./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_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_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/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 3c089be7b4887d2975165f6135c093492cb2095b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 14:31:54,426 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:31:54,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:31:54,434 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:31:54,434 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:31:54,435 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:31:54,436 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:31:54,437 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:31:54,438 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:31:54,439 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:31:54,440 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:31:54,440 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:31:54,441 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:31:54,441 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:31:54,442 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:31:54,443 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:31:54,443 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:31:54,445 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:31:54,446 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:31:54,448 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:31:54,448 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:31:54,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:31:54,451 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:31:54,451 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:31:54,452 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:31:54,452 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:31:54,453 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:31:54,453 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:31:54,454 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:31:54,455 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:31:54,455 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:31:54,456 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:31:54,456 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:31:54,456 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:31:54,457 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:31:54,457 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:31:54,457 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:31:54,467 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:31:54,467 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:31:54,468 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:31:54,468 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:31:54,468 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:31:54,469 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:31:54,469 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:31:54,469 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:31:54,469 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:31:54,469 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:31:54,469 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:31:54,470 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:31:54,471 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:31:54,471 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:31:54,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:31:54,472 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:31:54,472 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:31:54,472 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:31:54,472 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:31:54,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:31:54,473 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_e7adab2e-b999-49b2-892e-86025007480d/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 -> 3c089be7b4887d2975165f6135c093492cb2095b [2018-11-18 14:31:54,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:31:54,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:31:54,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:31:54,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:31:54,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:31:54,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:54,553 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/data/bb3981ec1/70a9fde5e18a4123a151884d6a97d74d/FLAGb1a6fd3b3 [2018-11-18 14:31:54,998 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:31:54,999 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:55,010 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/data/bb3981ec1/70a9fde5e18a4123a151884d6a97d74d/FLAGb1a6fd3b3 [2018-11-18 14:31:55,022 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/data/bb3981ec1/70a9fde5e18a4123a151884d6a97d74d [2018-11-18 14:31:55,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:31:55,026 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:31:55,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:55,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:31:55,029 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:31:55,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55, skipping insertion in model container [2018-11-18 14:31:55,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:31:55,070 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:31:55,277 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:55,286 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:31:55,398 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:55,421 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:31:55,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55 WrapperNode [2018-11-18 14:31:55,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:55,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:31:55,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:31:55,422 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:31:55,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... [2018-11-18 14:31:55,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:31:55,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:31:55,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:31:55,485 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:31:55,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/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 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:31:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:31:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:31:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:31:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:31:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:31:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:31:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:31:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:31:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:31:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:31:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:31:56,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:31:56,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:56 BoogieIcfgContainer [2018-11-18 14:31:56,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:31:56,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:31:56,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:31:56,203 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:31:56,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:31:55" (1/3) ... [2018-11-18 14:31:56,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bc3902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:31:56, skipping insertion in model container [2018-11-18 14:31:56,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:55" (2/3) ... [2018-11-18 14:31:56,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bc3902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:31:56, skipping insertion in model container [2018-11-18 14:31:56,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:56" (3/3) ... [2018-11-18 14:31:56,205 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:56,213 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:31:56,221 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:31:56,235 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:31:56,262 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:31:56,262 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:31:56,263 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:31:56,263 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:31:56,263 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:31:56,263 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:31:56,263 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:31:56,263 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:31:56,263 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:31:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-11-18 14:31:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:31:56,289 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:56,290 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 14:31:56,292 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:56,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:56,297 INFO L82 PathProgramCache]: Analyzing trace with hash 785307056, now seen corresponding path program 1 times [2018-11-18 14:31:56,299 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:56,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:56,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:56,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:56,514 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 14:31:56,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:56,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:31:56,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:31:56,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:31:56,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:31:56,527 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 2 states. [2018-11-18 14:31:56,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:56,558 INFO L93 Difference]: Finished difference Result 312 states and 387 transitions. [2018-11-18 14:31:56,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:31:56,560 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:31:56,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:56,568 INFO L225 Difference]: With dead ends: 312 [2018-11-18 14:31:56,568 INFO L226 Difference]: Without dead ends: 156 [2018-11-18 14:31:56,571 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 14:31:56,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-18 14:31:56,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-18 14:31:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-18 14:31:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 185 transitions. [2018-11-18 14:31:56,605 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 185 transitions. Word has length 46 [2018-11-18 14:31:56,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:56,605 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 185 transitions. [2018-11-18 14:31:56,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:31:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2018-11-18 14:31:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:31:56,607 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:56,607 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 14:31:56,608 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:56,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:56,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1756324297, now seen corresponding path program 1 times [2018-11-18 14:31:56,608 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:56,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:56,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:56,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:56,693 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 14:31:56,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:56,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:31:56,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:31:56,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:31:56,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:31:56,695 INFO L87 Difference]: Start difference. First operand 156 states and 185 transitions. Second operand 3 states. [2018-11-18 14:31:56,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:56,717 INFO L93 Difference]: Finished difference Result 255 states and 303 transitions. [2018-11-18 14:31:56,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:31:56,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:31:56,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:56,719 INFO L225 Difference]: With dead ends: 255 [2018-11-18 14:31:56,719 INFO L226 Difference]: Without dead ends: 146 [2018-11-18 14:31:56,721 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 14:31:56,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-11-18 14:31:56,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-11-18 14:31:56,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-18 14:31:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2018-11-18 14:31:56,731 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 48 [2018-11-18 14:31:56,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:56,731 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2018-11-18 14:31:56,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:31:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2018-11-18 14:31:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:31:56,733 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:56,733 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:56,733 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:56,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:56,734 INFO L82 PathProgramCache]: Analyzing trace with hash 915423268, now seen corresponding path program 1 times [2018-11-18 14:31:56,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:56,734 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:56,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:56,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:56,837 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 14:31:56,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:56,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:31:56,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:31:56,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:31:56,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:31:56,839 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 7 states. [2018-11-18 14:31:57,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:57,117 INFO L93 Difference]: Finished difference Result 268 states and 321 transitions. [2018-11-18 14:31:57,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:31:57,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 14:31:57,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:57,119 INFO L225 Difference]: With dead ends: 268 [2018-11-18 14:31:57,119 INFO L226 Difference]: Without dead ends: 146 [2018-11-18 14:31:57,120 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:31:57,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-11-18 14:31:57,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-11-18 14:31:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-18 14:31:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2018-11-18 14:31:57,132 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 53 [2018-11-18 14:31:57,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:57,132 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2018-11-18 14:31:57,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:31:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2018-11-18 14:31:57,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 14:31:57,134 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:57,135 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:57,135 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:57,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:57,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1270685645, now seen corresponding path program 1 times [2018-11-18 14:31:57,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:57,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:57,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:57,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:57,222 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 14:31:57,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:57,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:31:57,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:31:57,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:31:57,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:31:57,224 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 5 states. [2018-11-18 14:31:57,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:57,624 INFO L93 Difference]: Finished difference Result 384 states and 464 transitions. [2018-11-18 14:31:57,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:31:57,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 14:31:57,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:57,626 INFO L225 Difference]: With dead ends: 384 [2018-11-18 14:31:57,626 INFO L226 Difference]: Without dead ends: 262 [2018-11-18 14:31:57,627 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:31:57,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-11-18 14:31:57,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 242. [2018-11-18 14:31:57,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-18 14:31:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 274 transitions. [2018-11-18 14:31:57,650 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 274 transitions. Word has length 71 [2018-11-18 14:31:57,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:57,651 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 274 transitions. [2018-11-18 14:31:57,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:31:57,651 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 274 transitions. [2018-11-18 14:31:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 14:31:57,653 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:57,653 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:57,654 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:57,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:57,654 INFO L82 PathProgramCache]: Analyzing trace with hash 41152944, now seen corresponding path program 1 times [2018-11-18 14:31:57,654 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:57,654 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:57,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:57,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:57,755 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 14:31:57,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:57,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:31:57,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:31:57,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:31:57,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:31:57,757 INFO L87 Difference]: Start difference. First operand 242 states and 274 transitions. Second operand 6 states. [2018-11-18 14:31:57,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:57,888 INFO L93 Difference]: Finished difference Result 663 states and 772 transitions. [2018-11-18 14:31:57,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:31:57,889 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 14:31:57,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:57,892 INFO L225 Difference]: With dead ends: 663 [2018-11-18 14:31:57,892 INFO L226 Difference]: Without dead ends: 445 [2018-11-18 14:31:57,893 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 14:31:57,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2018-11-18 14:31:57,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 439. [2018-11-18 14:31:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-11-18 14:31:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 498 transitions. [2018-11-18 14:31:57,920 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 498 transitions. Word has length 85 [2018-11-18 14:31:57,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:57,921 INFO L480 AbstractCegarLoop]: Abstraction has 439 states and 498 transitions. [2018-11-18 14:31:57,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:31:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 498 transitions. [2018-11-18 14:31:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 14:31:57,922 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:57,922 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:57,922 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:57,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:57,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1085998956, now seen corresponding path program 1 times [2018-11-18 14:31:57,923 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:57,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:57,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:57,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:58,017 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 14:31:58,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:58,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:31:58,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:31:58,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:31:58,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:31:58,018 INFO L87 Difference]: Start difference. First operand 439 states and 498 transitions. Second operand 7 states. [2018-11-18 14:31:58,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:58,388 INFO L93 Difference]: Finished difference Result 476 states and 554 transitions. [2018-11-18 14:31:58,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 14:31:58,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-18 14:31:58,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:58,391 INFO L225 Difference]: With dead ends: 476 [2018-11-18 14:31:58,391 INFO L226 Difference]: Without dead ends: 473 [2018-11-18 14:31:58,391 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:31:58,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2018-11-18 14:31:58,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 439. [2018-11-18 14:31:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-11-18 14:31:58,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 497 transitions. [2018-11-18 14:31:58,416 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 497 transitions. Word has length 89 [2018-11-18 14:31:58,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:58,416 INFO L480 AbstractCegarLoop]: Abstraction has 439 states and 497 transitions. [2018-11-18 14:31:58,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:31:58,417 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 497 transitions. [2018-11-18 14:31:58,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:31:58,418 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:58,418 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:58,418 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:58,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:58,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1559264396, now seen corresponding path program 1 times [2018-11-18 14:31:58,419 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:58,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:58,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:58,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:31:58,499 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:58,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:31:58,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:31:58,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:31:58,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:31:58,500 INFO L87 Difference]: Start difference. First operand 439 states and 497 transitions. Second operand 6 states. [2018-11-18 14:31:58,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:58,537 INFO L93 Difference]: Finished difference Result 868 states and 1006 transitions. [2018-11-18 14:31:58,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:31:58,538 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 105 [2018-11-18 14:31:58,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:58,540 INFO L225 Difference]: With dead ends: 868 [2018-11-18 14:31:58,541 INFO L226 Difference]: Without dead ends: 453 [2018-11-18 14:31:58,542 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:31:58,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2018-11-18 14:31:58,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 449. [2018-11-18 14:31:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-11-18 14:31:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 507 transitions. [2018-11-18 14:31:58,563 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 507 transitions. Word has length 105 [2018-11-18 14:31:58,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:58,564 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 507 transitions. [2018-11-18 14:31:58,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:31:58,564 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 507 transitions. [2018-11-18 14:31:58,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:31:58,565 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:58,565 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:58,565 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:58,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:58,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1206176014, now seen corresponding path program 1 times [2018-11-18 14:31:58,566 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:58,566 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:58,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:58,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:31:58,660 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:58,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:31:58,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:31:58,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:31:58,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:31:58,661 INFO L87 Difference]: Start difference. First operand 449 states and 507 transitions. Second operand 8 states. [2018-11-18 14:31:58,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:58,711 INFO L93 Difference]: Finished difference Result 888 states and 1028 transitions. [2018-11-18 14:31:58,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:31:58,712 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 105 [2018-11-18 14:31:58,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:58,714 INFO L225 Difference]: With dead ends: 888 [2018-11-18 14:31:58,714 INFO L226 Difference]: Without dead ends: 463 [2018-11-18 14:31:58,715 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:31:58,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-11-18 14:31:58,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 457. [2018-11-18 14:31:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2018-11-18 14:31:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 515 transitions. [2018-11-18 14:31:58,735 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 515 transitions. Word has length 105 [2018-11-18 14:31:58,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:58,735 INFO L480 AbstractCegarLoop]: Abstraction has 457 states and 515 transitions. [2018-11-18 14:31:58,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:31:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 515 transitions. [2018-11-18 14:31:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:31:58,737 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:58,737 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:58,737 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:58,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:58,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1955600689, now seen corresponding path program 1 times [2018-11-18 14:31:58,738 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:58,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:58,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:58,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:31:58,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:58,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:31:58,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:31:58,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:31:58,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:31:58,805 INFO L87 Difference]: Start difference. First operand 457 states and 515 transitions. Second operand 4 states. [2018-11-18 14:31:58,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:58,991 INFO L93 Difference]: Finished difference Result 1367 states and 1616 transitions. [2018-11-18 14:31:58,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:31:58,992 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-11-18 14:31:58,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:58,995 INFO L225 Difference]: With dead ends: 1367 [2018-11-18 14:31:58,995 INFO L226 Difference]: Without dead ends: 934 [2018-11-18 14:31:58,996 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:31:58,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2018-11-18 14:31:59,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 919. [2018-11-18 14:31:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2018-11-18 14:31:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1065 transitions. [2018-11-18 14:31:59,023 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1065 transitions. Word has length 105 [2018-11-18 14:31:59,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:59,023 INFO L480 AbstractCegarLoop]: Abstraction has 919 states and 1065 transitions. [2018-11-18 14:31:59,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:31:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1065 transitions. [2018-11-18 14:31:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 14:31:59,025 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:59,025 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:59,025 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:59,025 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:59,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1662636329, now seen corresponding path program 1 times [2018-11-18 14:31:59,025 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:59,025 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:59,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:59,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:59,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:59,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:31:59,108 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:59,108 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:31:59,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:59,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:59,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:31:59,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:31:59,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:31:59,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:31:59,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:31:59,336 INFO L87 Difference]: Start difference. First operand 919 states and 1065 transitions. Second operand 19 states. [2018-11-18 14:32:00,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:00,360 INFO L93 Difference]: Finished difference Result 1782 states and 2088 transitions. [2018-11-18 14:32:00,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:32:00,360 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 109 [2018-11-18 14:32:00,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:00,364 INFO L225 Difference]: With dead ends: 1782 [2018-11-18 14:32:00,364 INFO L226 Difference]: Without dead ends: 887 [2018-11-18 14:32:00,366 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:32:00,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2018-11-18 14:32:00,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 887. [2018-11-18 14:32:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 887 states. [2018-11-18 14:32:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1013 transitions. [2018-11-18 14:32:00,407 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1013 transitions. Word has length 109 [2018-11-18 14:32:00,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:00,408 INFO L480 AbstractCegarLoop]: Abstraction has 887 states and 1013 transitions. [2018-11-18 14:32:00,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:32:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1013 transitions. [2018-11-18 14:32:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 14:32:00,411 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:00,411 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:00,411 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:00,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:00,412 INFO L82 PathProgramCache]: Analyzing trace with hash -832053962, now seen corresponding path program 1 times [2018-11-18 14:32:00,412 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:32:00,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:32:00,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:00,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:00,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:32:00,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:00,539 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:00,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:00,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 14:32:00,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:32:00,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:32:00,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:32:00,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:32:00,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:32:00,797 INFO L87 Difference]: Start difference. First operand 887 states and 1013 transitions. Second operand 19 states. [2018-11-18 14:32:01,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:01,872 INFO L93 Difference]: Finished difference Result 1485 states and 1724 transitions. [2018-11-18 14:32:01,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:32:01,873 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 180 [2018-11-18 14:32:01,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:01,874 INFO L225 Difference]: With dead ends: 1485 [2018-11-18 14:32:01,874 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:32:01,877 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 177 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:32:01,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:32:01,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:32:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:32:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:32:01,878 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2018-11-18 14:32:01,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:01,878 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:32:01,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:32:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:32:01,878 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:32:01,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:32:02,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:02,524 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-11-18 14:32:03,497 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2018-11-18 14:32:03,984 INFO L425 ceAbstractionStarter]: For program point L507(lines 484 508) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 460 515) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 495) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 460 515) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L485-1(lines 485 506) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 460 515) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L485-3(lines 485 506) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L568(lines 541 569) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 516 575) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 516 575) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 552) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L548-1(lines 548 552) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L542-1(lines 542 567) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L542-3(lines 542 567) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 516 575) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2018-11-18 14:32:03,985 INFO L425 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2018-11-18 14:32:03,986 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 391 397) the Hoare annotation is: true [2018-11-18 14:32:03,986 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 391 397) no Hoare annotation was computed. [2018-11-18 14:32:03,986 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 398 406) no Hoare annotation was computed. [2018-11-18 14:32:03,986 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 398 406) the Hoare annotation is: true [2018-11-18 14:32:03,986 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 398 406) no Hoare annotation was computed. [2018-11-18 14:32:03,986 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 846 868) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,986 INFO L421 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,986 INFO L421 ceAbstractionStarter]: At program point L858-1(line 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,986 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 846 868) no Hoare annotation was computed. [2018-11-18 14:32:03,986 INFO L425 ceAbstractionStarter]: For program point L856(lines 856 863) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point L856-1(lines 856 863) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L421 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,987 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,987 INFO L421 ceAbstractionStarter]: At program point L852-1(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 846 868) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 805 828) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 805 828) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 805 828) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-11-18 14:32:03,987 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L425 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2018-11-18 14:32:03,988 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-18 14:32:03,988 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-18 14:32:03,989 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-18 14:32:03,989 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L247-1(line 247) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 217 252) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 244) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 384 390) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 384 390) the Hoare annotation is: true [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 414 459) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 414 459) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 414 459) no Hoare annotation was computed. [2018-11-18 14:32:03,990 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 727 772) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 754) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 727 772) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 727 772) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 761) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point L741-1(lines 741 761) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 836 845) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 836 845) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 836 845) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L428 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 960) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 950 963) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 950 963) the Hoare annotation is: true [2018-11-18 14:32:03,991 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 950 963) no Hoare annotation was computed. [2018-11-18 14:32:03,991 INFO L421 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1))) [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L421 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L421 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:32:03,992 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L421 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse2 .cse0))) [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-11-18 14:32:03,992 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-11-18 14:32:03,992 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 303 368) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,992 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L421 ceAbstractionStarter]: At program point L351-2(lines 343 356) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L314(lines 313 360) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L421 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 303 368) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 339) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L421 ceAbstractionStarter]: At program point L358(lines 313 360) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 14:32:03,993 INFO L421 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L323-1(lines 323 329) no Hoare annotation was computed. [2018-11-18 14:32:03,993 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 313 360) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L421 ceAbstractionStarter]: At program point L361(lines 312 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 303 368) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 708) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 681 726) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 715) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point L695-1(lines 695 715) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 681 726) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 681 726) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 964 972) no Hoare annotation was computed. [2018-11-18 14:32:03,994 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 964 972) the Hoare annotation is: true [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 964 972) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L926(lines 926 934) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L926-2(lines 926 934) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 918 940) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 918 940) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 918 940) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 374 383) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 374 383) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 374 383) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L607(lines 607 623) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 578 680) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 674) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L628(lines 627 647) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 665) no Hoare annotation was computed. [2018-11-18 14:32:03,995 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 578 680) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L643-1(line 643) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L602(lines 602 606) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L666(lines 666 677) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L629(lines 629 633) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 627 647) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 578 680) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L627-3(lines 627 647) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point L648(lines 626 649) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 14:32:03,996 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:03,996 INFO L421 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-18 14:32:03,997 INFO L421 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-18 14:32:03,997 INFO L428 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-18 14:32:03,997 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 941 949) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 941 949) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 941 949) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 897 908) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 897 908) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 909 917) the Hoare annotation is: true [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-18 14:32:03,998 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-18 14:32:03,999 INFO L421 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (not (= |old(~pumpRunning~0)| 0)) .cse1)) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse1 .cse0))) [2018-11-18 14:32:03,999 INFO L425 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-11-18 14:32:03,999 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse8 .cse1) (or .cse7 .cse1 .cse2 .cse8) (or .cse3 .cse0 .cse1)))) [2018-11-18 14:32:03,999 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-11-18 14:32:03,999 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-11-18 14:32:03,999 INFO L421 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse3 .cse0 .cse1) (or .cse3 .cse7 .cse4 .cse1 .cse8)))) [2018-11-18 14:32:03,999 INFO L421 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= 0 ~pumpRunning~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5 (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7 .cse8 .cse3 .cse5) (or .cse0 .cse8 .cse3) (or .cse0 .cse6 .cse1 .cse3 .cse7)))) [2018-11-18 14:32:03,999 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 775 804) no Hoare annotation was computed. [2018-11-18 14:32:03,999 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point L789-1(lines 789 793) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point L785-1(lines 785 799) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point L785-3(lines 785 799) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point L800(lines 775 804) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 775 804) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 873 884) the Hoare annotation is: true [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 873 884) no Hoare annotation was computed. [2018-11-18 14:32:04,000 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 829 835) no Hoare annotation was computed. [2018-11-18 14:32:04,001 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 829 835) the Hoare annotation is: true [2018-11-18 14:32:04,001 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:04,001 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 14:32:04,001 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:32:04,001 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:04,001 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 291 298) no Hoare annotation was computed. [2018-11-18 14:32:04,001 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 291 298) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:32:04,001 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 291 298) no Hoare annotation was computed. [2018-11-18 14:32:04,001 INFO L421 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| 0) .cse2 .cse4) (or (and .cse5 .cse3) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2018-11-18 14:32:04,001 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L421 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L421 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L421 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 885 896) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L425 ceAbstractionStarter]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2018-11-18 14:32:04,002 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 885 896) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1001 1008) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1001 1008) the Hoare annotation is: true [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1001 1008) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L421 ceAbstractionStarter]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:32:04,003 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 975 999) the Hoare annotation is: true [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L421 ceAbstractionStarter]: At program point L985(line 985) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point L985-1(line 985) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 975 999) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 996) no Hoare annotation was computed. [2018-11-18 14:32:04,003 INFO L425 ceAbstractionStarter]: For program point L983-1(lines 975 999) no Hoare annotation was computed. [2018-11-18 14:32:04,004 INFO L428 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2018-11-18 14:32:04,004 INFO L425 ceAbstractionStarter]: For program point L981-1(line 981) no Hoare annotation was computed. [2018-11-18 14:32:04,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:32:04 BoogieIcfgContainer [2018-11-18 14:32:04,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:32:04,016 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:32:04,016 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:32:04,016 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:32:04,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:56" (3/4) ... [2018-11-18 14:32:04,019 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:32:04,026 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:32:04,026 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:32:04,026 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:32:04,027 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:32:04,028 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:32:04,029 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:32:04,030 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:32:04,030 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:32:04,036 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 14:32:04,037 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:32:04,037 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:32:04,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-18 14:32:04,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:32:04,103 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e7adab2e-b999-49b2-892e-86025007480d/bin-2019/uautomizer/witness.graphml [2018-11-18 14:32:04,103 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:32:04,104 INFO L168 Benchmark]: Toolchain (without parser) took 9078.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 225.4 MB). Free memory was 956.6 MB in the beginning and 817.3 MB in the end (delta: 139.3 MB). Peak memory consumption was 364.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,104 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:04,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,105 INFO L168 Benchmark]: Boogie Preprocessor took 62.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,105 INFO L168 Benchmark]: RCFGBuilder took 714.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.5 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,105 INFO L168 Benchmark]: TraceAbstraction took 7815.64 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 996.5 MB in the beginning and 825.4 MB in the end (delta: 171.1 MB). Peak memory consumption was 313.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,105 INFO L168 Benchmark]: Witness Printer took 87.20 ms. Allocated memory is still 1.3 GB. Free memory was 825.4 MB in the beginning and 817.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:04,107 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 395.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 714.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.5 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7815.64 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 996.5 MB in the beginning and 825.4 MB in the end (delta: 171.1 MB). Peak memory consumption was 313.7 MB. Max. memory is 11.5 GB. * Witness Printer took 87.20 ms. Allocated memory is still 1.3 GB. Free memory was 825.4 MB in the beginning and 817.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: 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: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 261 locations, 1 error locations. SAFE Result, 7.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2250 SDtfs, 1511 SDslu, 8375 SDs, 0 SdLazy, 3569 SolverSat, 341 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 439 GetRequests, 329 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=919occurred in iteration=9, 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 85 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1881 PreInvPairs, 1979 NumberOfFragments, 1761 HoareAnnotationTreeSize, 1881 FomulaSimplifications, 2474 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 70 FomulaSimplificationsInter, 6915 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1285 NumberOfCodeBlocks, 1285 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1272 ConstructedInterpolants, 0 QuantifiedInterpolants, 229924 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1534 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 119/123 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...