./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product10_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_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product10_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/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 eac2167e56762050a6cde7d8ccfbf36c5d226056 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:48:39,883 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:48:39,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:48:39,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:48:39,892 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:48:39,892 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:48:39,893 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:48:39,894 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:48:39,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:48:39,896 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:48:39,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:48:39,897 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:48:39,897 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:48:39,898 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:48:39,899 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:48:39,899 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:48:39,900 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:48:39,901 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:48:39,902 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:48:39,903 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:48:39,904 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:48:39,905 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:48:39,907 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:48:39,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:48:39,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:48:39,908 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:48:39,908 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:48:39,909 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:48:39,910 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:48:39,910 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:48:39,911 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:48:39,911 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:48:39,911 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:48:39,911 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:48:39,912 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:48:39,913 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:48:39,913 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 08:48:39,923 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:48:39,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:48:39,923 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:48:39,923 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:48:39,924 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:48:39,924 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:48:39,924 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:48:39,924 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:48:39,925 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:48:39,925 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:48:39,925 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:48:39,925 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:48:39,926 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:48:39,927 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:48:39,927 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:48:39,927 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:48:39,927 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:48:39,927 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:48:39,927 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:48:39,927 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:48:39,928 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:48:39,928 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:48:39,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:48:39,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:48:39,928 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_31067fdc-21e4-48a4-a992-635d90f83b38/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 -> eac2167e56762050a6cde7d8ccfbf36c5d226056 [2018-11-18 08:48:39,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:48:39,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:48:39,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:48:39,962 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:48:39,962 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:48:39,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product10_true-unreach-call_false-termination.cil.c [2018-11-18 08:48:39,997 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/data/8ef4c78b4/4a3085b62d424774a899565f29997ad4/FLAG6422c2ee4 [2018-11-18 08:48:40,312 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:48:40,312 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/sv-benchmarks/c/product-lines/minepump_spec4_product10_true-unreach-call_false-termination.cil.c [2018-11-18 08:48:40,319 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/data/8ef4c78b4/4a3085b62d424774a899565f29997ad4/FLAG6422c2ee4 [2018-11-18 08:48:40,327 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/data/8ef4c78b4/4a3085b62d424774a899565f29997ad4 [2018-11-18 08:48:40,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:48:40,329 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:48:40,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:48:40,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:48:40,332 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:48:40,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40, skipping insertion in model container [2018-11-18 08:48:40,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:48:40,368 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:48:40,535 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:48:40,543 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:48:40,629 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:48:40,648 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:48:40,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40 WrapperNode [2018-11-18 08:48:40,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:48:40,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:48:40,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:48:40,649 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:48:40,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... [2018-11-18 08:48:40,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:48:40,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:48:40,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:48:40,710 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:48:40,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/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 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 08:48:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 08:48:40,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 08:48:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 08:48:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 08:48:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:48:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 08:48:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 08:48:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 08:48:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 08:48:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:48:40,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 08:48:41,394 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:48:41,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:41 BoogieIcfgContainer [2018-11-18 08:48:41,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:48:41,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:48:41,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:48:41,397 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:48:41,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:48:40" (1/3) ... [2018-11-18 08:48:41,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1823b095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:48:41, skipping insertion in model container [2018-11-18 08:48:41,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:40" (2/3) ... [2018-11-18 08:48:41,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1823b095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:48:41, skipping insertion in model container [2018-11-18 08:48:41,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:41" (3/3) ... [2018-11-18 08:48:41,400 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product10_true-unreach-call_false-termination.cil.c [2018-11-18 08:48:41,405 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:48:41,410 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:48:41,419 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:48:41,440 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:48:41,441 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:48:41,441 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:48:41,441 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:48:41,441 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:48:41,441 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:48:41,441 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:48:41,441 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:48:41,442 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:48:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2018-11-18 08:48:41,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 08:48:41,461 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:41,462 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:48:41,464 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:41,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:41,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1752370239, now seen corresponding path program 1 times [2018-11-18 08:48:41,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:41,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:41,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:41,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:48:41,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:41,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 08:48:41,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 08:48:41,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 08:48:41,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 08:48:41,668 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 2 states. [2018-11-18 08:48:41,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:41,688 INFO L93 Difference]: Finished difference Result 174 states and 217 transitions. [2018-11-18 08:48:41,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 08:48:41,689 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 08:48:41,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:41,696 INFO L225 Difference]: With dead ends: 174 [2018-11-18 08:48:41,696 INFO L226 Difference]: Without dead ends: 87 [2018-11-18 08:48:41,698 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 08:48:41,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-18 08:48:41,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-11-18 08:48:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-18 08:48:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 100 transitions. [2018-11-18 08:48:41,725 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 100 transitions. Word has length 46 [2018-11-18 08:48:41,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:41,726 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 100 transitions. [2018-11-18 08:48:41,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 08:48:41,726 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2018-11-18 08:48:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 08:48:41,727 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:41,727 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:48:41,728 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:41,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:41,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1267058344, now seen corresponding path program 1 times [2018-11-18 08:48:41,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:41,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:41,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:41,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:48:41,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:41,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:48:41,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:48:41,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:48:41,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:48:41,821 INFO L87 Difference]: Start difference. First operand 87 states and 100 transitions. Second operand 3 states. [2018-11-18 08:48:41,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:41,834 INFO L93 Difference]: Finished difference Result 117 states and 133 transitions. [2018-11-18 08:48:41,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:48:41,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 08:48:41,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:41,836 INFO L225 Difference]: With dead ends: 117 [2018-11-18 08:48:41,836 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 08:48:41,837 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 08:48:41,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 08:48:41,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-11-18 08:48:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 08:48:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2018-11-18 08:48:41,845 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 48 [2018-11-18 08:48:41,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:41,845 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2018-11-18 08:48:41,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:48:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2018-11-18 08:48:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 08:48:41,846 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:41,846 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:48:41,847 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:41,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:41,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1399855747, now seen corresponding path program 1 times [2018-11-18 08:48:41,847 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:41,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:41,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:41,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:48:41,961 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:41,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 08:48:41,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:48:41,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:48:41,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:48:41,962 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 7 states. [2018-11-18 08:48:42,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:42,152 INFO L93 Difference]: Finished difference Result 130 states and 151 transitions. [2018-11-18 08:48:42,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 08:48:42,152 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 08:48:42,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:42,153 INFO L225 Difference]: With dead ends: 130 [2018-11-18 08:48:42,153 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 08:48:42,154 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 08:48:42,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 08:48:42,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-11-18 08:48:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 08:48:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 86 transitions. [2018-11-18 08:48:42,161 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 86 transitions. Word has length 53 [2018-11-18 08:48:42,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:42,162 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 86 transitions. [2018-11-18 08:48:42,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:48:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2018-11-18 08:48:42,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 08:48:42,163 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:42,163 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:48:42,163 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:42,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:42,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1200838107, now seen corresponding path program 1 times [2018-11-18 08:48:42,164 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:42,164 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:42,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:42,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:48:42,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:42,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 08:48:42,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 08:48:42,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 08:48:42,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:48:42,311 INFO L87 Difference]: Start difference. First operand 77 states and 86 transitions. Second operand 10 states. [2018-11-18 08:48:42,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:42,655 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2018-11-18 08:48:42,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 08:48:42,655 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2018-11-18 08:48:42,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:42,659 INFO L225 Difference]: With dead ends: 216 [2018-11-18 08:48:42,659 INFO L226 Difference]: Without dead ends: 163 [2018-11-18 08:48:42,660 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 08:48:42,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-18 08:48:42,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2018-11-18 08:48:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 08:48:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2018-11-18 08:48:42,677 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 56 [2018-11-18 08:48:42,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:42,677 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2018-11-18 08:48:42,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 08:48:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2018-11-18 08:48:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 08:48:42,678 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:42,679 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:48:42,679 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:42,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:42,679 INFO L82 PathProgramCache]: Analyzing trace with hash -15798625, now seen corresponding path program 1 times [2018-11-18 08:48:42,679 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:42,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:42,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:42,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:48:42,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:42,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:48:42,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:48:42,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:48:42,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:48:42,765 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 3 states. [2018-11-18 08:48:42,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:42,781 INFO L93 Difference]: Finished difference Result 246 states and 290 transitions. [2018-11-18 08:48:42,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:48:42,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-18 08:48:42,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:42,790 INFO L225 Difference]: With dead ends: 246 [2018-11-18 08:48:42,790 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 08:48:42,790 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 08:48:42,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 08:48:42,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 08:48:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 08:48:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2018-11-18 08:48:42,802 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 60 [2018-11-18 08:48:42,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:42,802 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2018-11-18 08:48:42,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:48:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2018-11-18 08:48:42,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 08:48:42,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:48:42,803 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 08:48:42,804 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:48:42,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:42,804 INFO L82 PathProgramCache]: Analyzing trace with hash 382205568, now seen corresponding path program 1 times [2018-11-18 08:48:42,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:48:42,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:48:42,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:48:42,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:48:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 08:48:42,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:48:42,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:48:42,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:48:42,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:48:42,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:48:42,880 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 6 states. [2018-11-18 08:48:42,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:48:42,994 INFO L93 Difference]: Finished difference Result 151 states and 169 transitions. [2018-11-18 08:48:42,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 08:48:42,995 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-18 08:48:42,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:48:42,996 INFO L225 Difference]: With dead ends: 151 [2018-11-18 08:48:42,996 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:48:42,997 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:48:42,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:48:42,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:48:42,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:48:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:48:42,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-11-18 08:48:42,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:48:42,997 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:48:42,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:48:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:48:42,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:48:43,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 156) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 146 167) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L146-3(lines 146 167) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L168(lines 145 169) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 203 228) no Hoare annotation was computed. [2018-11-18 08:48:43,419 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L203-3(lines 203 228) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L229(lines 202 230) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-18 08:48:43,420 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 08:48:43,420 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-18 08:48:43,420 INFO L421 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L428 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 524 546) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 524 546) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L421 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~4 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,421 INFO L421 ceAbstractionStarter]: At program point L536-1(line 536) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~4 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 541) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 534 541) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 08:48:43,421 INFO L421 ceAbstractionStarter]: At program point L531(line 531) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,422 INFO L421 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,422 INFO L421 ceAbstractionStarter]: At program point L530-1(line 530) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 524 546) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 08:48:43,422 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 588 595) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 588 595) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 588 595) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2018-11-18 08:48:43,423 INFO L425 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point L649(lines 649 657) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2018-11-18 08:48:43,424 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 511 520) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 511 520) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 511 520) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 622 632) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-11-18 08:48:43,425 INFO L425 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 614 621) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 587) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 581 587) the Hoare annotation is: true [2018-11-18 08:48:43,426 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 687 752) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L421 ceAbstractionStarter]: At program point L735-2(lines 727 740) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point L698(lines 697 744) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L421 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point L727(lines 727 740) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 687 752) no Hoare annotation was computed. [2018-11-18 08:48:43,426 INFO L421 ceAbstractionStarter]: At program point L719(line 719) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 723) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L717-1(lines 717 723) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L421 ceAbstractionStarter]: At program point L742(lines 697 744) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,427 INFO L421 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L707-1(lines 707 713) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L699(lines 699 703) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point L697-1(lines 697 744) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L421 ceAbstractionStarter]: At program point L745(lines 696 746) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 687 752) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2018-11-18 08:48:43,427 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L362(lines 362 369) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 376) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 801 823) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 801 823) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 801 823) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L289(lines 288 308) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 326) no Hoare annotation was computed. [2018-11-18 08:48:43,428 INFO L425 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L288-1(lines 288 308) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L288-3(lines 288 308) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L309(lines 287 310) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 284) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 335) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2018-11-18 08:48:43,429 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point L608(line 608) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point L608-1(lines 597 613) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 610) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 597 613) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point L602-1(line 602) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 597 613) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 824 832) the Hoare annotation is: true [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 824 832) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 824 832) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,430 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 780 791) the Hoare annotation is: true [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 780 791) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L421 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 08:48:43,431 INFO L421 ceAbstractionStarter]: At program point L568(lines 568 574) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 08:48:43,431 INFO L421 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point L561(lines 560 579) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 557 580) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 557 580) no Hoare annotation was computed. [2018-11-18 08:48:43,431 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 557 580) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L428 ceAbstractionStarter]: At program point L471(lines 446 475) the Hoare annotation is: true [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L428 ceAbstractionStarter]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 456 470) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L428 ceAbstractionStarter]: At program point L456-3(lines 456 470) the Hoare annotation is: true [2018-11-18 08:48:43,432 INFO L428 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: true [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 792 800) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 792 800) no Hoare annotation was computed. [2018-11-18 08:48:43,432 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 792 800) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 756 767) the Hoare annotation is: true [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 756 767) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 08:48:43,433 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 678 685) no Hoare annotation was computed. [2018-11-18 08:48:43,433 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 678 685) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 678 685) no Hoare annotation was computed. [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 768 779) no Hoare annotation was computed. [2018-11-18 08:48:43,434 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 768 779) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point L772-1(lines 768 779) no Hoare annotation was computed. [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2018-11-18 08:48:43,434 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2018-11-18 08:48:43,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2018-11-18 08:48:43,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:48:43 BoogieIcfgContainer [2018-11-18 08:48:43,443 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:48:43,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:48:43,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:48:43,444 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:48:43,444 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:41" (3/4) ... [2018-11-18 08:48:43,447 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 08:48:43,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__base [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 08:48:43,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 08:48:43,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 08:48:43,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 08:48:43,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 08:48:43,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 08:48:43,461 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 08:48:43,462 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 08:48:43,462 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 08:48:43,483 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 08:48:43,483 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 08:48:43,519 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_31067fdc-21e4-48a4-a992-635d90f83b38/bin-2019/uautomizer/witness.graphml [2018-11-18 08:48:43,519 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:48:43,520 INFO L168 Benchmark]: Toolchain (without parser) took 3190.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 957.6 MB in the beginning and 948.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 147.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:43,520 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:48:43,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:43,521 INFO L168 Benchmark]: Boogie Preprocessor took 61.01 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 08:48:43,521 INFO L168 Benchmark]: RCFGBuilder took 684.64 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:43,521 INFO L168 Benchmark]: TraceAbstraction took 2048.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 958.5 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:43,521 INFO L168 Benchmark]: Witness Printer took 75.36 ms. Allocated memory is still 1.2 GB. Free memory was 958.5 MB in the beginning and 948.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:43,523 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.01 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 684.64 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2048.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 958.5 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. * Witness Printer took 75.36 ms. Allocated memory is still 1.2 GB. Free memory was 958.5 MB in the beginning and 948.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 696]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 210 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 529 SDtfs, 274 SDslu, 1026 SDs, 0 SdLazy, 340 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 174 PreInvPairs, 195 NumberOfFragments, 465 HoareAnnotationTreeSize, 174 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 714 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 43078 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...