38:29,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:38:29,456 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:38:29,651 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:38:29,660 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:38:29,715 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:38:29,734 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:38:29,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29 WrapperNode [2018-11-10 02:38:29,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:38:29,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:38:29,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:38:29,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:38:29,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... [2018-11-10 02:38:29,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:38:29,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:38:29,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:38:29,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:38:29,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/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 [2018-11-10 02:38:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 02:38:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 02:38:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 02:38:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 02:38:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 02:38:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 02:38:29,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 02:38:29,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 02:38:29,889 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 02:38:29,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 02:38:29,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:38:29,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 02:38:30,530 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:38:30,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:38:30 BoogieIcfgContainer [2018-11-10 02:38:30,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:38:30,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 02:38:30,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 02:38:30,533 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 02:38:30,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:38:29" (1/3) ... [2018-11-10 02:38:30,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a03bf2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:38:30, skipping insertion in model container [2018-11-10 02:38:30,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:38:29" (2/3) ... [2018-11-10 02:38:30,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a03bf2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:38:30, skipping insertion in model container [2018-11-10 02:38:30,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:38:30" (3/3) ... [2018-11-10 02:38:30,537 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62_true-unreach-call_false-termination.cil.c [2018-11-10 02:38:30,543 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 02:38:30,551 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 02:38:30,563 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 02:38:30,586 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 02:38:30,586 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 02:38:30,586 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 02:38:30,586 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 02:38:30,586 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 02:38:30,587 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 02:38:30,587 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 02:38:30,587 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 02:38:30,587 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 02:38:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2018-11-10 02:38:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 02:38:30,613 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:30,613 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:30,615 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:30,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:30,621 INFO L82 PathProgramCache]: Analyzing trace with hash -2036430130, now seen corresponding path program 1 times [2018-11-10 02:38:30,622 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:30,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:30,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:30,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:30,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:30,830 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:30,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 02:38:30,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 02:38:30,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 02:38:30,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 02:38:30,846 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 2 states. [2018-11-10 02:38:30,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:30,877 INFO L93 Difference]: Finished difference Result 354 states and 431 transitions. [2018-11-10 02:38:30,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 02:38:30,879 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-11-10 02:38:30,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:30,890 INFO L225 Difference]: With dead ends: 354 [2018-11-10 02:38:30,891 INFO L226 Difference]: Without dead ends: 197 [2018-11-10 02:38:30,894 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 02:38:30,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-10 02:38:30,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2018-11-10 02:38:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-11-10 02:38:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 227 transitions. [2018-11-10 02:38:30,937 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 227 transitions. Word has length 87 [2018-11-10 02:38:30,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:30,938 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 227 transitions. [2018-11-10 02:38:30,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 02:38:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 227 transitions. [2018-11-10 02:38:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 02:38:30,941 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:30,941 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:30,943 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:30,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:30,943 INFO L82 PathProgramCache]: Analyzing trace with hash -115770649, now seen corresponding path program 1 times [2018-11-10 02:38:30,943 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:30,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:30,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:30,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:30,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:31,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:31,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 02:38:31,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 02:38:31,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 02:38:31,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 02:38:31,057 INFO L87 Difference]: Start difference. First operand 197 states and 227 transitions. Second operand 3 states. [2018-11-10 02:38:31,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:31,078 INFO L93 Difference]: Finished difference Result 297 states and 347 transitions. [2018-11-10 02:38:31,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 02:38:31,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-11-10 02:38:31,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:31,081 INFO L225 Difference]: With dead ends: 297 [2018-11-10 02:38:31,082 INFO L226 Difference]: Without dead ends: 187 [2018-11-10 02:38:31,083 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 02:38:31,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-10 02:38:31,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-11-10 02:38:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-10 02:38:31,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 214 transitions. [2018-11-10 02:38:31,098 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 214 transitions. Word has length 89 [2018-11-10 02:38:31,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:31,099 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 214 transitions. [2018-11-10 02:38:31,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 02:38:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 214 transitions. [2018-11-10 02:38:31,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 02:38:31,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:31,102 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:31,102 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:31,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:31,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1488208054, now seen corresponding path program 1 times [2018-11-10 02:38:31,103 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:31,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:31,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:31,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:31,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:31,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:31,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 02:38:31,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 02:38:31,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 02:38:31,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 02:38:31,240 INFO L87 Difference]: Start difference. First operand 187 states and 214 transitions. Second operand 7 states. [2018-11-10 02:38:31,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:31,581 INFO L93 Difference]: Finished difference Result 310 states and 365 transitions. [2018-11-10 02:38:31,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 02:38:31,582 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-11-10 02:38:31,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:31,584 INFO L225 Difference]: With dead ends: 310 [2018-11-10 02:38:31,584 INFO L226 Difference]: Without dead ends: 187 [2018-11-10 02:38:31,585 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 02:38:31,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-10 02:38:31,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-11-10 02:38:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-10 02:38:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 213 transitions. [2018-11-10 02:38:31,600 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 213 transitions. Word has length 94 [2018-11-10 02:38:31,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:31,600 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 213 transitions. [2018-11-10 02:38:31,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 02:38:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 213 transitions. [2018-11-10 02:38:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 02:38:31,603 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:31,604 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:31,604 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:31,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:31,605 INFO L82 PathProgramCache]: Analyzing trace with hash 819169133, now seen corresponding path program 1 times [2018-11-10 02:38:31,605 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:31,605 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:31,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:31,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:31,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:31,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:31,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 02:38:31,697 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 02:38:31,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 02:38:31,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 02:38:31,698 INFO L87 Difference]: Start difference. First operand 187 states and 213 transitions. Second operand 5 states. [2018-11-10 02:38:32,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:32,153 INFO L93 Difference]: Finished difference Result 428 states and 512 transitions. [2018-11-10 02:38:32,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 02:38:32,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2018-11-10 02:38:32,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:32,157 INFO L225 Difference]: With dead ends: 428 [2018-11-10 02:38:32,157 INFO L226 Difference]: Without dead ends: 305 [2018-11-10 02:38:32,158 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 02:38:32,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-11-10 02:38:32,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 285. [2018-11-10 02:38:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-11-10 02:38:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 320 transitions. [2018-11-10 02:38:32,179 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 320 transitions. Word has length 112 [2018-11-10 02:38:32,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:32,179 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 320 transitions. [2018-11-10 02:38:32,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 02:38:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 320 transitions. [2018-11-10 02:38:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 02:38:32,181 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:32,181 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:32,181 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:32,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:32,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1124965187, now seen corresponding path program 1 times [2018-11-10 02:38:32,181 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:32,182 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:32,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:32,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:32,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:32,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 02:38:32,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 02:38:32,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 02:38:32,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 02:38:32,272 INFO L87 Difference]: Start difference. First operand 285 states and 320 transitions. Second operand 8 states. [2018-11-10 02:38:32,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:32,297 INFO L93 Difference]: Finished difference Result 513 states and 595 transitions. [2018-11-10 02:38:32,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 02:38:32,297 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2018-11-10 02:38:32,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:32,300 INFO L225 Difference]: With dead ends: 513 [2018-11-10 02:38:32,300 INFO L226 Difference]: Without dead ends: 292 [2018-11-10 02:38:32,301 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 02:38:32,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2018-11-10 02:38:32,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 289. [2018-11-10 02:38:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2018-11-10 02:38:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 324 transitions. [2018-11-10 02:38:32,315 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 324 transitions. Word has length 126 [2018-11-10 02:38:32,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:32,316 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 324 transitions. [2018-11-10 02:38:32,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 02:38:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 324 transitions. [2018-11-10 02:38:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 02:38:32,317 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:32,317 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:32,317 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:32,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:32,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1399724801, now seen corresponding path program 1 times [2018-11-10 02:38:32,317 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:32,317 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:32,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:32,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:32,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:32,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 02:38:32,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 02:38:32,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 02:38:32,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 02:38:32,413 INFO L87 Difference]: Start difference. First operand 289 states and 324 transitions. Second operand 6 states. [2018-11-10 02:38:32,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:32,531 INFO L93 Difference]: Finished difference Result 721 states and 836 transitions. [2018-11-10 02:38:32,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 02:38:32,532 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-11-10 02:38:32,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:32,534 INFO L225 Difference]: With dead ends: 721 [2018-11-10 02:38:32,534 INFO L226 Difference]: Without dead ends: 496 [2018-11-10 02:38:32,535 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 02:38:32,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2018-11-10 02:38:32,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 490. [2018-11-10 02:38:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2018-11-10 02:38:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 552 transitions. [2018-11-10 02:38:32,559 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 552 transitions. Word has length 126 [2018-11-10 02:38:32,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:32,559 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 552 transitions. [2018-11-10 02:38:32,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 02:38:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 552 transitions. [2018-11-10 02:38:32,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 02:38:32,561 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:32,561 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:32,561 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:32,561 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:32,561 INFO L82 PathProgramCache]: Analyzing trace with hash -822770269, now seen corresponding path program 1 times [2018-11-10 02:38:32,561 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:32,562 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:32,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:32,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:32,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:32,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 02:38:32,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 02:38:32,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 02:38:32,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 02:38:32,644 INFO L87 Difference]: Start difference. First operand 490 states and 552 transitions. Second operand 7 states. [2018-11-10 02:38:32,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:32,982 INFO L93 Difference]: Finished difference Result 949 states and 1098 transitions. [2018-11-10 02:38:32,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 02:38:32,983 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 130 [2018-11-10 02:38:32,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:32,985 INFO L225 Difference]: With dead ends: 949 [2018-11-10 02:38:32,985 INFO L226 Difference]: Without dead ends: 523 [2018-11-10 02:38:32,986 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 02:38:32,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2018-11-10 02:38:33,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 489. [2018-11-10 02:38:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2018-11-10 02:38:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 549 transitions. [2018-11-10 02:38:33,010 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 549 transitions. Word has length 130 [2018-11-10 02:38:33,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:33,010 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 549 transitions. [2018-11-10 02:38:33,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 02:38:33,011 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 549 transitions. [2018-11-10 02:38:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 02:38:33,012 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:33,012 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:33,013 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:33,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:33,013 INFO L82 PathProgramCache]: Analyzing trace with hash 756636753, now seen corresponding path program 1 times [2018-11-10 02:38:33,013 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:33,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:33,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:33,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:33,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 02:38:33,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:33,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 02:38:33,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 02:38:33,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 02:38:33,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 02:38:33,074 INFO L87 Difference]: Start difference. First operand 489 states and 549 transitions. Second operand 6 states. [2018-11-10 02:38:33,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:33,104 INFO L93 Difference]: Finished difference Result 928 states and 1070 transitions. [2018-11-10 02:38:33,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 02:38:33,104 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-11-10 02:38:33,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:33,106 INFO L225 Difference]: With dead ends: 928 [2018-11-10 02:38:33,107 INFO L226 Difference]: Without dead ends: 503 [2018-11-10 02:38:33,108 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 02:38:33,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2018-11-10 02:38:33,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 499. [2018-11-10 02:38:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-10 02:38:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 559 transitions. [2018-11-10 02:38:33,129 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 559 transitions. Word has length 146 [2018-11-10 02:38:33,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:33,129 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 559 transitions. [2018-11-10 02:38:33,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 02:38:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 559 transitions. [2018-11-10 02:38:33,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 02:38:33,131 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:33,131 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:33,132 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:33,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:33,132 INFO L82 PathProgramCache]: Analyzing trace with hash -829998482, now seen corresponding path program 1 times [2018-11-10 02:38:33,132 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:33,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:33,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:33,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 02:38:33,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:38:33,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 02:38:33,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 02:38:33,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 02:38:33,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 02:38:33,221 INFO L87 Difference]: Start difference. First operand 499 states and 559 transitions. Second operand 4 states. [2018-11-10 02:38:33,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:33,367 INFO L93 Difference]: Finished difference Result 1412 states and 1666 transitions. [2018-11-10 02:38:33,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 02:38:33,368 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2018-11-10 02:38:33,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:33,371 INFO L225 Difference]: With dead ends: 1412 [2018-11-10 02:38:33,372 INFO L226 Difference]: Without dead ends: 977 [2018-11-10 02:38:33,373 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 02:38:33,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2018-11-10 02:38:33,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 962. [2018-11-10 02:38:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 962 states. [2018-11-10 02:38:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1111 transitions. [2018-11-10 02:38:33,406 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1111 transitions. Word has length 146 [2018-11-10 02:38:33,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:33,406 INFO L481 AbstractCegarLoop]: Abstraction has 962 states and 1111 transitions. [2018-11-10 02:38:33,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 02:38:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1111 transitions. [2018-11-10 02:38:33,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 02:38:33,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:33,408 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:33,409 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:33,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:33,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1200042196, now seen corresponding path program 1 times [2018-11-10 02:38:33,409 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:33,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:33,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:33,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 02:38:33,509 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 02:38:33,509 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 02:38:33,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:33,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:38:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:38:33,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 02:38:33,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 02:38:33,754 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 02:38:33,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 02:38:33,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 02:38:33,755 INFO L87 Difference]: Start difference. First operand 962 states and 1111 transitions. Second operand 19 states. [2018-11-10 02:38:34,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:34,476 INFO L93 Difference]: Finished difference Result 1827 states and 2138 transitions. [2018-11-10 02:38:34,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 02:38:34,476 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2018-11-10 02:38:34,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:34,480 INFO L225 Difference]: With dead ends: 1827 [2018-11-10 02:38:34,481 INFO L226 Difference]: Without dead ends: 929 [2018-11-10 02:38:34,483 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 02:38:34,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2018-11-10 02:38:34,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 929. [2018-11-10 02:38:34,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2018-11-10 02:38:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1057 transitions. [2018-11-10 02:38:34,526 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1057 transitions. Word has length 150 [2018-11-10 02:38:34,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:34,526 INFO L481 AbstractCegarLoop]: Abstraction has 929 states and 1057 transitions. [2018-11-10 02:38:34,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 02:38:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1057 transitions. [2018-11-10 02:38:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 02:38:34,530 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:34,530 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:34,530 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:34,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:34,531 INFO L82 PathProgramCache]: Analyzing trace with hash 516324040, now seen corresponding path program 1 times [2018-11-10 02:38:34,531 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:34,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:34,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:34,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:34,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 02:38:34,630 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 02:38:34,630 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 02:38:34,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:34,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:38:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 02:38:34,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 02:38:34,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-10 02:38:34,857 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 02:38:34,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 02:38:34,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 02:38:34,857 INFO L87 Difference]: Start difference. First operand 929 states and 1057 transitions. Second operand 6 states. [2018-11-10 02:38:35,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:35,460 INFO L93 Difference]: Finished difference Result 1973 states and 2351 transitions. [2018-11-10 02:38:35,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 02:38:35,460 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 225 [2018-11-10 02:38:35,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:35,465 INFO L225 Difference]: With dead ends: 1973 [2018-11-10 02:38:35,465 INFO L226 Difference]: Without dead ends: 1248 [2018-11-10 02:38:35,468 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-10 02:38:35,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2018-11-10 02:38:35,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 1130. [2018-11-10 02:38:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1130 states. [2018-11-10 02:38:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1305 transitions. [2018-11-10 02:38:35,534 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1305 transitions. Word has length 225 [2018-11-10 02:38:35,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:35,534 INFO L481 AbstractCegarLoop]: Abstraction has 1130 states and 1305 transitions. [2018-11-10 02:38:35,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 02:38:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1305 transitions. [2018-11-10 02:38:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 02:38:35,538 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:38:35,538 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:38:35,539 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:38:35,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:38:35,539 INFO L82 PathProgramCache]: Analyzing trace with hash -379569694, now seen corresponding path program 1 times [2018-11-10 02:38:35,539 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:38:35,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:38:35,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:35,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:35,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:38:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:35,698 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 02:38:35,698 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 02:38:35,698 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 02:38:35,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:38:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:38:35,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:38:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 02:38:35,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 02:38:35,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 02:38:35,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 02:38:35,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 02:38:35,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 02:38:35,991 INFO L87 Difference]: Start difference. First operand 1130 states and 1305 transitions. Second operand 19 states. [2018-11-10 02:38:36,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:38:36,602 INFO L93 Difference]: Finished difference Result 1919 states and 2257 transitions. [2018-11-10 02:38:36,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 02:38:36,603 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 221 [2018-11-10 02:38:36,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:38:36,604 INFO L225 Difference]: With dead ends: 1919 [2018-11-10 02:38:36,604 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 02:38:36,607 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 218 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 02:38:36,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 02:38:36,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 02:38:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 02:38:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 02:38:36,608 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 221 [2018-11-10 02:38:36,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:38:36,608 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 02:38:36,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 02:38:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 02:38:36,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 02:38:36,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 02:38:36,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:36,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 02:38:38,632 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 29 [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 02:38:38,795 INFO L425 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 688 694) the Hoare annotation is: true [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 688 694) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 695 703) no Hoare annotation was computed. [2018-11-10 02:38:38,796 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 695 703) the Hoare annotation is: true [2018-11-10 02:38:38,796 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 695 703) no Hoare annotation was computed. [2018-11-10 02:38:38,797 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,797 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-10 02:38:38,797 INFO L421 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,797 INFO L421 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,797 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-10 02:38:38,797 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-10 02:38:38,797 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-10 02:38:38,797 INFO L421 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,797 INFO L421 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,798 INFO L421 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 02:38:38,798 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L421 ceAbstractionStarter]: At program point L855(line 855) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse0 .cse2 .cse1))) [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L855-1(lines 836 860) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L421 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-10 02:38:38,799 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 836 860) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,799 INFO L421 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 852) no Hoare annotation was computed. [2018-11-10 02:38:38,799 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 836 860) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L421 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point L842-1(line 842) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 857) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 931 939) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 931 939) the Hoare annotation is: true [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 931 939) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point L1004(lines 1004 1008) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L428 ceAbstractionStarter]: At program point L1002(line 1002) the Hoare annotation is: true [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point L1004-2(lines 1004 1008) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 995 1013) the Hoare annotation is: true [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 995 1013) no Hoare annotation was computed. [2018-11-10 02:38:38,800 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 995 1013) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L959(lines 959 967) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L959-2(lines 959 967) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 955) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L947-2(lines 947 955) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 940 975) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L970-1(line 970) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 940 975) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 940 975) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 681 687) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 681 687) the Hoare annotation is: true [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-10 02:38:38,801 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L83-1(line 83) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L83-2(line 83) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 384) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-10 02:38:38,802 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 391) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 373 393) no Hoare annotation was computed. [2018-11-10 02:38:38,803 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,803 INFO L421 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 920 930) the Hoare annotation is: true [2018-11-10 02:38:38,804 INFO L428 ceAbstractionStarter]: At program point L925(line 925) the Hoare annotation is: true [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point L925-1(line 925) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 920 930) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 920 930) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 912 919) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 912 919) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 912 919) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2018-11-10 02:38:38,804 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 646 659) no Hoare annotation was computed. [2018-11-10 02:38:38,805 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 646 659) the Hoare annotation is: true [2018-11-10 02:38:38,805 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 646 659) no Hoare annotation was computed. [2018-11-10 02:38:38,805 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 862 886) no Hoare annotation was computed. [2018-11-10 02:38:38,805 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 862 886) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-10 02:38:38,805 INFO L421 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse3 .cse1))) [2018-11-10 02:38:38,805 INFO L425 ceAbstractionStarter]: For program point L881-1(lines 862 886) no Hoare annotation was computed. [2018-11-10 02:38:38,805 INFO L421 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or (and (= processEnvironment_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1))) [2018-11-10 02:38:38,805 INFO L421 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,805 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 878) no Hoare annotation was computed. [2018-11-10 02:38:38,805 INFO L421 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-10 02:38:38,805 INFO L425 ceAbstractionStarter]: For program point L868-1(line 868) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 883) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 802 808) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 802 808) the Hoare annotation is: true [2018-11-10 02:38:38,806 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 706 771) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,806 INFO L421 ceAbstractionStarter]: At program point L764(lines 715 765) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 02:38:38,806 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 706 771) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 758) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L421 ceAbstractionStarter]: At program point L754-2(lines 746 759) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 02:38:38,806 INFO L425 ceAbstractionStarter]: For program point L717(lines 716 763) no Hoare annotation was computed. [2018-11-10 02:38:38,806 INFO L421 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 759) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L421 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 742) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L736-1(lines 736 742) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L421 ceAbstractionStarter]: At program point L761(lines 716 763) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 02:38:38,807 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1))) [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 732) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L726-1(lines 726 732) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 722) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L716-1(lines 716 763) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 706 771) no Hoare annotation was computed. [2018-11-10 02:38:38,807 INFO L425 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 327 347) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 338) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-10 02:38:38,808 INFO L425 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 887 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 887 894) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 887 894) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 660 668) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 660 668) the Hoare annotation is: true [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 660 668) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L544(lines 544 554) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L421 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 557) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 532 560) no Hoare annotation was computed. [2018-11-10 02:38:38,809 INFO L428 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: true [2018-11-10 02:38:38,809 INFO L425 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 532 560) the Hoare annotation is: true [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 532 560) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L421 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,810 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 524 531) the Hoare annotation is: true [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 524 531) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 524 531) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 630) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point L622-2(lines 622 630) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 614 636) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 614 636) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 614 636) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-10 02:38:38,810 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-10 02:38:38,811 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-11-10 02:38:38,812 INFO L425 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L270(line 270) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 671 680) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 671 680) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 671 680) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L632-1(line 632) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-10 02:38:38,813 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L337-2(line 337) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L624-1(line 624) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L971-1(line 971) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L969(line 969) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L969-1(line 969) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L965-1(line 965) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L961(line 961) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L961-1(line 961) no Hoare annotation was computed. [2018-11-10 02:38:38,814 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L957-1(line 957) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L953-1(line 953) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L945-1(line 945) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2018-11-10 02:38:38,815 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 02:38:38,815 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 895 911) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L421 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (= activatePump_~tmp~9 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point L906-1(lines 895 911) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 895 911) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L421 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 637 645) no Hoare annotation was computed. [2018-11-10 02:38:38,816 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 637 645) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 637 645) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 976 994) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point L985(lines 985 989) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L428 ceAbstractionStarter]: At program point L983(line 983) the Hoare annotation is: true [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point L985-2(lines 985 989) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point L983-1(line 983) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 976 994) the Hoare annotation is: true [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 976 994) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 593 604) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2018-11-10 02:38:38,817 INFO L425 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L421 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse3)) (.cse1 (and (not (= |old(~pumpRunning~0)| 0)) .cse3))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2018-11-10 02:38:38,818 INFO L421 ceAbstractionStarter]: At program point L789(lines 789 795) the Hoare annotation is: (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= 0 ~pumpRunning~0))) (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and .cse4 .cse5)) (.cse3 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and (<= 2 ~waterLevel~0) .cse0) (and .cse0 .cse1) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) (and .cse4 .cse1))) (or (and .cse5 .cse0) (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3)))) [2018-11-10 02:38:38,818 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (not (= |old(~pumpRunning~0)| 0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,818 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 778 801) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point L782(lines 781 800) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 778 801) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 778 801) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-10 02:38:38,818 INFO L428 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-10 02:38:38,818 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 418 432) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L428 ceAbstractionStarter]: At program point L418-3(lines 418 432) the Hoare annotation is: true [2018-11-10 02:38:38,819 INFO L428 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-10 02:38:38,819 INFO L428 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 605 613) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 569 580) the Hoare annotation is: (let ((.cse0 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2018-11-10 02:38:38,819 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 569 580) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 02:38:38,820 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 1014 1021) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 1014 1021) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 1014 1021) no Hoare annotation was computed. [2018-11-10 02:38:38,820 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 810 834) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,820 INFO L421 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-10 02:38:38,820 INFO L425 ceAbstractionStarter]: For program point L829-1(lines 810 834) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 810 834) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L421 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2))) [2018-11-10 02:38:38,821 INFO L421 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= 0 ~pumpRunning~0) .cse1)))) [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point L818(lines 818 826) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L421 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse0 .cse2 .cse1))) [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 831) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2018-11-10 02:38:38,821 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 581 592) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or (not (= 0 ~pumpRunning~0)) .cse1)) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 02:38:38,821 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 512 519) no Hoare annotation was computed. [2018-11-10 02:38:38,822 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2018-11-10 02:38:38,822 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true [2018-11-10 02:38:38,822 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed. [2018-11-10 02:38:38,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:38:38 BoogieIcfgContainer [2018-11-10 02:38:38,832 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 02:38:38,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 02:38:38,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 02:38:38,833 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 02:38:38,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:38:30" (3/4) ... [2018-11-10 02:38:38,836 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 02:38:38,843 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 02:38:38,844 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 02:38:38,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 02:38:38,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 02:38:38,853 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-10 02:38:38,853 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 02:38:38,854 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 02:38:38,875 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-10 02:38:38,875 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 02:38:38,925 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b540dbee-8334-45cb-be2b-9cfb968714d1/bin-2019/uautomizer/witness.graphml [2018-11-10 02:38:38,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 02:38:38,926 INFO L168 Benchmark]: Toolchain (without parser) took 9513.49 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 414.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -123.5 MB). Peak memory consumption was 291.3 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,927 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:38:38,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.2 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,927 INFO L168 Benchmark]: Boogie Preprocessor took 99.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 932.2 MB in the beginning and 1.1 GB in the end (delta: -202.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,927 INFO L168 Benchmark]: RCFGBuilder took 696.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,928 INFO L168 Benchmark]: TraceAbstraction took 8300.71 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 270.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -48.4 MB). Peak memory consumption was 510.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,928 INFO L168 Benchmark]: Witness Printer took 93.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:38:38,929 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.2 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 932.2 MB in the beginning and 1.1 GB in the end (delta: -202.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 696.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8300.71 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 270.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -48.4 MB). Peak memory consumption was 510.7 MB. Max. memory is 11.5 GB. * Witness Printer took 93.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 360 locations, 1 error locations. SAFE Result, 8.2s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3048 SDtfs, 2160 SDslu, 10397 SDs, 0 SdLazy, 4030 SolverSat, 682 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 758 GetRequests, 640 SyntacticMatches, 4 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1130occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 200 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 2436 PreInvPairs, 2576 NumberOfFragments, 1631 HoareAnnotationTreeSize, 2436 FomulaSimplifications, 6663 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 72 FomulaSimplificationsInter, 13320 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2248 NumberOfCodeBlocks, 2248 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2233 ConstructedInterpolants, 0 QuantifiedInterpolants, 521873 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2688 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 226/236 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...