./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product19_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_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product19_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/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 db72a434ba2554f10f7540a58e5ab1c726dc8fbe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:35:06,380 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:35:06,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:35:06,392 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:35:06,392 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:35:06,393 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:35:06,394 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:35:06,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:35:06,395 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:35:06,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:35:06,396 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:35:06,396 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:35:06,397 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:35:06,398 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:35:06,398 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:35:06,399 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:35:06,399 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:35:06,400 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:35:06,402 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:35:06,403 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:35:06,404 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:35:06,405 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:35:06,407 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:35:06,407 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:35:06,407 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:35:06,409 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:35:06,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:35:06,410 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:35:06,411 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:35:06,412 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:35:06,412 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:35:06,413 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:35:06,413 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:35:06,413 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:35:06,414 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:35:06,416 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:35:06,416 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 13:35:06,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:35:06,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:35:06,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:35:06,429 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:35:06,429 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:35:06,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:35:06,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:35:06,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:35:06,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:35:06,434 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:35:06,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:35:06,434 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:35:06,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:35:06,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:35:06,435 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:35:06,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:35:06,435 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:35:06,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:35:06,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:35:06,435 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_66fc287a-1a79-4606-905e-1291d10b2456/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 -> db72a434ba2554f10f7540a58e5ab1c726dc8fbe [2018-11-18 13:35:06,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:35:06,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:35:06,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:35:06,479 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:35:06,479 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:35:06,480 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product19_true-unreach-call_false-termination.cil.c [2018-11-18 13:35:06,537 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/data/d2ee477e5/9462523ee13e45d9a340cbeefa693c42/FLAGa99f54a05 [2018-11-18 13:35:06,918 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:35:06,918 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/sv-benchmarks/c/product-lines/minepump_spec1_product19_true-unreach-call_false-termination.cil.c [2018-11-18 13:35:06,927 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/data/d2ee477e5/9462523ee13e45d9a340cbeefa693c42/FLAGa99f54a05 [2018-11-18 13:35:06,938 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/data/d2ee477e5/9462523ee13e45d9a340cbeefa693c42 [2018-11-18 13:35:06,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:35:06,942 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:35:06,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:35:06,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:35:06,947 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:35:06,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:35:06" (1/1) ... [2018-11-18 13:35:06,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a0f02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:06, skipping insertion in model container [2018-11-18 13:35:06,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:35:06" (1/1) ... [2018-11-18 13:35:06,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:35:06,997 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:35:07,237 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:35:07,247 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:35:07,368 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:35:07,391 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:35:07,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07 WrapperNode [2018-11-18 13:35:07,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:35:07,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:35:07,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:35:07,393 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:35:07,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... [2018-11-18 13:35:07,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:35:07,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:35:07,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:35:07,448 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:35:07,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/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 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:35:07,497 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 13:35:07,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:35:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:35:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 13:35:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:35:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:35:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:35:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 13:35:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 13:35:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:35:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:35:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:35:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:35:08,241 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:35:08,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:35:08 BoogieIcfgContainer [2018-11-18 13:35:08,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:35:08,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:35:08,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:35:08,245 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:35:08,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:35:06" (1/3) ... [2018-11-18 13:35:08,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440fd589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:35:08, skipping insertion in model container [2018-11-18 13:35:08,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:35:07" (2/3) ... [2018-11-18 13:35:08,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440fd589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:35:08, skipping insertion in model container [2018-11-18 13:35:08,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:35:08" (3/3) ... [2018-11-18 13:35:08,248 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19_true-unreach-call_false-termination.cil.c [2018-11-18 13:35:08,256 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:35:08,263 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:35:08,274 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:35:08,299 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:35:08,300 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:35:08,300 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:35:08,300 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:35:08,300 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:35:08,300 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:35:08,300 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:35:08,300 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:35:08,301 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:35:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2018-11-18 13:35:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 13:35:08,326 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:35:08,326 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 13:35:08,329 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:35:08,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:35:08,335 INFO L82 PathProgramCache]: Analyzing trace with hash 48113475, now seen corresponding path program 1 times [2018-11-18 13:35:08,336 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:35:08,337 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:35:08,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:35:08,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:35:08,550 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 13:35:08,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:35:08,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:35:08,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:35:08,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:35:08,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:35:08,565 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 2 states. [2018-11-18 13:35:08,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:35:08,593 INFO L93 Difference]: Finished difference Result 224 states and 279 transitions. [2018-11-18 13:35:08,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:35:08,594 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 13:35:08,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:35:08,603 INFO L225 Difference]: With dead ends: 224 [2018-11-18 13:35:08,604 INFO L226 Difference]: Without dead ends: 112 [2018-11-18 13:35:08,607 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 13:35:08,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-18 13:35:08,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-18 13:35:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-18 13:35:08,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 131 transitions. [2018-11-18 13:35:08,645 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 131 transitions. Word has length 46 [2018-11-18 13:35:08,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:35:08,646 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 131 transitions. [2018-11-18 13:35:08,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:35:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 131 transitions. [2018-11-18 13:35:08,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:35:08,649 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:35:08,649 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 13:35:08,650 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:35:08,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:35:08,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1637966806, now seen corresponding path program 1 times [2018-11-18 13:35:08,650 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:35:08,650 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:35:08,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:35:08,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:35:08,749 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 13:35:08,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:35:08,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:35:08,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:35:08,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:35:08,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:35:08,751 INFO L87 Difference]: Start difference. First operand 112 states and 131 transitions. Second operand 3 states. [2018-11-18 13:35:08,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:35:08,767 INFO L93 Difference]: Finished difference Result 165 states and 191 transitions. [2018-11-18 13:35:08,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:35:08,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 13:35:08,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:35:08,770 INFO L225 Difference]: With dead ends: 165 [2018-11-18 13:35:08,771 INFO L226 Difference]: Without dead ends: 102 [2018-11-18 13:35:08,772 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 13:35:08,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-18 13:35:08,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-18 13:35:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-18 13:35:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2018-11-18 13:35:08,782 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 48 [2018-11-18 13:35:08,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:35:08,782 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2018-11-18 13:35:08,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:35:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2018-11-18 13:35:08,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:35:08,784 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:35:08,784 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] [2018-11-18 13:35:08,784 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:35:08,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:35:08,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1420404923, now seen corresponding path program 1 times [2018-11-18 13:35:08,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:35:08,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:35:08,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:35:08,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:35:09,014 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 13:35:09,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:35:09,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:35:09,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:35:09,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:35:09,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:35:09,016 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 7 states. [2018-11-18 13:35:09,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:35:09,383 INFO L93 Difference]: Finished difference Result 309 states and 373 transitions. [2018-11-18 13:35:09,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:35:09,384 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 13:35:09,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:35:09,387 INFO L225 Difference]: With dead ends: 309 [2018-11-18 13:35:09,387 INFO L226 Difference]: Without dead ends: 231 [2018-11-18 13:35:09,388 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:35:09,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-11-18 13:35:09,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 223. [2018-11-18 13:35:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-11-18 13:35:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 269 transitions. [2018-11-18 13:35:09,420 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 269 transitions. Word has length 52 [2018-11-18 13:35:09,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:35:09,420 INFO L480 AbstractCegarLoop]: Abstraction has 223 states and 269 transitions. [2018-11-18 13:35:09,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:35:09,420 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 269 transitions. [2018-11-18 13:35:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 13:35:09,422 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:35:09,423 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] [2018-11-18 13:35:09,423 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:35:09,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:35:09,423 INFO L82 PathProgramCache]: Analyzing trace with hash -683847078, now seen corresponding path program 1 times [2018-11-18 13:35:09,423 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:35:09,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:35:09,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:09,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:35:09,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:35:09,542 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 13:35:09,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:35:09,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:35:09,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:35:09,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:35:09,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:35:09,543 INFO L87 Difference]: Start difference. First operand 223 states and 269 transitions. Second operand 6 states. [2018-11-18 13:35:09,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:35:09,717 INFO L93 Difference]: Finished difference Result 606 states and 755 transitions. [2018-11-18 13:35:09,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:35:09,721 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-18 13:35:09,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:35:09,725 INFO L225 Difference]: With dead ends: 606 [2018-11-18 13:35:09,725 INFO L226 Difference]: Without dead ends: 407 [2018-11-18 13:35:09,727 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:35:09,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-11-18 13:35:09,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 401. [2018-11-18 13:35:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-11-18 13:35:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 488 transitions. [2018-11-18 13:35:09,766 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 488 transitions. Word has length 58 [2018-11-18 13:35:09,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:35:09,767 INFO L480 AbstractCegarLoop]: Abstraction has 401 states and 488 transitions. [2018-11-18 13:35:09,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:35:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 488 transitions. [2018-11-18 13:35:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 13:35:09,770 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:35:09,770 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:35:09,770 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:35:09,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:35:09,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1674866274, now seen corresponding path program 1 times [2018-11-18 13:35:09,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:35:09,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:35:09,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:09,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:35:09,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:35:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:35:09,874 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 13:35:09,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:35:09,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:35:09,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:35:09,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:35:09,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:35:09,876 INFO L87 Difference]: Start difference. First operand 401 states and 488 transitions. Second operand 7 states. [2018-11-18 13:35:10,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:35:10,167 INFO L93 Difference]: Finished difference Result 673 states and 844 transitions. [2018-11-18 13:35:10,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:35:10,167 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-18 13:35:10,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:35:10,168 INFO L225 Difference]: With dead ends: 673 [2018-11-18 13:35:10,168 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:35:10,170 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:35:10,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:35:10,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:35:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:35:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:35:10,171 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2018-11-18 13:35:10,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:35:10,171 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:35:10,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:35:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:35:10,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:35:10,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:35:10,862 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 260) no Hoare annotation was computed. [2018-11-18 13:35:10,862 INFO L425 ceAbstractionStarter]: For program point L256-1(lines 256 260) no Hoare annotation was computed. [2018-11-18 13:35:10,862 INFO L425 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2018-11-18 13:35:10,862 INFO L425 ceAbstractionStarter]: For program point L250-1(lines 250 271) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L250-3(lines 250 271) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 225 280) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L272(lines 249 273) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 225 280) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 225 280) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 281 340) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L333(lines 306 334) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 281 340) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L313(lines 313 317) no Hoare annotation was computed. [2018-11-18 13:35:10,863 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 313 317) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 281 340) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point L307-1(lines 307 332) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point L307-3(lines 307 332) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point L326(line 326) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point L326-1(line 326) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 560 566) the Hoare annotation is: true [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 560 566) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 567 575) no Hoare annotation was computed. [2018-11-18 13:35:10,864 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 567 575) the Hoare annotation is: true [2018-11-18 13:35:10,864 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 567 575) no Hoare annotation was computed. [2018-11-18 13:35:10,865 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 652 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,865 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 652 674) no Hoare annotation was computed. [2018-11-18 13:35:10,865 INFO L421 ceAbstractionStarter]: At program point L664(line 664) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,865 INFO L421 ceAbstractionStarter]: At program point L664-1(line 664) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,865 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 669) no Hoare annotation was computed. [2018-11-18 13:35:10,865 INFO L425 ceAbstractionStarter]: For program point L662-1(lines 662 669) no Hoare annotation was computed. [2018-11-18 13:35:10,865 INFO L425 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-11-18 13:35:10,865 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,866 INFO L421 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,866 INFO L421 ceAbstractionStarter]: At program point L658-1(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 652 674) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 610 633) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 610 633) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 610 633) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-11-18 13:35:10,866 INFO L425 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L623(line 623) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2018-11-18 13:35:10,867 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-18 13:35:10,867 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L421 ceAbstractionStarter]: At program point L836(line 836) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 840) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point L818-1(line 818) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2018-11-18 13:35:10,868 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L428 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: true [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 802) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 775 810) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L782(lines 782 790) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 775 810) no Hoare annotation was computed. [2018-11-18 13:35:10,869 INFO L425 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point L805-1(line 805) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 775 810) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 553 559) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 553 559) the Hoare annotation is: true [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 179 224) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 179 224) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 179 224) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 519) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 526) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 492 537) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point L506-1(lines 506 526) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 492 537) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 492 537) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 642 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 642 651) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 642 651) no Hoare annotation was computed. [2018-11-18 13:35:10,870 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 755 765) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 755 765) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 755 765) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2018-11-18 13:35:10,871 INFO L421 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:35:10,871 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2018-11-18 13:35:10,872 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 13:35:10,872 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2018-11-18 13:35:10,872 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 13:35:10,872 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:35:10,872 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-11-18 13:35:10,872 INFO L421 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 13:35:10,872 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-18 13:35:10,872 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2018-11-18 13:35:10,872 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2018-11-18 13:35:10,873 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2018-11-18 13:35:10,873 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 846 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,873 INFO L421 ceAbstractionStarter]: At program point L894(line 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,873 INFO L425 ceAbstractionStarter]: For program point L892(lines 892 898) no Hoare annotation was computed. [2018-11-18 13:35:10,873 INFO L421 ceAbstractionStarter]: At program point L892-1(lines 886 899) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,873 INFO L425 ceAbstractionStarter]: For program point L857(lines 856 903) no Hoare annotation was computed. [2018-11-18 13:35:10,873 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 846 911) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 899) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 882) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L876-1(lines 876 882) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L421 ceAbstractionStarter]: At program point L901(lines 856 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,874 INFO L421 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 872) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L866-1(lines 866 872) no Hoare annotation was computed. [2018-11-18 13:35:10,874 INFO L425 ceAbstractionStarter]: For program point L858(lines 858 862) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point L856-1(lines 856 903) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L421 ceAbstractionStarter]: At program point L904(lines 855 905) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 846 911) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 446 491) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 446 491) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point L466(lines 466 473) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 446 491) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 480) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 460 480) no Hoare annotation was computed. [2018-11-18 13:35:10,875 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 163 171) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 163 171) the Hoare annotation is: true [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 163 171) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 147) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 343 445) no Hoare annotation was computed. [2018-11-18 13:35:10,876 INFO L425 ceAbstractionStarter]: For program point L413(lines 391 414) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 388) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 439) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L393(lines 392 412) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L424-1(line 424) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 343 445) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 430) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L408(line 408) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point L408-1(line 408) no Hoare annotation was computed. [2018-11-18 13:35:10,877 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 343 445) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 442) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 398) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L392-1(lines 392 412) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L392-3(lines 392 412) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 543 552) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 543 552) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 543 552) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 739 746) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 739 746) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 739 746) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2018-11-18 13:35:10,878 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 13:35:10,879 INFO L421 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:35:10,879 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 13:35:10,879 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2018-11-18 13:35:10,879 INFO L425 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point L593-1(lines 593 597) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L425 ceAbstractionStarter]: For program point L589-1(lines 589 603) no Hoare annotation was computed. [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point L589-3(lines 589 603) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L425 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point L604(lines 579 608) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L425 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2018-11-18 13:35:10,880 INFO L425 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-18 13:35:10,880 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2018-11-18 13:35:10,880 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 634 640) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 634 640) the Hoare annotation is: true [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-18 13:35:10,881 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2018-11-18 13:35:10,881 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2018-11-18 13:35:10,881 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 69 76) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 69 76) the Hoare annotation is: true [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 69 76) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-18 13:35:10,882 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L421 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-18 13:35:10,882 INFO L428 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-18 13:35:10,882 INFO L425 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-18 13:35:10,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:35:10 BoogieIcfgContainer [2018-11-18 13:35:10,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:35:10,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:35:10,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:35:10,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:35:10,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:35:08" (3/4) ... [2018-11-18 13:35:10,898 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:35:10,905 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 13:35:10,905 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 13:35:10,905 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 13:35:10,906 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 13:35:10,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:35:10,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:35:10,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:35:10,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:35:10,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:35:10,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:35:10,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 13:35:10,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:35:10,919 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:35:10,948 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:35:10,948 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:35:10,991 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_66fc287a-1a79-4606-905e-1291d10b2456/bin-2019/uautomizer/witness.graphml [2018-11-18 13:35:10,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:35:10,992 INFO L168 Benchmark]: Toolchain (without parser) took 4050.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 955.4 MB in the beginning and 1.0 GB in the end (delta: -90.6 MB). Peak memory consumption was 123.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,993 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:35:10,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,993 INFO L168 Benchmark]: Boogie Preprocessor took 54.88 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,994 INFO L168 Benchmark]: RCFGBuilder took 794.30 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: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,994 INFO L168 Benchmark]: TraceAbstraction took 2650.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -27.0 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,994 INFO L168 Benchmark]: Witness Printer took 97.87 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:35:10,995 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 448.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.88 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 794.30 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: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2650.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -27.0 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. * Witness Printer took 97.87 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: 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: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 225 locations, 1 error locations. SAFE Result, 2.5s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 612 SDtfs, 351 SDslu, 1188 SDs, 0 SdLazy, 389 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 436 PreInvPairs, 481 NumberOfFragments, 479 HoareAnnotationTreeSize, 436 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 1804 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 26657 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...