./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product51_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product51_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 0140910feaef212f3eb8993aa9e49d2064d898fa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:54:59,939 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:54:59,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:54:59,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:54:59,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:54:59,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:54:59,949 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:54:59,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:54:59,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:54:59,951 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:54:59,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:54:59,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:54:59,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:54:59,953 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:54:59,954 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:54:59,955 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:54:59,955 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:54:59,956 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:54:59,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:54:59,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:54:59,959 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:54:59,960 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:54:59,962 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:54:59,962 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:54:59,962 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:54:59,963 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:54:59,963 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:54:59,964 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:54:59,964 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:54:59,965 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:54:59,965 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:54:59,966 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:54:59,966 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:54:59,966 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:54:59,967 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:54:59,967 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:54:59,967 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 10:54:59,977 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:54:59,977 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:54:59,978 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:54:59,978 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 10:54:59,979 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:54:59,979 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:54:59,979 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:54:59,979 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:54:59,979 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:54:59,979 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:54:59,979 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:54:59,980 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:54:59,981 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:54:59,981 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:54:59,981 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:54:59,982 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:54:59,982 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:54:59,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:54:59,982 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_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 -> 0140910feaef212f3eb8993aa9e49d2064d898fa [2018-11-18 10:55:00,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:55:00,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:55:00,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:55:00,014 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:55:00,014 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:55:00,015 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product51_true-unreach-call_false-termination.cil.c [2018-11-18 10:55:00,049 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/data/957c25073/fa851b20d6be4475bd0a4cda494f359c/FLAG62d253922 [2018-11-18 10:55:00,478 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:55:00,478 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/sv-benchmarks/c/product-lines/minepump_spec5_product51_true-unreach-call_false-termination.cil.c [2018-11-18 10:55:00,484 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/data/957c25073/fa851b20d6be4475bd0a4cda494f359c/FLAG62d253922 [2018-11-18 10:55:00,494 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/data/957c25073/fa851b20d6be4475bd0a4cda494f359c [2018-11-18 10:55:00,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:55:00,497 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:55:00,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:00,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:55:00,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:55:00,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00, skipping insertion in model container [2018-11-18 10:55:00,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:55:00,538 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:55:00,731 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:00,737 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:55:00,833 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:00,854 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:55:00,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00 WrapperNode [2018-11-18 10:55:00,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:00,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:55:00,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:55:00,855 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:55:00,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:55:00,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:55:00,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:55:00,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:55:00,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 10:55:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 10:55:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 10:55:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 10:55:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:55:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:55:00,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 10:55:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:55:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 10:55:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:55:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 10:55:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 10:55:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 10:55:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:55:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:55:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:55:01,555 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:55:01,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01 BoogieIcfgContainer [2018-11-18 10:55:01,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:55:01,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:55:01,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:55:01,558 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:55:01,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:55:00" (1/3) ... [2018-11-18 10:55:01,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29481940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:01, skipping insertion in model container [2018-11-18 10:55:01,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (2/3) ... [2018-11-18 10:55:01,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29481940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:01, skipping insertion in model container [2018-11-18 10:55:01,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01" (3/3) ... [2018-11-18 10:55:01,560 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51_true-unreach-call_false-termination.cil.c [2018-11-18 10:55:01,566 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:55:01,572 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:55:01,581 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:55:01,601 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:55:01,601 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:55:01,602 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:55:01,602 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:55:01,602 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:55:01,602 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:55:01,602 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:55:01,602 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:55:01,602 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:55:01,616 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2018-11-18 10:55:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:55:01,623 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:01,623 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] [2018-11-18 10:55:01,625 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:01,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:01,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1063316461, now seen corresponding path program 1 times [2018-11-18 10:55:01,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:01,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:01,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:01,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:01,823 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:01,824 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:01,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:55:01,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:55:01,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:55:01,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:55:01,837 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2018-11-18 10:55:01,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:01,866 INFO L93 Difference]: Finished difference Result 288 states and 357 transitions. [2018-11-18 10:55:01,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:55:01,867 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 10:55:01,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:01,875 INFO L225 Difference]: With dead ends: 288 [2018-11-18 10:55:01,875 INFO L226 Difference]: Without dead ends: 146 [2018-11-18 10:55:01,878 INFO L604 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 [2018-11-18 10:55:01,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-11-18 10:55:01,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-11-18 10:55:01,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-18 10:55:01,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2018-11-18 10:55:01,912 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 59 [2018-11-18 10:55:01,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:01,912 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2018-11-18 10:55:01,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:55:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2018-11-18 10:55:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:55:01,915 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:01,915 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] [2018-11-18 10:55:01,915 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:01,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:01,916 INFO L82 PathProgramCache]: Analyzing trace with hash -794182106, now seen corresponding path program 1 times [2018-11-18 10:55:01,916 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:01,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:01,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:01,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:02,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:02,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:55:02,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:55:02,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:55:02,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:55:02,022 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 3 states. [2018-11-18 10:55:02,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:02,039 INFO L93 Difference]: Finished difference Result 229 states and 269 transitions. [2018-11-18 10:55:02,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:55:02,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 10:55:02,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:02,043 INFO L225 Difference]: With dead ends: 229 [2018-11-18 10:55:02,043 INFO L226 Difference]: Without dead ends: 136 [2018-11-18 10:55:02,045 INFO L604 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 [2018-11-18 10:55:02,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-18 10:55:02,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-18 10:55:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-18 10:55:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2018-11-18 10:55:02,057 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 61 [2018-11-18 10:55:02,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:02,057 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2018-11-18 10:55:02,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:55:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2018-11-18 10:55:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:55:02,060 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:02,060 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] [2018-11-18 10:55:02,060 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:02,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:02,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1656250194, now seen corresponding path program 1 times [2018-11-18 10:55:02,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:02,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:02,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:02,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:02,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:02,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:55:02,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:55:02,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:55:02,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:55:02,188 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 7 states. [2018-11-18 10:55:02,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:02,551 INFO L93 Difference]: Finished difference Result 409 states and 496 transitions. [2018-11-18 10:55:02,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:55:02,552 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 10:55:02,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:02,555 INFO L225 Difference]: With dead ends: 409 [2018-11-18 10:55:02,555 INFO L226 Difference]: Without dead ends: 301 [2018-11-18 10:55:02,556 INFO L604 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 [2018-11-18 10:55:02,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2018-11-18 10:55:02,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 293. [2018-11-18 10:55:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-11-18 10:55:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 355 transitions. [2018-11-18 10:55:02,585 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 355 transitions. Word has length 65 [2018-11-18 10:55:02,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:02,586 INFO L480 AbstractCegarLoop]: Abstraction has 293 states and 355 transitions. [2018-11-18 10:55:02,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:55:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 355 transitions. [2018-11-18 10:55:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:55:02,589 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:02,589 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] [2018-11-18 10:55:02,590 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:02,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:02,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1438279253, now seen corresponding path program 1 times [2018-11-18 10:55:02,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:02,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:02,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:02,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 10:55:02,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:02,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:55:02,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:55:02,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:55:02,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:55:02,700 INFO L87 Difference]: Start difference. First operand 293 states and 355 transitions. Second operand 7 states. [2018-11-18 10:55:03,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:03,105 INFO L93 Difference]: Finished difference Result 742 states and 965 transitions. [2018-11-18 10:55:03,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:55:03,105 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 10:55:03,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:03,108 INFO L225 Difference]: With dead ends: 742 [2018-11-18 10:55:03,108 INFO L226 Difference]: Without dead ends: 477 [2018-11-18 10:55:03,109 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:55:03,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-18 10:55:03,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 421. [2018-11-18 10:55:03,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2018-11-18 10:55:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 508 transitions. [2018-11-18 10:55:03,143 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 508 transitions. Word has length 71 [2018-11-18 10:55:03,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:03,144 INFO L480 AbstractCegarLoop]: Abstraction has 421 states and 508 transitions. [2018-11-18 10:55:03,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:55:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 508 transitions. [2018-11-18 10:55:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 10:55:03,146 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:03,146 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] [2018-11-18 10:55:03,147 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:03,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:03,147 INFO L82 PathProgramCache]: Analyzing trace with hash -503562082, now seen corresponding path program 1 times [2018-11-18 10:55:03,147 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:03,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:03,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:03,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:03,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:03,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:55:03,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:55:03,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:55:03,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:55:03,217 INFO L87 Difference]: Start difference. First operand 421 states and 508 transitions. Second operand 6 states. [2018-11-18 10:55:03,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:03,244 INFO L93 Difference]: Finished difference Result 824 states and 1013 transitions. [2018-11-18 10:55:03,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:55:03,245 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-18 10:55:03,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:03,247 INFO L225 Difference]: With dead ends: 824 [2018-11-18 10:55:03,247 INFO L226 Difference]: Without dead ends: 431 [2018-11-18 10:55:03,248 INFO L604 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 [2018-11-18 10:55:03,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2018-11-18 10:55:03,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 431. [2018-11-18 10:55:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-11-18 10:55:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 518 transitions. [2018-11-18 10:55:03,269 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 518 transitions. Word has length 93 [2018-11-18 10:55:03,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:03,270 INFO L480 AbstractCegarLoop]: Abstraction has 431 states and 518 transitions. [2018-11-18 10:55:03,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:55:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 518 transitions. [2018-11-18 10:55:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 10:55:03,271 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:03,271 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] [2018-11-18 10:55:03,271 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:03,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:03,272 INFO L82 PathProgramCache]: Analyzing trace with hash 198037792, now seen corresponding path program 1 times [2018-11-18 10:55:03,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:03,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:03,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:03,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:03,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:03,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:03,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:55:03,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:55:03,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:55:03,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:55:03,356 INFO L87 Difference]: Start difference. First operand 431 states and 518 transitions. Second operand 8 states. [2018-11-18 10:55:03,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:03,382 INFO L93 Difference]: Finished difference Result 848 states and 1052 transitions. [2018-11-18 10:55:03,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:55:03,382 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-11-18 10:55:03,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:03,384 INFO L225 Difference]: With dead ends: 848 [2018-11-18 10:55:03,384 INFO L226 Difference]: Without dead ends: 445 [2018-11-18 10:55:03,385 INFO L604 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 [2018-11-18 10:55:03,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2018-11-18 10:55:03,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 439. [2018-11-18 10:55:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-11-18 10:55:03,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 526 transitions. [2018-11-18 10:55:03,402 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 526 transitions. Word has length 93 [2018-11-18 10:55:03,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:03,402 INFO L480 AbstractCegarLoop]: Abstraction has 439 states and 526 transitions. [2018-11-18 10:55:03,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:55:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 526 transitions. [2018-11-18 10:55:03,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 10:55:03,404 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:03,404 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] [2018-11-18 10:55:03,404 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:03,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:03,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1923518689, now seen corresponding path program 1 times [2018-11-18 10:55:03,405 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:03,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:03,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:03,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:03,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:03,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 10:55:03,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 10:55:03,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 10:55:03,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:55:03,477 INFO L87 Difference]: Start difference. First operand 439 states and 526 transitions. Second operand 4 states. [2018-11-18 10:55:03,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:03,683 INFO L93 Difference]: Finished difference Result 1406 states and 1764 transitions. [2018-11-18 10:55:03,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 10:55:03,685 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-11-18 10:55:03,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:03,689 INFO L225 Difference]: With dead ends: 1406 [2018-11-18 10:55:03,690 INFO L226 Difference]: Without dead ends: 995 [2018-11-18 10:55:03,691 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:55:03,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2018-11-18 10:55:03,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 978. [2018-11-18 10:55:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2018-11-18 10:55:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1201 transitions. [2018-11-18 10:55:03,760 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1201 transitions. Word has length 93 [2018-11-18 10:55:03,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:03,760 INFO L480 AbstractCegarLoop]: Abstraction has 978 states and 1201 transitions. [2018-11-18 10:55:03,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 10:55:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1201 transitions. [2018-11-18 10:55:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 10:55:03,763 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:03,763 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] [2018-11-18 10:55:03,763 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:03,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:03,763 INFO L82 PathProgramCache]: Analyzing trace with hash 712856603, now seen corresponding path program 1 times [2018-11-18 10:55:03,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:03,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:03,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:03,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:55:03,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:03,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 10:55:03,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:55:03,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:55:03,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:55:03,898 INFO L87 Difference]: Start difference. First operand 978 states and 1201 transitions. Second operand 9 states. [2018-11-18 10:55:04,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:04,688 INFO L93 Difference]: Finished difference Result 2674 states and 3442 transitions. [2018-11-18 10:55:04,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:55:04,689 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-11-18 10:55:04,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:04,694 INFO L225 Difference]: With dead ends: 2674 [2018-11-18 10:55:04,694 INFO L226 Difference]: Without dead ends: 1909 [2018-11-18 10:55:04,696 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 10:55:04,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2018-11-18 10:55:04,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 1683. [2018-11-18 10:55:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1683 states. [2018-11-18 10:55:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1683 states and 2034 transitions. [2018-11-18 10:55:04,756 INFO L78 Accepts]: Start accepts. Automaton has 1683 states and 2034 transitions. Word has length 97 [2018-11-18 10:55:04,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:04,757 INFO L480 AbstractCegarLoop]: Abstraction has 1683 states and 2034 transitions. [2018-11-18 10:55:04,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:55:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2034 transitions. [2018-11-18 10:55:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 10:55:04,759 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:04,760 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-18 10:55:04,760 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:04,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:04,760 INFO L82 PathProgramCache]: Analyzing trace with hash -80941421, now seen corresponding path program 1 times [2018-11-18 10:55:04,760 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:04,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:04,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:04,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:04,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:55:04,875 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:04,875 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 [2018-11-18 10:55:04,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:04,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:05,106 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:55:05,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 10:55:05,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:55:05,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:55:05,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:55:05,107 INFO L87 Difference]: Start difference. First operand 1683 states and 2034 transitions. Second operand 16 states. [2018-11-18 10:55:05,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:05,875 INFO L93 Difference]: Finished difference Result 3845 states and 4852 transitions. [2018-11-18 10:55:05,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 10:55:05,876 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 159 [2018-11-18 10:55:05,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:05,882 INFO L225 Difference]: With dead ends: 3845 [2018-11-18 10:55:05,882 INFO L226 Difference]: Without dead ends: 2369 [2018-11-18 10:55:05,885 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 10:55:05,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2369 states. [2018-11-18 10:55:05,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2369 to 2123. [2018-11-18 10:55:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2123 states. [2018-11-18 10:55:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 2535 transitions. [2018-11-18 10:55:05,999 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 2535 transitions. Word has length 159 [2018-11-18 10:55:06,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:06,000 INFO L480 AbstractCegarLoop]: Abstraction has 2123 states and 2535 transitions. [2018-11-18 10:55:06,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:55:06,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2535 transitions. [2018-11-18 10:55:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-18 10:55:06,004 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:06,004 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 10:55:06,004 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:06,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:06,005 INFO L82 PathProgramCache]: Analyzing trace with hash -819038338, now seen corresponding path program 1 times [2018-11-18 10:55:06,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:06,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:06,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:06,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:06,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:06,124 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 98 proven. 16 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-18 10:55:06,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:06,125 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 [2018-11-18 10:55:06,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:06,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 205 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 10:55:06,388 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:55:06,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 10:55:06,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 10:55:06,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 10:55:06,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:55:06,390 INFO L87 Difference]: Start difference. First operand 2123 states and 2535 transitions. Second operand 18 states. [2018-11-18 10:55:09,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:09,022 INFO L93 Difference]: Finished difference Result 5771 states and 7261 transitions. [2018-11-18 10:55:09,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 10:55:09,023 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 281 [2018-11-18 10:55:09,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:09,035 INFO L225 Difference]: With dead ends: 5771 [2018-11-18 10:55:09,036 INFO L226 Difference]: Without dead ends: 3118 [2018-11-18 10:55:09,043 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 287 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 10:55:09,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3118 states. [2018-11-18 10:55:09,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3118 to 2918. [2018-11-18 10:55:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2918 states. [2018-11-18 10:55:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 3426 transitions. [2018-11-18 10:55:09,227 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 3426 transitions. Word has length 281 [2018-11-18 10:55:09,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:09,227 INFO L480 AbstractCegarLoop]: Abstraction has 2918 states and 3426 transitions. [2018-11-18 10:55:09,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 10:55:09,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3426 transitions. [2018-11-18 10:55:09,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-18 10:55:09,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:09,237 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 10:55:09,238 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:09,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:09,238 INFO L82 PathProgramCache]: Analyzing trace with hash -96445337, now seen corresponding path program 1 times [2018-11-18 10:55:09,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:09,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:09,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:09,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:09,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 110 proven. 15 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2018-11-18 10:55:09,367 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:09,368 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/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 [2018-11-18 10:55:09,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:09,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 10:55:09,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:55:09,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 10:55:09,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 10:55:09,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 10:55:09,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:55:09,606 INFO L87 Difference]: Start difference. First operand 2918 states and 3426 transitions. Second operand 10 states. [2018-11-18 10:55:09,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:09,745 INFO L93 Difference]: Finished difference Result 3341 states and 3908 transitions. [2018-11-18 10:55:09,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:55:09,746 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 341 [2018-11-18 10:55:09,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:09,747 INFO L225 Difference]: With dead ends: 3341 [2018-11-18 10:55:09,747 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:55:09,751 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:55:09,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:55:09,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:55:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:55:09,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:55:09,752 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 341 [2018-11-18 10:55:09,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:09,752 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:55:09,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 10:55:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:55:09,753 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:55:09,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:55:09,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:09,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:10,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:11,006 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-18 10:55:11,370 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2018-11-18 10:55:11,511 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 10:55:11,697 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 10:55:11,941 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 10:55:12,862 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 10:55:13,043 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2018-11-18 10:55:13,219 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L573(lines 550 574) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L551-1(lines 551 572) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L551-3(lines 551 572) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L634(lines 607 635) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L608-1(lines 608 633) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L608-3(lines 608 633) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-11-18 10:55:13,221 INFO L425 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 457 463) the Hoare annotation is: true [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 457 463) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 464 472) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 464 472) the Hoare annotation is: true [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 464 472) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 954 961) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 954 961) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 954 961) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 962 971) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 962 971) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 962 971) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L421 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point L985(lines 985 991) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point L984(lines 984 994) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L421 ceAbstractionStarter]: At program point L982(line 982) the Hoare annotation is: (let ((.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse1) (or .cse5 (or .cse6 (or .cse2 .cse1))))) [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point L982-1(line 982) no Hoare annotation was computed. [2018-11-18 10:55:13,222 INFO L425 ceAbstractionStarter]: For program point L980(lines 980 997) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L980-1(lines 972 1000) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L428 ceAbstractionStarter]: At program point L978(line 978) the Hoare annotation is: true [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 972 1000) the Hoare annotation is: true [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 972 1000) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point L354-1(line 354) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 348 370) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 348 370) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 348 370) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point L360-1(line 360) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 365) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L358-1(lines 358 365) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point L355(line 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L421 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 301 324) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-11-18 10:55:13,223 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 301 324) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 301 324) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L312(line 312) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L309(line 309) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 252 266) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 262) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 252 266) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 10:55:13,224 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 252 266) no Hoare annotation was computed. [2018-11-18 10:55:13,224 INFO L421 ceAbstractionStarter]: At program point L258(line 258) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 169 177) the Hoare annotation is: true [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L428 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: true [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 233 251) the Hoare annotation is: true [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 233 251) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 233 251) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 193) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L185-2(lines 185 193) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L208-1(line 208) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 178 213) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 178 213) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 205) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point L197-2(lines 197 205) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 178 213) no Hoare annotation was computed. [2018-11-18 10:55:13,225 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 450 456) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 450 456) the Hoare annotation is: true [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 820) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 827) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 334 344) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 334 344) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 334 344) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L421 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 158 168) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 158 168) no Hoare annotation was computed. [2018-11-18 10:55:13,226 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 158 168) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 150 157) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 150 157) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 150 157) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 920 933) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 920 933) the Hoare annotation is: true [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 920 933) no Hoare annotation was computed. [2018-11-18 10:55:13,227 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:55:13,227 INFO L425 ceAbstractionStarter]: For program point L125(lines 125 133) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 138) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 117 141) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 117 141) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 10:55:13,228 INFO L421 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 141) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L421 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 83 89) no Hoare annotation was computed. [2018-11-18 10:55:13,228 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 83 89) the Hoare annotation is: true [2018-11-18 10:55:13,228 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 372 437) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,229 INFO L425 ceAbstractionStarter]: For program point L382-1(lines 382 429) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 372 437) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L421 ceAbstractionStarter]: At program point L430(lines 381 431) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:55:13,229 INFO L421 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:55:13,229 INFO L425 ceAbstractionStarter]: For program point L418(lines 418 424) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L421 ceAbstractionStarter]: At program point L418-1(lines 412 425) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:55:13,229 INFO L425 ceAbstractionStarter]: For program point L383(lines 382 429) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L425 ceAbstractionStarter]: For program point L412(lines 412 425) no Hoare annotation was computed. [2018-11-18 10:55:13,229 INFO L421 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 408) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L402-1(lines 402 408) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L421 ceAbstractionStarter]: At program point L427(lines 382 429) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:55:13,230 INFO L421 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L392(lines 392 398) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L392-1(lines 392 398) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 372 437) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L767(lines 767 774) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 781) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 934 942) no Hoare annotation was computed. [2018-11-18 10:55:13,230 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 934 942) the Hoare annotation is: true [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 934 942) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L896(lines 896 904) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 888 910) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 888 910) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 888 910) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 440 449) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 440 449) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 440 449) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L673(lines 673 689) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 740) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L694(lines 693 713) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 731) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L709-1(line 709) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 672) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 743) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 699) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L693-1(lines 693 713) no Hoare annotation was computed. [2018-11-18 10:55:13,231 INFO L425 ceAbstractionStarter]: For program point L693-3(lines 693 713) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point L714(lines 692 715) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 142 149) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 142 149) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 142 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 214 232) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 227) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L428 ceAbstractionStarter]: At program point L221(line 221) the Hoare annotation is: true [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point L221-1(line 221) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 214 232) the Hoare annotation is: true [2018-11-18 10:55:13,232 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 214 232) no Hoare annotation was computed. [2018-11-18 10:55:13,232 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 911 919) the Hoare annotation is: true [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 911 919) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 911 919) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 867 878) the Hoare annotation is: true [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point L871-1(lines 867 878) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 867 878) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 879 887) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 879 887) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 879 887) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L421 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point L63(lines 59 81) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point L61(lines 59 81) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 56 82) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 56 82) no Hoare annotation was computed. [2018-11-18 10:55:13,233 INFO L421 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 10:55:13,233 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 56 82) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L421 ceAbstractionStarter]: At program point L70(lines 70 76) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 269 298) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 287) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L428 ceAbstractionStarter]: At program point L283-1(lines 283 287) the Hoare annotation is: true [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point L279-1(lines 279 293) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L428 ceAbstractionStarter]: At program point L279-3(lines 279 293) the Hoare annotation is: true [2018-11-18 10:55:13,234 INFO L428 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: true [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L428 ceAbstractionStarter]: At program point L294(lines 269 298) the Hoare annotation is: true [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 269 298) the Hoare annotation is: true [2018-11-18 10:55:13,234 INFO L425 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2018-11-18 10:55:13,234 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 843 854) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 843 854) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 325 331) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 325 331) the Hoare annotation is: true [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 10:55:13,235 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L421 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:55:13,235 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 91 115) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point L97-1(line 97) no Hoare annotation was computed. [2018-11-18 10:55:13,235 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 112) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 91 115) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L421 ceAbstractionStarter]: At program point L110(line 110) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 91 115) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L421 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:55:13,236 INFO L421 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 107) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 855 866) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point L859-1(lines 855 866) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 855 866) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-18 10:55:13,236 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 944 951) no Hoare annotation was computed. [2018-11-18 10:55:13,236 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 944 951) the Hoare annotation is: true [2018-11-18 10:55:13,237 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2018-11-18 10:55:13,237 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 944 951) no Hoare annotation was computed. [2018-11-18 10:55:13,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:55:13 BoogieIcfgContainer [2018-11-18 10:55:13,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:55:13,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:55:13,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:55:13,247 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:55:13,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01" (3/4) ... [2018-11-18 10:55:13,250 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:55:13,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 10:55:13,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:55:13,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 10:55:13,259 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 10:55:13,260 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 10:55:13,260 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:55:13,260 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 10:55:13,260 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 10:55:13,266 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 10:55:13,267 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 10:55:13,267 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:55:13,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 10:55:13,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 10:55:13,331 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_17e5b717-3f71-40e8-a480-3c7d98f54cb0/bin-2019/uautomizer/witness.graphml [2018-11-18 10:55:13,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:55:13,332 INFO L168 Benchmark]: Toolchain (without parser) took 12835.53 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 500.2 MB). Free memory was 956.6 MB in the beginning and 1.4 GB in the end (delta: -441.5 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,333 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-11-18 10:55:13,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,333 INFO L168 Benchmark]: Boogie Preprocessor took 46.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,333 INFO L168 Benchmark]: RCFGBuilder took 653.81 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: 96.1 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,334 INFO L168 Benchmark]: TraceAbstraction took 11690.64 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 373.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -394.8 MB). Peak memory consumption was 566.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,334 INFO L168 Benchmark]: Witness Printer took 84.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:13,335 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 357.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 653.81 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: 96.1 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11690.64 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 373.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -394.8 MB). Peak memory consumption was 566.3 MB. Max. memory is 11.5 GB. * Witness Printer took 84.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 948]: 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: 269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. SAFE Result, 11.6s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2328 SDtfs, 2541 SDslu, 7888 SDs, 0 SdLazy, 5696 SolverSat, 1268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 961 GetRequests, 825 SyntacticMatches, 4 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2918occurred in iteration=10, 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: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 759 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 3874 PreInvPairs, 4021 NumberOfFragments, 2324 HoareAnnotationTreeSize, 3874 FomulaSimplifications, 12992 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 28316 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2194 NumberOfCodeBlocks, 2194 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2180 ConstructedInterpolants, 0 QuantifiedInterpolants, 683312 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3214 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1580/1638 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...