./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/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 ef0694c6828fdd41a19c9b426d075f4f4dde925f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:36:48,484 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:36:48,485 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:36:48,493 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:36:48,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:36:48,494 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:36:48,495 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:36:48,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:36:48,498 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:36:48,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:36:48,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:36:48,499 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:36:48,500 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:36:48,500 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:36:48,501 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:36:48,501 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:36:48,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:36:48,503 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:36:48,504 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:36:48,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:36:48,506 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:36:48,507 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:36:48,508 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:36:48,508 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:36:48,509 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:36:48,510 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:36:48,511 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:36:48,511 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:36:48,512 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:36:48,512 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:36:48,513 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:36:48,513 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:36:48,514 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:36:48,514 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:36:48,514 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:36:48,515 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:36:48,515 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 06:36:48,522 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:36:48,522 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:36:48,522 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:36:48,523 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:36:48,523 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:36:48,523 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:36:48,523 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 06:36:48,523 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:36:48,523 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:36:48,524 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:36:48,525 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:36:48,525 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:36:48,525 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:36:48,526 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:36:48,526 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 06:36:48,526 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:36:48,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:36:48,526 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_87a47002-faef-42aa-b9fc-6f7a36798c1a/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 -> ef0694c6828fdd41a19c9b426d075f4f4dde925f [2018-11-23 06:36:48,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:36:48,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:36:48,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:36:48,565 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:36:48,566 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:36:48,566 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-23 06:36:48,611 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/data/46ad1a6ab/e76712ece25842c0b69bd40b359fc55a/FLAG20dc8e444 [2018-11-23 06:36:49,045 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:36:49,046 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-23 06:36:49,052 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/data/46ad1a6ab/e76712ece25842c0b69bd40b359fc55a/FLAG20dc8e444 [2018-11-23 06:36:49,064 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/data/46ad1a6ab/e76712ece25842c0b69bd40b359fc55a [2018-11-23 06:36:49,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:36:49,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:36:49,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:49,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:36:49,071 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:36:49,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49, skipping insertion in model container [2018-11-23 06:36:49,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:36:49,110 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:36:49,300 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:49,357 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:36:49,412 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:49,432 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:36:49,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49 WrapperNode [2018-11-23 06:36:49,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:49,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:49,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:36:49,433 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:36:49,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:49,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:36:49,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:36:49,457 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:36:49,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... [2018-11-23 06:36:49,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:36:49,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:36:49,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:36:49,483 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:36:49,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/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 [2018-11-23 06:36:49,519 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 06:36:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 06:36:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 06:36:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 06:36:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 06:36:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 06:36:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 06:36:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 06:36:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 06:36:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 06:36:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 06:36:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 06:36:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 06:36:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 06:36:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 06:36:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 06:36:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 06:36:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 06:36:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 06:36:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 06:36:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 06:36:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 06:36:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 06:36:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 06:36:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 06:36:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 06:36:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 06:36:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 06:36:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 06:36:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 06:36:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 06:36:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 06:36:49,524 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 06:36:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:36:49,524 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:36:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 06:36:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:36:49,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:36:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 06:36:49,524 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 06:36:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 06:36:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 06:36:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:36:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:36:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-23 06:36:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-23 06:36:49,968 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:36:49,968 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 06:36:49,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:49 BoogieIcfgContainer [2018-11-23 06:36:49,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:36:49,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:36:49,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:36:49,971 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:36:49,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:36:49" (1/3) ... [2018-11-23 06:36:49,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64595ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:36:49, skipping insertion in model container [2018-11-23 06:36:49,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:49" (2/3) ... [2018-11-23 06:36:49,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64595ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:36:49, skipping insertion in model container [2018-11-23 06:36:49,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:49" (3/3) ... [2018-11-23 06:36:49,974 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-23 06:36:49,982 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:36:49,989 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:36:50,002 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:36:50,024 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 06:36:50,025 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:36:50,025 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:36:50,025 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:36:50,025 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:36:50,025 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:36:50,025 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:36:50,026 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:36:50,026 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:36:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-23 06:36:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 06:36:50,050 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:50,051 INFO L402 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] [2018-11-23 06:36:50,053 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:50,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:50,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1105178767, now seen corresponding path program 1 times [2018-11-23 06:36:50,059 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:50,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:50,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:50,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:50,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:50,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:50,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 06:36:50,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 06:36:50,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 06:36:50,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:36:50,259 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-23 06:36:50,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:50,284 INFO L93 Difference]: Finished difference Result 272 states and 341 transitions. [2018-11-23 06:36:50,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 06:36:50,285 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 06:36:50,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:50,292 INFO L225 Difference]: With dead ends: 272 [2018-11-23 06:36:50,292 INFO L226 Difference]: Without dead ends: 136 [2018-11-23 06:36:50,295 INFO L631 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 [2018-11-23 06:36:50,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-23 06:36:50,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-23 06:36:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-23 06:36:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 162 transitions. [2018-11-23 06:36:50,327 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 162 transitions. Word has length 46 [2018-11-23 06:36:50,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:50,328 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 162 transitions. [2018-11-23 06:36:50,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 06:36:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 162 transitions. [2018-11-23 06:36:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:36:50,330 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:50,330 INFO L402 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] [2018-11-23 06:36:50,330 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:50,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:50,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1895038508, now seen corresponding path program 1 times [2018-11-23 06:36:50,331 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:50,331 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:50,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:50,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:50,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:50,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:36:50,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:36:50,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:36:50,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:36:50,411 INFO L87 Difference]: Start difference. First operand 136 states and 162 transitions. Second operand 3 states. [2018-11-23 06:36:50,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:50,430 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2018-11-23 06:36:50,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:36:50,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 06:36:50,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:50,432 INFO L225 Difference]: With dead ends: 215 [2018-11-23 06:36:50,432 INFO L226 Difference]: Without dead ends: 127 [2018-11-23 06:36:50,433 INFO L631 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 [2018-11-23 06:36:50,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-23 06:36:50,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-23 06:36:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-23 06:36:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 150 transitions. [2018-11-23 06:36:50,443 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 150 transitions. Word has length 47 [2018-11-23 06:36:50,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:50,443 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 150 transitions. [2018-11-23 06:36:50,443 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:36:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2018-11-23 06:36:50,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 06:36:50,444 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:50,444 INFO L402 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] [2018-11-23 06:36:50,445 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:50,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:50,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1633888391, now seen corresponding path program 1 times [2018-11-23 06:36:50,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:50,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:50,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:50,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:50,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:50,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 06:36:50,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 06:36:50,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 06:36:50,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:36:50,558 INFO L87 Difference]: Start difference. First operand 127 states and 150 transitions. Second operand 7 states. [2018-11-23 06:36:50,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:50,917 INFO L93 Difference]: Finished difference Result 383 states and 468 transitions. [2018-11-23 06:36:50,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:36:50,918 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-23 06:36:50,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:50,922 INFO L225 Difference]: With dead ends: 383 [2018-11-23 06:36:50,922 INFO L226 Difference]: Without dead ends: 280 [2018-11-23 06:36:50,923 INFO L631 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 [2018-11-23 06:36:50,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-11-23 06:36:50,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2018-11-23 06:36:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-11-23 06:36:50,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 332 transitions. [2018-11-23 06:36:50,950 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 332 transitions. Word has length 51 [2018-11-23 06:36:50,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:50,950 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 332 transitions. [2018-11-23 06:36:50,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 06:36:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 332 transitions. [2018-11-23 06:36:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 06:36:50,952 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:50,952 INFO L402 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] [2018-11-23 06:36:50,952 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:50,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:50,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1409171517, now seen corresponding path program 1 times [2018-11-23 06:36:50,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:50,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:50,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:50,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:51,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:51,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:36:51,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:36:51,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:36:51,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:36:51,028 INFO L87 Difference]: Start difference. First operand 272 states and 332 transitions. Second operand 6 states. [2018-11-23 06:36:51,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:51,165 INFO L93 Difference]: Finished difference Result 753 states and 944 transitions. [2018-11-23 06:36:51,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 06:36:51,168 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-23 06:36:51,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:51,171 INFO L225 Difference]: With dead ends: 753 [2018-11-23 06:36:51,171 INFO L226 Difference]: Without dead ends: 505 [2018-11-23 06:36:51,173 INFO L631 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 [2018-11-23 06:36:51,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-11-23 06:36:51,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 499. [2018-11-23 06:36:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-23 06:36:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 614 transitions. [2018-11-23 06:36:51,211 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 614 transitions. Word has length 57 [2018-11-23 06:36:51,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:51,212 INFO L480 AbstractCegarLoop]: Abstraction has 499 states and 614 transitions. [2018-11-23 06:36:51,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:36:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 614 transitions. [2018-11-23 06:36:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 06:36:51,214 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:51,214 INFO L402 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] [2018-11-23 06:36:51,215 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:51,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:51,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1704165985, now seen corresponding path program 1 times [2018-11-23 06:36:51,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:51,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:51,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:51,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:51,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:51,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:51,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 06:36:51,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 06:36:51,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 06:36:51,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:36:51,304 INFO L87 Difference]: Start difference. First operand 499 states and 614 transitions. Second operand 7 states. [2018-11-23 06:36:51,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:51,713 INFO L93 Difference]: Finished difference Result 1320 states and 1731 transitions. [2018-11-23 06:36:51,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 06:36:51,714 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-23 06:36:51,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:51,717 INFO L225 Difference]: With dead ends: 1320 [2018-11-23 06:36:51,717 INFO L226 Difference]: Without dead ends: 845 [2018-11-23 06:36:51,718 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 06:36:51,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2018-11-23 06:36:51,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 749. [2018-11-23 06:36:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2018-11-23 06:36:51,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 911 transitions. [2018-11-23 06:36:51,757 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 911 transitions. Word has length 61 [2018-11-23 06:36:51,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:51,758 INFO L480 AbstractCegarLoop]: Abstraction has 749 states and 911 transitions. [2018-11-23 06:36:51,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 06:36:51,758 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 911 transitions. [2018-11-23 06:36:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 06:36:51,760 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:51,760 INFO L402 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] [2018-11-23 06:36:51,760 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:51,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:51,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1326343568, now seen corresponding path program 1 times [2018-11-23 06:36:51,761 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:51,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:51,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:51,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:51,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:36:51,837 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:51,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 06:36:51,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 06:36:51,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 06:36:51,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 06:36:51,838 INFO L87 Difference]: Start difference. First operand 749 states and 911 transitions. Second operand 4 states. [2018-11-23 06:36:51,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:51,990 INFO L93 Difference]: Finished difference Result 2772 states and 3584 transitions. [2018-11-23 06:36:51,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:36:51,991 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-11-23 06:36:51,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:51,997 INFO L225 Difference]: With dead ends: 2772 [2018-11-23 06:36:51,998 INFO L226 Difference]: Without dead ends: 2047 [2018-11-23 06:36:51,999 INFO L631 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 [2018-11-23 06:36:52,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2018-11-23 06:36:52,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 2001. [2018-11-23 06:36:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2001 states. [2018-11-23 06:36:52,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 2521 transitions. [2018-11-23 06:36:52,069 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 2521 transitions. Word has length 98 [2018-11-23 06:36:52,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:52,069 INFO L480 AbstractCegarLoop]: Abstraction has 2001 states and 2521 transitions. [2018-11-23 06:36:52,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 06:36:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2521 transitions. [2018-11-23 06:36:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 06:36:52,073 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:52,073 INFO L402 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] [2018-11-23 06:36:52,073 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:52,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:52,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1318584209, now seen corresponding path program 1 times [2018-11-23 06:36:52,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:52,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:52,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:52,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:36:52,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:52,128 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:36:52,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:36:52,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:36:52,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:36:52,128 INFO L87 Difference]: Start difference. First operand 2001 states and 2521 transitions. Second operand 6 states. [2018-11-23 06:36:52,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:52,204 INFO L93 Difference]: Finished difference Result 4062 states and 5342 transitions. [2018-11-23 06:36:52,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 06:36:52,205 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-11-23 06:36:52,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:52,211 INFO L225 Difference]: With dead ends: 4062 [2018-11-23 06:36:52,211 INFO L226 Difference]: Without dead ends: 2085 [2018-11-23 06:36:52,215 INFO L631 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 [2018-11-23 06:36:52,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2018-11-23 06:36:52,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 2061. [2018-11-23 06:36:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2061 states. [2018-11-23 06:36:52,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 2585 transitions. [2018-11-23 06:36:52,277 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 2585 transitions. Word has length 98 [2018-11-23 06:36:52,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:52,278 INFO L480 AbstractCegarLoop]: Abstraction has 2061 states and 2585 transitions. [2018-11-23 06:36:52,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:36:52,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2585 transitions. [2018-11-23 06:36:52,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 06:36:52,280 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:52,280 INFO L402 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] [2018-11-23 06:36:52,280 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:52,280 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:52,280 INFO L82 PathProgramCache]: Analyzing trace with hash -425097871, now seen corresponding path program 1 times [2018-11-23 06:36:52,280 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:52,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:52,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:52,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:36:52,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:36:52,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 06:36:52,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 06:36:52,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 06:36:52,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 06:36:52,345 INFO L87 Difference]: Start difference. First operand 2061 states and 2585 transitions. Second operand 8 states. [2018-11-23 06:36:52,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:52,406 INFO L93 Difference]: Finished difference Result 3744 states and 4844 transitions. [2018-11-23 06:36:52,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 06:36:52,407 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-11-23 06:36:52,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:52,412 INFO L225 Difference]: With dead ends: 3744 [2018-11-23 06:36:52,412 INFO L226 Difference]: Without dead ends: 1707 [2018-11-23 06:36:52,415 INFO L631 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 [2018-11-23 06:36:52,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2018-11-23 06:36:52,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1707. [2018-11-23 06:36:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2018-11-23 06:36:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2111 transitions. [2018-11-23 06:36:52,481 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2111 transitions. Word has length 98 [2018-11-23 06:36:52,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:52,481 INFO L480 AbstractCegarLoop]: Abstraction has 1707 states and 2111 transitions. [2018-11-23 06:36:52,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 06:36:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2111 transitions. [2018-11-23 06:36:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 06:36:52,483 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:52,484 INFO L402 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] [2018-11-23 06:36:52,484 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:52,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:52,484 INFO L82 PathProgramCache]: Analyzing trace with hash -2111915188, now seen corresponding path program 1 times [2018-11-23 06:36:52,484 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:52,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:52,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:52,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 06:36:52,591 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:36:52,591 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/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 [2018-11-23 06:36:52,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:52,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:36:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:36:52,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 06:36:52,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 06:36:52,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 06:36:52,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 06:36:52,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 06:36:52,841 INFO L87 Difference]: Start difference. First operand 1707 states and 2111 transitions. Second operand 19 states. [2018-11-23 06:36:53,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:53,425 INFO L93 Difference]: Finished difference Result 3360 states and 4202 transitions. [2018-11-23 06:36:53,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 06:36:53,426 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-11-23 06:36:53,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:53,431 INFO L225 Difference]: With dead ends: 3360 [2018-11-23 06:36:53,431 INFO L226 Difference]: Without dead ends: 1677 [2018-11-23 06:36:53,434 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 06:36:53,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2018-11-23 06:36:53,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1677. [2018-11-23 06:36:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1677 states. [2018-11-23 06:36:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2029 transitions. [2018-11-23 06:36:53,494 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2029 transitions. Word has length 102 [2018-11-23 06:36:53,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:53,494 INFO L480 AbstractCegarLoop]: Abstraction has 1677 states and 2029 transitions. [2018-11-23 06:36:53,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 06:36:53,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2029 transitions. [2018-11-23 06:36:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 06:36:53,499 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:36:53,499 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:36:53,499 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:36:53,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:53,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1731977465, now seen corresponding path program 1 times [2018-11-23 06:36:53,499 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:36:53,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:36:53,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:53,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:53,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:36:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 06:36:53,606 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:36:53,606 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/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 [2018-11-23 06:36:53,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:36:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:53,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:36:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 06:36:53,835 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 06:36:53,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 06:36:53,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 06:36:53,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 06:36:53,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 06:36:53,837 INFO L87 Difference]: Start difference. First operand 1677 states and 2029 transitions. Second operand 19 states. [2018-11-23 06:36:54,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:36:54,416 INFO L93 Difference]: Finished difference Result 2847 states and 3509 transitions. [2018-11-23 06:36:54,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 06:36:54,417 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2018-11-23 06:36:54,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:36:54,418 INFO L225 Difference]: With dead ends: 2847 [2018-11-23 06:36:54,418 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:36:54,422 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 06:36:54,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:36:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:36:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:36:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:36:54,423 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-11-23 06:36:54,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:36:54,423 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:36:54,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 06:36:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:36:54,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:36:54,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:36:54,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:54,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:36:55,517 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 33 [2018-11-23 06:36:55,761 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-11-23 06:36:56,425 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-11-23 06:36:56,773 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2018-11-23 06:36:56,773 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-23 06:36:56,773 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2018-11-23 06:36:56,773 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2018-11-23 06:36:56,773 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2018-11-23 06:36:56,773 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 937 959) 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))) [2018-11-23 06:36:56,773 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 937 959) no Hoare annotation was computed. [2018-11-23 06:36:56,773 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~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))) [2018-11-23 06:36:56,774 INFO L444 ceAbstractionStarter]: At program point L949-1(line 949) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~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))) [2018-11-23 06:36:56,774 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 954) no Hoare annotation was computed. [2018-11-23 06:36:56,774 INFO L448 ceAbstractionStarter]: For program point L947-1(lines 947 954) no Hoare annotation was computed. [2018-11-23 06:36:56,774 INFO L448 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-23 06:36:56,774 INFO L444 ceAbstractionStarter]: At program point L944(line 944) 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))) [2018-11-23 06:36:56,774 INFO L444 ceAbstractionStarter]: At program point L943(line 943) 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))) [2018-11-23 06:36:56,774 INFO L444 ceAbstractionStarter]: At program point L943-1(line 943) 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))) [2018-11-23 06:36:56,774 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 937 959) no Hoare annotation was computed. [2018-11-23 06:36:56,774 INFO L444 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point L275-1(lines 256 280) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 256 280) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 256 280) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 272) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 277) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 415 429) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 415 429) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-11-23 06:36:56,775 INFO L444 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 415 429) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 351 359) no Hoare annotation was computed. [2018-11-23 06:36:56,775 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 351 359) the Hoare annotation is: true [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 351 359) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2018-11-23 06:36:56,776 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 927 936) 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))) [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 927 936) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 927 936) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 340 350) the Hoare annotation is: true [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 340 350) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L451 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: true [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 340 350) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 332 339) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 332 339) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 332 339) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L444 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-23 06:36:56,776 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 303) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 282 306) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 282 306) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 06:36:56,777 INFO L444 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 06:36:56,777 INFO L448 ceAbstractionStarter]: For program point L301-1(lines 282 306) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L444 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-23 06:36:56,777 INFO L444 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-23 06:36:56,777 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 298) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 201 214) no Hoare annotation was computed. [2018-11-23 06:36:56,777 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 201 214) the Hoare annotation is: true [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 201 214) no Hoare annotation was computed. [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 248 254) no Hoare annotation was computed. [2018-11-23 06:36:56,778 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 248 254) the Hoare annotation is: true [2018-11-23 06:36:56,778 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 432 497) 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))) [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 448) no Hoare annotation was computed. [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 432 497) no Hoare annotation was computed. [2018-11-23 06:36:56,778 INFO L444 ceAbstractionStarter]: At program point L490(lines 441 491) 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))) [2018-11-23 06:36:56,778 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2018-11-23 06:36:56,778 INFO L444 ceAbstractionStarter]: At program point L478-1(lines 472 485) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 06:36:56,778 INFO L448 ceAbstractionStarter]: For program point L443(lines 442 489) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 485) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L444 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 462 468) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L444 ceAbstractionStarter]: At program point L487(lines 442 489) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-23 06:36:56,779 INFO L444 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 432 497) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 307 314) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 307 314) no Hoare annotation was computed. [2018-11-23 06:36:56,779 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 307 314) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L444 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 315 331) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 315 331) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 06:36:56,780 INFO L444 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 315 331) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 396 414) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 396 414) the Hoare annotation is: true [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 396 414) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L451 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: true [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L405-2(lines 405 409) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L448 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2018-11-23 06:36:56,780 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 148 159) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 148 159) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 148 159) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 866 895) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 866 895) the Hoare annotation is: true [2018-11-23 06:36:56,781 INFO L451 ceAbstractionStarter]: At program point L891(lines 866 895) the Hoare annotation is: true [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L451 ceAbstractionStarter]: At program point L880-1(lines 880 884) the Hoare annotation is: true [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L451 ceAbstractionStarter]: At program point L876-2(lines 876 890) the Hoare annotation is: true [2018-11-23 06:36:56,781 INFO L451 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 224 247) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-11-23 06:36:56,781 INFO L444 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-11-23 06:36:56,781 INFO L444 ceAbstractionStarter]: At program point L235(lines 235 241) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1)))) (let ((.cse7 (and (not .cse9) .cse6)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse8 .cse9 .cse7 .cse2) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 (= 0 ~pumpRunning~0)) (or .cse4 .cse0 .cse3 .cse1)))) [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 224 247) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 224 247) no Hoare annotation was computed. [2018-11-23 06:36:56,781 INFO L444 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point L228(lines 227 246) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 160 168) the Hoare annotation is: true [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 160 168) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 160 168) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 124 135) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 124 135) the Hoare annotation is: true [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 124 135) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 920 926) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 920 926) the Hoare annotation is: true [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L444 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)) [2018-11-23 06:36:56,782 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 136 147) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 136 147) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 136 147) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 69 76) no Hoare annotation was computed. [2018-11-23 06:36:56,782 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 69 76) the Hoare annotation is: true [2018-11-23 06:36:56,782 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 69 76) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-23 06:36:56,783 INFO L444 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L444 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-23 06:36:56,783 INFO L451 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-23 06:36:56,783 INFO L448 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-23 06:36:56,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:36:56 BoogieIcfgContainer [2018-11-23 06:36:56,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:36:56,793 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:36:56,793 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:36:56,793 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:36:56,794 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:49" (3/4) ... [2018-11-23 06:36:56,796 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:36:56,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 06:36:56,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 06:36:56,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:36:56,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 06:36:56,802 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 06:36:56,803 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 06:36:56,803 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 06:36:56,803 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-23 06:36:56,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 06:36:56,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 06:36:56,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 06:36:56,809 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:36:56,809 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:36:56,809 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:36:56,810 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:36:56,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-23 06:36:56,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 06:36:56,865 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_87a47002-faef-42aa-b9fc-6f7a36798c1a/bin-2019/uautomizer/witness.graphml [2018-11-23 06:36:56,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:36:56,865 INFO L168 Benchmark]: Toolchain (without parser) took 7798.83 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 425.2 MB). Free memory was 956.6 MB in the beginning and 934.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 447.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,866 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:36:56,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:36:56,867 INFO L168 Benchmark]: Boogie Preprocessor took 26.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,867 INFO L168 Benchmark]: RCFGBuilder took 485.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,867 INFO L168 Benchmark]: TraceAbstraction took 6823.54 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 281.0 MB). Free memory was 1.1 GB in the beginning and 946.4 MB in the end (delta: 123.8 MB). Peak memory consumption was 424.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,867 INFO L168 Benchmark]: Witness Printer took 71.95 ms. Allocated memory is still 1.5 GB. Free memory was 946.4 MB in the beginning and 934.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:56,869 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 485.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6823.54 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 281.0 MB). Free memory was 1.1 GB in the beginning and 946.4 MB in the end (delta: 123.8 MB). Peak memory consumption was 424.5 MB. Max. memory is 11.5 GB. * Witness Printer took 71.95 ms. Allocated memory is still 1.5 GB. Free memory was 946.4 MB in the beginning and 934.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 149 locations, 1 error locations. SAFE Result, 6.7s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1870 SDtfs, 1357 SDslu, 7459 SDs, 0 SdLazy, 2984 SolverSat, 228 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 383 GetRequests, 280 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2061occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 180 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 4316 PreInvPairs, 4555 NumberOfFragments, 1756 HoareAnnotationTreeSize, 4316 FomulaSimplifications, 4129 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 63 FomulaSimplificationsInter, 13819 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1066 NumberOfCodeBlocks, 1066 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1054 ConstructedInterpolants, 0 QuantifiedInterpolants, 168682 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1616 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...