./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/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 d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:32:12,426 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:32:12,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:32:12,437 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:32:12,437 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:32:12,438 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:32:12,439 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:32:12,440 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:32:12,441 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:32:12,442 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:32:12,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:32:12,443 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:32:12,444 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:32:12,444 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:32:12,445 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:32:12,446 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:32:12,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:32:12,448 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:32:12,449 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:32:12,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:32:12,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:32:12,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:32:12,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:32:12,455 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:32:12,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:32:12,455 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:32:12,456 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:32:12,457 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:32:12,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:32:12,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:32:12,459 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:32:12,459 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:32:12,459 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:32:12,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:32:12,460 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:32:12,461 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:32:12,461 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 20:32:12,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:32:12,471 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:32:12,472 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:32:12,472 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:32:12,473 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:32:12,473 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:32:12,473 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:32:12,473 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:32:12,473 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:32:12,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:32:12,474 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:32:12,475 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:32:12,476 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:32:12,476 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:32:12,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:32:12,476 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:32:12,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:32:12,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:32:12,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:32:12,477 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:32:12,477 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 20:32:12,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:32:12,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:32:12,477 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_0227d883-b3b8-41d8-b186-279366779582/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 -> d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b [2018-10-26 20:32:12,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:32:12,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:32:12,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:32:12,526 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:32:12,526 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:32:12,527 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-10-26 20:32:12,577 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/data/d4c660a2a/0030c3ebedae440082e533a6b7073064/FLAG2e33d4431 [2018-10-26 20:32:12,982 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:32:12,982 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-10-26 20:32:12,992 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/data/d4c660a2a/0030c3ebedae440082e533a6b7073064/FLAG2e33d4431 [2018-10-26 20:32:13,004 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/data/d4c660a2a/0030c3ebedae440082e533a6b7073064 [2018-10-26 20:32:13,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:32:13,008 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:32:13,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:32:13,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:32:13,011 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:32:13,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2815aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13, skipping insertion in model container [2018-10-26 20:32:13,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:32:13,060 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:32:13,306 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:32:13,314 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:32:13,371 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:32:13,395 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:32:13,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13 WrapperNode [2018-10-26 20:32:13,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:32:13,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:32:13,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:32:13,396 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:32:13,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... [2018-10-26 20:32:13,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:32:13,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:32:13,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:32:13,523 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:32:13,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/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 [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 20:32:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 20:32:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 20:32:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-10-26 20:32:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:32:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 20:32:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 20:32:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 20:32:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-26 20:32:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 20:32:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-10-26 20:32:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 20:32:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:32:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:32:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:32:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 20:32:14,978 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:32:14,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:32:14 BoogieIcfgContainer [2018-10-26 20:32:14,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:32:14,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:32:14,980 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:32:14,983 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:32:14,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:32:13" (1/3) ... [2018-10-26 20:32:14,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d157b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:32:14, skipping insertion in model container [2018-10-26 20:32:14,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:32:13" (2/3) ... [2018-10-26 20:32:14,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d157b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:32:14, skipping insertion in model container [2018-10-26 20:32:14,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:32:14" (3/3) ... [2018-10-26 20:32:14,987 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-10-26 20:32:14,996 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:32:15,004 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:32:15,021 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:32:15,056 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:32:15,057 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:32:15,057 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:32:15,057 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:32:15,057 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:32:15,058 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:32:15,058 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:32:15,058 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:32:15,058 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:32:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-10-26 20:32:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 20:32:15,105 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:15,106 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:15,108 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:15,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:15,119 INFO L82 PathProgramCache]: Analyzing trace with hash 205750778, now seen corresponding path program 1 times [2018-10-26 20:32:15,121 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:15,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:15,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:15,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:15,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:15,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:32:15,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 20:32:15,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 20:32:15,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:32:15,399 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 2 states. [2018-10-26 20:32:15,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:15,438 INFO L93 Difference]: Finished difference Result 345 states and 422 transitions. [2018-10-26 20:32:15,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 20:32:15,439 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2018-10-26 20:32:15,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:15,450 INFO L225 Difference]: With dead ends: 345 [2018-10-26 20:32:15,450 INFO L226 Difference]: Without dead ends: 193 [2018-10-26 20:32:15,454 INFO L605 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 [2018-10-26 20:32:15,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-10-26 20:32:15,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2018-10-26 20:32:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-10-26 20:32:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 223 transitions. [2018-10-26 20:32:15,506 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 223 transitions. Word has length 88 [2018-10-26 20:32:15,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:15,507 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 223 transitions. [2018-10-26 20:32:15,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 20:32:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 223 transitions. [2018-10-26 20:32:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 20:32:15,510 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:15,510 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:15,511 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:15,511 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:15,511 INFO L82 PathProgramCache]: Analyzing trace with hash 734408627, now seen corresponding path program 1 times [2018-10-26 20:32:15,511 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:15,511 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:15,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:15,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:15,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:15,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:15,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:32:15,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:32:15,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:32:15,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:32:15,646 INFO L87 Difference]: Start difference. First operand 193 states and 223 transitions. Second operand 3 states. [2018-10-26 20:32:15,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:15,680 INFO L93 Difference]: Finished difference Result 286 states and 334 transitions. [2018-10-26 20:32:15,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:32:15,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2018-10-26 20:32:15,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:15,683 INFO L225 Difference]: With dead ends: 286 [2018-10-26 20:32:15,683 INFO L226 Difference]: Without dead ends: 183 [2018-10-26 20:32:15,685 INFO L605 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 [2018-10-26 20:32:15,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-10-26 20:32:15,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-10-26 20:32:15,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-10-26 20:32:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 210 transitions. [2018-10-26 20:32:15,700 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 210 transitions. Word has length 90 [2018-10-26 20:32:15,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:15,700 INFO L481 AbstractCegarLoop]: Abstraction has 183 states and 210 transitions. [2018-10-26 20:32:15,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:32:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 210 transitions. [2018-10-26 20:32:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 20:32:15,703 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:15,703 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:15,703 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:15,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:15,704 INFO L82 PathProgramCache]: Analyzing trace with hash 960098301, now seen corresponding path program 1 times [2018-10-26 20:32:15,704 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:15,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:15,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:15,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:16,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:16,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 20:32:16,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:32:16,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:32:16,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:32:16,238 INFO L87 Difference]: Start difference. First operand 183 states and 210 transitions. Second operand 7 states. [2018-10-26 20:32:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:17,293 INFO L93 Difference]: Finished difference Result 471 states and 569 transitions. [2018-10-26 20:32:17,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 20:32:17,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-10-26 20:32:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:17,298 INFO L225 Difference]: With dead ends: 471 [2018-10-26 20:32:17,298 INFO L226 Difference]: Without dead ends: 353 [2018-10-26 20:32:17,299 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:32:17,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-10-26 20:32:17,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 345. [2018-10-26 20:32:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-10-26 20:32:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 414 transitions. [2018-10-26 20:32:17,335 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 414 transitions. Word has length 94 [2018-10-26 20:32:17,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:17,336 INFO L481 AbstractCegarLoop]: Abstraction has 345 states and 414 transitions. [2018-10-26 20:32:17,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:32:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 414 transitions. [2018-10-26 20:32:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 20:32:17,340 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:17,340 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:17,340 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:17,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:17,341 INFO L82 PathProgramCache]: Analyzing trace with hash 2059881180, now seen corresponding path program 1 times [2018-10-26 20:32:17,341 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:17,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:17,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:17,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:17,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:17,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:17,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:32:17,810 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:32:17,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:32:17,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:32:17,811 INFO L87 Difference]: Start difference. First operand 345 states and 414 transitions. Second operand 6 states. [2018-10-26 20:32:18,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:18,130 INFO L93 Difference]: Finished difference Result 887 states and 1102 transitions. [2018-10-26 20:32:18,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:32:18,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-10-26 20:32:18,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:18,136 INFO L225 Difference]: With dead ends: 887 [2018-10-26 20:32:18,136 INFO L226 Difference]: Without dead ends: 607 [2018-10-26 20:32:18,139 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 20:32:18,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2018-10-26 20:32:18,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 601. [2018-10-26 20:32:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-26 20:32:18,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 731 transitions. [2018-10-26 20:32:18,194 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 731 transitions. Word has length 100 [2018-10-26 20:32:18,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:18,194 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 731 transitions. [2018-10-26 20:32:18,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:32:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 731 transitions. [2018-10-26 20:32:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 20:32:18,197 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:18,201 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:18,201 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:18,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:18,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1307127304, now seen corresponding path program 1 times [2018-10-26 20:32:18,202 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:18,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:18,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:18,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:18,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:18,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:18,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 20:32:18,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:32:18,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:32:18,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:32:18,795 INFO L87 Difference]: Start difference. First operand 601 states and 731 transitions. Second operand 7 states. [2018-10-26 20:32:19,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:19,921 INFO L93 Difference]: Finished difference Result 1496 states and 1957 transitions. [2018-10-26 20:32:19,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 20:32:19,922 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 104 [2018-10-26 20:32:19,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:19,925 INFO L225 Difference]: With dead ends: 1496 [2018-10-26 20:32:19,926 INFO L226 Difference]: Without dead ends: 960 [2018-10-26 20:32:19,928 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-26 20:32:19,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2018-10-26 20:32:19,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 858. [2018-10-26 20:32:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 858 states. [2018-10-26 20:32:19,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1038 transitions. [2018-10-26 20:32:19,988 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1038 transitions. Word has length 104 [2018-10-26 20:32:19,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:19,988 INFO L481 AbstractCegarLoop]: Abstraction has 858 states and 1038 transitions. [2018-10-26 20:32:19,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:32:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1038 transitions. [2018-10-26 20:32:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:32:19,992 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:19,992 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:19,992 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:19,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:19,993 INFO L82 PathProgramCache]: Analyzing trace with hash -75809200, now seen corresponding path program 1 times [2018-10-26 20:32:19,993 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:19,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:19,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:19,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:19,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:20,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:20,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:32:20,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:32:20,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:32:20,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:32:20,118 INFO L87 Difference]: Start difference. First operand 858 states and 1038 transitions. Second operand 6 states. [2018-10-26 20:32:20,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:20,196 INFO L93 Difference]: Finished difference Result 1671 states and 2069 transitions. [2018-10-26 20:32:20,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:32:20,198 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-10-26 20:32:20,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:20,204 INFO L225 Difference]: With dead ends: 1671 [2018-10-26 20:32:20,204 INFO L226 Difference]: Without dead ends: 878 [2018-10-26 20:32:20,206 INFO L605 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 [2018-10-26 20:32:20,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2018-10-26 20:32:20,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2018-10-26 20:32:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 878 states. [2018-10-26 20:32:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1058 transitions. [2018-10-26 20:32:20,258 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1058 transitions. Word has length 131 [2018-10-26 20:32:20,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:20,261 INFO L481 AbstractCegarLoop]: Abstraction has 878 states and 1058 transitions. [2018-10-26 20:32:20,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:32:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1058 transitions. [2018-10-26 20:32:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:32:20,263 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:20,263 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:20,263 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:20,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:20,264 INFO L82 PathProgramCache]: Analyzing trace with hash -148195758, now seen corresponding path program 1 times [2018-10-26 20:32:20,264 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:20,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:20,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:20,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:20,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:20,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:20,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 20:32:20,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 20:32:20,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 20:32:20,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:32:20,403 INFO L87 Difference]: Start difference. First operand 878 states and 1058 transitions. Second operand 8 states. [2018-10-26 20:32:20,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:20,559 INFO L93 Difference]: Finished difference Result 1719 states and 2155 transitions. [2018-10-26 20:32:20,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:32:20,566 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 131 [2018-10-26 20:32:20,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:20,570 INFO L225 Difference]: With dead ends: 1719 [2018-10-26 20:32:20,571 INFO L226 Difference]: Without dead ends: 906 [2018-10-26 20:32:20,573 INFO L605 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 [2018-10-26 20:32:20,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 906 states. [2018-10-26 20:32:20,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 906 to 894. [2018-10-26 20:32:20,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2018-10-26 20:32:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1074 transitions. [2018-10-26 20:32:20,614 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1074 transitions. Word has length 131 [2018-10-26 20:32:20,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:20,614 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1074 transitions. [2018-10-26 20:32:20,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 20:32:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1074 transitions. [2018-10-26 20:32:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:32:20,616 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:20,616 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:20,616 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:20,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:20,617 INFO L82 PathProgramCache]: Analyzing trace with hash 181570003, now seen corresponding path program 1 times [2018-10-26 20:32:20,617 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:20,617 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:20,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:20,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:20,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:21,014 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 20:32:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:21,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:21,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:32:21,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:32:21,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:32:21,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:32:21,031 INFO L87 Difference]: Start difference. First operand 894 states and 1074 transitions. Second operand 4 states. [2018-10-26 20:32:22,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:22,804 INFO L93 Difference]: Finished difference Result 2806 states and 3551 transitions. [2018-10-26 20:32:22,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:32:22,805 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2018-10-26 20:32:22,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:22,813 INFO L225 Difference]: With dead ends: 2806 [2018-10-26 20:32:22,813 INFO L226 Difference]: Without dead ends: 1977 [2018-10-26 20:32:22,816 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:32:22,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1977 states. [2018-10-26 20:32:22,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1977 to 1946. [2018-10-26 20:32:22,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1946 states. [2018-10-26 20:32:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2406 transitions. [2018-10-26 20:32:22,925 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2406 transitions. Word has length 131 [2018-10-26 20:32:22,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:22,926 INFO L481 AbstractCegarLoop]: Abstraction has 1946 states and 2406 transitions. [2018-10-26 20:32:22,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:32:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2406 transitions. [2018-10-26 20:32:22,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:32:22,931 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:22,931 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:22,931 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:22,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:22,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1024195353, now seen corresponding path program 1 times [2018-10-26 20:32:22,931 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:22,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:22,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:22,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:22,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:23,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:23,044 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:32:23,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:32:23,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:32:23,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:32:23,044 INFO L87 Difference]: Start difference. First operand 1946 states and 2406 transitions. Second operand 3 states. [2018-10-26 20:32:23,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:23,236 INFO L93 Difference]: Finished difference Result 3125 states and 3984 transitions. [2018-10-26 20:32:23,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:32:23,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2018-10-26 20:32:23,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:23,250 INFO L225 Difference]: With dead ends: 3125 [2018-10-26 20:32:23,250 INFO L226 Difference]: Without dead ends: 3122 [2018-10-26 20:32:23,252 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:32:23,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3122 states. [2018-10-26 20:32:23,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3122 to 2962. [2018-10-26 20:32:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2962 states. [2018-10-26 20:32:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2962 states and 3788 transitions. [2018-10-26 20:32:23,411 INFO L78 Accepts]: Start accepts. Automaton has 2962 states and 3788 transitions. Word has length 135 [2018-10-26 20:32:23,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:23,412 INFO L481 AbstractCegarLoop]: Abstraction has 2962 states and 3788 transitions. [2018-10-26 20:32:23,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:32:23,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3788 transitions. [2018-10-26 20:32:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 20:32:23,423 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:23,423 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:23,423 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:23,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:23,424 INFO L82 PathProgramCache]: Analyzing trace with hash -138562691, now seen corresponding path program 1 times [2018-10-26 20:32:23,424 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:23,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:23,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:23,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:23,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 20:32:23,763 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:32:23,763 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/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 [2018-10-26 20:32:23,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:23,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:32:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 20:32:24,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:32:24,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-10-26 20:32:24,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:32:24,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:32:24,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:32:24,166 INFO L87 Difference]: Start difference. First operand 2962 states and 3788 transitions. Second operand 6 states. [2018-10-26 20:32:30,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:30,175 INFO L93 Difference]: Finished difference Result 6790 states and 9206 transitions. [2018-10-26 20:32:30,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 20:32:30,176 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 218 [2018-10-26 20:32:30,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:30,197 INFO L225 Difference]: With dead ends: 6790 [2018-10-26 20:32:30,197 INFO L226 Difference]: Without dead ends: 4235 [2018-10-26 20:32:30,206 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:32:30,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4235 states. [2018-10-26 20:32:30,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4235 to 3853. [2018-10-26 20:32:30,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3853 states. [2018-10-26 20:32:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3853 states and 4980 transitions. [2018-10-26 20:32:30,427 INFO L78 Accepts]: Start accepts. Automaton has 3853 states and 4980 transitions. Word has length 218 [2018-10-26 20:32:30,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:30,428 INFO L481 AbstractCegarLoop]: Abstraction has 3853 states and 4980 transitions. [2018-10-26 20:32:30,428 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:32:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 4980 transitions. [2018-10-26 20:32:30,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 20:32:30,438 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:30,438 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:30,439 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:30,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:30,439 INFO L82 PathProgramCache]: Analyzing trace with hash 616518292, now seen corresponding path program 1 times [2018-10-26 20:32:30,439 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:30,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:30,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:30,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:30,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:32:30,952 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:32:30,952 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/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 [2018-10-26 20:32:30,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:31,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:32:31,116 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:32:31,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:32:31,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-10-26 20:32:31,134 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 20:32:31,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 20:32:31,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:32:31,134 INFO L87 Difference]: Start difference. First operand 3853 states and 4980 transitions. Second operand 8 states. [2018-10-26 20:32:31,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:31,425 INFO L93 Difference]: Finished difference Result 6909 states and 9071 transitions. [2018-10-26 20:32:31,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:32:31,426 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 199 [2018-10-26 20:32:31,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:31,440 INFO L225 Difference]: With dead ends: 6909 [2018-10-26 20:32:31,440 INFO L226 Difference]: Without dead ends: 3486 [2018-10-26 20:32:31,450 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:32:31,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3486 states. [2018-10-26 20:32:31,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3486 to 3061. [2018-10-26 20:32:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3061 states. [2018-10-26 20:32:31,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 3061 states and 3636 transitions. [2018-10-26 20:32:31,608 INFO L78 Accepts]: Start accepts. Automaton has 3061 states and 3636 transitions. Word has length 199 [2018-10-26 20:32:31,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:31,609 INFO L481 AbstractCegarLoop]: Abstraction has 3061 states and 3636 transitions. [2018-10-26 20:32:31,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 20:32:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3636 transitions. [2018-10-26 20:32:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 20:32:31,617 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:31,617 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:31,617 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:31,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:31,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1644998382, now seen corresponding path program 1 times [2018-10-26 20:32:31,619 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:31,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:31,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:31,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:31,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 20:32:31,736 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:32:31,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:32:31,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:32:31,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:32:31,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:32:31,736 INFO L87 Difference]: Start difference. First operand 3061 states and 3636 transitions. Second operand 3 states. [2018-10-26 20:32:31,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:31,840 INFO L93 Difference]: Finished difference Result 3480 states and 4153 transitions. [2018-10-26 20:32:31,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:32:31,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2018-10-26 20:32:31,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:31,847 INFO L225 Difference]: With dead ends: 3480 [2018-10-26 20:32:31,847 INFO L226 Difference]: Without dead ends: 1302 [2018-10-26 20:32:31,851 INFO L605 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 [2018-10-26 20:32:31,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2018-10-26 20:32:31,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1258. [2018-10-26 20:32:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1258 states. [2018-10-26 20:32:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1452 transitions. [2018-10-26 20:32:31,908 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1452 transitions. Word has length 209 [2018-10-26 20:32:31,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:31,908 INFO L481 AbstractCegarLoop]: Abstraction has 1258 states and 1452 transitions. [2018-10-26 20:32:31,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:32:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1452 transitions. [2018-10-26 20:32:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 20:32:31,913 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:32:31,914 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:32:31,914 INFO L424 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:32:31,914 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:32:31,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1765536854, now seen corresponding path program 1 times [2018-10-26 20:32:31,914 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:32:31,914 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:32:31,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:31,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:31,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:32:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:32,758 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 20:32:32,758 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:32:32,758 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:32:32,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:32:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:32:32,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:32:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:32:33,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:32:33,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-10-26 20:32:33,070 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-26 20:32:33,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-26 20:32:33,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-10-26 20:32:33,071 INFO L87 Difference]: Start difference. First operand 1258 states and 1452 transitions. Second operand 19 states. [2018-10-26 20:32:34,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:32:34,010 INFO L93 Difference]: Finished difference Result 2183 states and 2537 transitions. [2018-10-26 20:32:34,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 20:32:34,018 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 212 [2018-10-26 20:32:34,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:32:34,019 INFO L225 Difference]: With dead ends: 2183 [2018-10-26 20:32:34,019 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 20:32:34,024 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 209 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-10-26 20:32:34,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 20:32:34,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 20:32:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 20:32:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 20:32:34,025 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 212 [2018-10-26 20:32:34,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:32:34,025 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 20:32:34,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-26 20:32:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 20:32:34,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:32:34,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 20:32:34,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:34,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:35,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:32:36,195 WARN L179 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2018-10-26 20:32:36,618 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 41 [2018-10-26 20:32:36,797 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 26 [2018-10-26 20:32:37,301 WARN L179 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2018-10-26 20:32:37,626 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 39 [2018-10-26 20:32:37,833 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2018-10-26 20:32:38,111 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 42 [2018-10-26 20:32:38,373 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 34 [2018-10-26 20:32:38,499 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 34 [2018-10-26 20:32:38,799 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 33 [2018-10-26 20:32:39,149 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 29 [2018-10-26 20:32:39,669 WARN L179 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 53 [2018-10-26 20:32:39,781 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2018-10-26 20:32:40,510 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 25 [2018-10-26 20:32:40,650 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 31 [2018-10-26 20:32:40,783 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2018-10-26 20:32:41,085 WARN L179 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 34 [2018-10-26 20:32:41,194 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 41 [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point L601(lines 578 602) no Hoare annotation was computed. [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 554 609) no Hoare annotation was computed. [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 579 600) no Hoare annotation was computed. [2018-10-26 20:32:41,203 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L577-1(line 577) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L606(line 606) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L598(line 598) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L598-1(lines 579 600) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 554 609) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 554 609) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L642-1(lines 642 646) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L636-1(lines 636 661) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L634-1(line 634) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L636-3(lines 636 661) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-10-26 20:32:41,204 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 610 669) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 610 669) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L637(line 637) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L662(lines 635 663) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 610 669) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L654(line 654) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L654-1(line 654) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L650-1(line 650) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 646) no Hoare annotation was computed. [2018-10-26 20:32:41,205 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-10-26 20:32:41,206 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-10-26 20:32:41,206 INFO L421 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 20:32:41,206 INFO L421 ceAbstractionStarter]: At program point L993-1(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point L991(lines 991 998) no Hoare annotation was computed. [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2018-10-26 20:32:41,206 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,206 INFO L425 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L421 ceAbstractionStarter]: At program point L988(line 988) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,207 INFO L421 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,207 INFO L421 ceAbstractionStarter]: At program point L987-1(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 939 962) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 939 962) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L956(line 956) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 939 962) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L955(line 955) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L954(line 954) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-10-26 20:32:41,207 INFO L425 ceAbstractionStarter]: For program point L952(line 952) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L421 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (and (not (= ~systemActive~0 0)) .cse0) (or (= ~waterLevel~0 1) (= |old(~systemActive~0)| 0)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0))) (or (and (= ~systemActive~0 1) .cse0) .cse1 (not (= |old(~systemActive~0)| 1))))) [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2018-10-26 20:32:41,208 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not .cse0) .cse1 .cse2 .cse3) (or (and (not .cse3) .cse4) (or (= ~waterLevel~0 1) .cse0) .cse5) (or .cse4 .cse1 .cse2) (or (and (= ~systemActive~0 1) .cse4) .cse5 (not (= |old(~systemActive~0)| 1))))) [2018-10-26 20:32:41,208 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L428 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 439) no Hoare annotation was computed. [2018-10-26 20:32:41,209 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 412 447) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 412 447) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 427) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 412 447) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L545-1(line 545) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L545-2(line 545) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 508 553) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2018-10-26 20:32:41,210 INFO L425 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L531-1(line 531) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 508 553) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 508 553) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L862-1(line 862) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 821 866) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 853) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L852-1(lines 835 855) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 821 866) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 848) no Hoare annotation was computed. [2018-10-26 20:32:41,211 INFO L425 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point L840-1(line 840) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 821 866) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point L835(lines 835 855) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,212 INFO L421 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2018-10-26 20:32:41,212 INFO L428 ceAbstractionStarter]: At program point L397(line 397) the Hoare annotation is: true [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2018-10-26 20:32:41,212 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or (= ~waterLevel~0 1) (= ~systemActive~0 0)) .cse1) (or .cse0 .cse1 (not (= ~systemActive~0 1))))) [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2018-10-26 20:32:41,213 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3) (or .cse4 .cse1 .cse0 .cse2) (or .cse5 .cse2 .cse0 .cse6 .cse3) (or .cse4 .cse5 .cse0 .cse2 .cse6))) [2018-10-26 20:32:41,213 INFO L421 ceAbstractionStarter]: At program point L370(line 370) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse4 .cse5 .cse6) (or (or .cse1 .cse2) .cse6) (or .cse0 .cse3 .cse4 .cse2 .cse5))) [2018-10-26 20:32:41,213 INFO L425 ceAbstractionStarter]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2018-10-26 20:32:41,214 INFO L421 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse4 .cse1) .cse3) (or .cse5 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1))) [2018-10-26 20:32:41,214 INFO L421 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse5 .cse1) (or (or .cse5 .cse1) .cse3))) [2018-10-26 20:32:41,214 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 367) no Hoare annotation was computed. [2018-10-26 20:32:41,214 INFO L421 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 (or .cse6 .cse1) .cse3) (or .cse4 .cse6 .cse5 .cse1))) [2018-10-26 20:32:41,214 INFO L425 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2018-10-26 20:32:41,214 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 372) no Hoare annotation was computed. [2018-10-26 20:32:41,214 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2018-10-26 20:32:41,214 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2018-10-26 20:32:41,214 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 20:32:41,214 INFO L421 ceAbstractionStarter]: At program point L250(lines 201 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 20:32:41,214 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L421 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not (= ~systemActive~0 0)) (not (= ~waterLevel~0 1)) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~systemActive~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L421 ceAbstractionStarter]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (= ~systemActive~0 0) .cse1 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse2 .cse3) (and (<= 2 ~waterLevel~0) .cse6 .cse5 .cse2 .cse3) (and .cse6 .cse5 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L203(lines 202 249) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 245) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L421 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse1 .cse3 .cse4) (and (<= 2 ~waterLevel~0) .cse6 .cse5 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse6 .cse2 .cse4 .cse3))) [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2018-10-26 20:32:41,215 INFO L421 ceAbstractionStarter]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse1 .cse3 .cse4) (and (<= 2 ~waterLevel~0) .cse6 .cse5 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse6 .cse2 .cse4 .cse3))) [2018-10-26 20:32:41,215 INFO L421 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3 .cse6) (and .cse5 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse5 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-10-26 20:32:41,215 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 218) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L202-1(lines 202 249) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 800) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 802) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 775 820) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 809) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 775 820) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 775 820) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-10-26 20:32:41,216 INFO L425 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L806(lines 806 807) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L806-1(lines 789 809) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L421 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (let ((.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or .cse5 .cse4)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 (< ~waterLevel~0 2) .cse3 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse0) (or (or .cse3 .cse4) .cse1) (or .cse5 (not (= ~systemActive~0 0)))))) [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L890(lines 890 900) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse4 (not (= 1 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (< ~waterLevel~0 2) .cse4 .cse1 .cse5 .cse6) (or (or .cse4 .cse1) .cse2) (or .cse7 (or .cse0 .cse8 .cse5) .cse6) (or .cse7 (or .cse0 .cse2)) (or .cse3 .cse0 .cse6 .cse1 .cse8 .cse5))) [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 903) no Hoare annotation was computed. [2018-10-26 20:32:41,217 INFO L425 ceAbstractionStarter]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L421 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse3 .cse4 .cse1 .cse5 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~systemActive~0 0)) (or .cse4 .cse5 .cse2) .cse3) (or .cse0 .cse4 .cse3 .cse1 .cse5 .cse2))) [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point L884-1(line 884) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse3 .cse4 .cse1 .cse5 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~systemActive~0 0)) (or .cse4 .cse5 .cse2) .cse3) (or .cse0 .cse4 .cse3 .cse1 .cse5 .cse2))) [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2018-10-26 20:32:41,218 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L721-1(lines 721 741) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L721-3(lines 721 741) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L742(lines 720 743) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L734(line 734) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 717) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2018-10-26 20:32:41,219 INFO L425 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L722(lines 721 741) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 759) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L706(line 706) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L706-1(line 706) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 672 774) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L760(lines 760 771) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 672 774) no Hoare annotation was computed. [2018-10-26 20:32:41,220 INFO L425 ceAbstractionStarter]: For program point L736(line 736) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L732(line 732) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 672 774) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L417(line 417) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L417-1(line 417) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L799-2(line 799) no Hoare annotation was computed. [2018-10-26 20:32:41,221 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L151-1(line 151) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L147-1(line 147) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L845-1(line 845) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-26 20:32:41,222 INFO L425 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L433-1(line 433) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L429-1(line 429) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-10-26 20:32:41,223 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 20:32:41,223 INFO L425 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point L425-1(line 425) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1 .cse3 .cse4))) [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2018-10-26 20:32:41,224 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L428 ceAbstractionStarter]: At program point L455(line 455) the Hoare annotation is: true [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse5 .cse3 .cse4) .cse6 .cse7) (or .cse1 (not (= ~systemActive~0 0)) .cse4 .cse7 .cse6) (or .cse1 .cse3 .cse4 .cse7 .cse6) (or .cse2 .cse0 (< ~waterLevel~0 2) .cse5 .cse3))) [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,225 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2018-10-26 20:32:41,226 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2018-10-26 20:32:41,226 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2018-10-26 20:32:41,226 INFO L421 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse7 .cse6)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (< |old(~waterLevel~0)| 2) .cse5 .cse3 .cse6) (or .cse0 (and .cse7 .cse6) (or .cse5 .cse3 .cse4)) (or (or .cse5 .cse3) .cse6 .cse8) (or .cse1 (not (= ~systemActive~0 0))) (or .cse1 .cse3 .cse2 .cse4 .cse8)))) [2018-10-26 20:32:41,226 INFO L421 ceAbstractionStarter]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse18 (= ~systemActive~0 1))) (let ((.cse12 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse17 (= ~methaneLevelCritical~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not .cse18)) (.cse16 (not (= |old(~waterLevel~0)| 1))) (.cse13 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse14 (or .cse1 .cse5 .cse16 .cse13)) (.cse2 (not (= ~systemActive~0 0))) (.cse9 (and .cse3 .cse17 .cse18)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not .cse17)) (.cse10 (<= 2 ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 1)) (.cse15 (= 0 ~methAndRunningLastTime~0)) (.cse0 (and .cse12 .cse6))) (and (or .cse0 .cse1 .cse2) (or .cse3 (or .cse4 .cse5) .cse6 .cse7) (or .cse8 .cse9 (< |old(~waterLevel~0)| 2) .cse4 .cse5) (or .cse1 (and .cse10 .cse11 .cse12) .cse5 .cse13 .cse7 .cse0) (or .cse14 .cse15 .cse7) (or .cse8 .cse14 .cse15) (or .cse2 (or .cse1 .cse16 .cse13) .cse15) (or .cse8 .cse9 (or .cse4 .cse5 .cse13)) (or .cse8 .cse1 (and .cse10 .cse11 .cse12 .cse15) .cse5 .cse13 .cse0))))) [2018-10-26 20:32:41,226 INFO L421 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and .cse7 .cse8)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (or .cse5 .cse1) .cse3) (or .cse6 .cse0 .cse1 .cse2) (or .cse6 (and .cse7 .cse8 (= 0 ~methAndRunningLastTime~0)) (or .cse5 .cse1 .cse2)) (or .cse0 (not (= ~systemActive~0 0))) (or .cse6 .cse4 (< |old(~waterLevel~0)| 2) .cse5 .cse1)))) [2018-10-26 20:32:41,226 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse5 (and .cse10 .cse11)) (.cse6 (not (= ~systemActive~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (and .cse10 .cse9 .cse11)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6) (or .cse5 .cse0 (< |old(~waterLevel~0)| 2) .cse7 .cse3) (or .cse5 (or .cse7 .cse3) .cse8) (or .cse1 .cse6 .cse9 .cse4) (or .cse2 .cse0 (or .cse7 .cse3 .cse4)) (or .cse1 .cse3 .cse2 .cse4 .cse8)))) [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L271(lines 270 289) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L428 ceAbstractionStarter]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L919-1(lines 919 933) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L428 ceAbstractionStarter]: At program point L919-3(lines 919 933) the Hoare annotation is: true [2018-10-26 20:32:41,227 INFO L428 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: true [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L915-1(line 915) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L428 ceAbstractionStarter]: At program point L934(lines 909 938) the Hoare annotation is: true [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-10-26 20:32:41,227 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2018-10-26 20:32:41,227 INFO L425 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or (or .cse3 .cse2) .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-10-26 20:32:41,228 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2018-10-26 20:32:41,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-10-26 20:32:41,228 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:32:41,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:32:41,228 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse1 .cse0 .cse4) (or .cse3 .cse1 .cse0 .cse4 .cse2))) [2018-10-26 20:32:41,228 INFO L421 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L421 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse4))) [2018-10-26 20:32:41,229 INFO L421 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse4))) [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L421 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse4))) [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point L305-1(line 305) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 320) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2018-10-26 20:32:41,229 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2018-10-26 20:32:41,230 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse5 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (or .cse5 .cse2)) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or (not (= ~systemActive~0 0)) .cse4 .cse5 .cse1) (or .cse0 .cse1 .cse6 .cse4) (or .cse1 .cse3 .cse2 .cse4 .cse7) (or .cse6 .cse1 .cse4 .cse7)))) [2018-10-26 20:32:41,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2018-10-26 20:32:41,230 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2018-10-26 20:32:41,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2018-10-26 20:32:41,238 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2018-10-26 20:32:41,238 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2018-10-26 20:32:41,238 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse1 .cse0 .cse4) (or .cse3 .cse1 .cse0 .cse4 .cse2))) [2018-10-26 20:32:41,238 INFO L421 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse4))) [2018-10-26 20:32:41,238 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2018-10-26 20:32:41,238 INFO L421 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-10-26 20:32:41,239 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-10-26 20:32:41,239 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2018-10-26 20:32:41,239 INFO L421 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-10-26 20:32:41,239 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-10-26 20:32:41,239 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 346) no Hoare annotation was computed. [2018-10-26 20:32:41,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:32:41 BoogieIcfgContainer [2018-10-26 20:32:41,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:32:41,262 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:32:41,262 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:32:41,270 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:32:41,270 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:32:14" (3/4) ... [2018-10-26 20:32:41,278 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:32:41,290 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-10-26 20:32:41,290 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-10-26 20:32:41,290 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 20:32:41,290 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 20:32:41,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 20:32:41,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 20:32:41,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 20:32:41,304 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-10-26 20:32:41,304 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-26 20:32:41,305 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 20:32:41,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0) [2018-10-26 20:32:41,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-10-26 20:32:41,448 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0227d883-b3b8-41d8-b186-279366779582/bin-2019/uautomizer/witness.graphml [2018-10-26 20:32:41,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:32:41,452 INFO L168 Benchmark]: Toolchain (without parser) took 28445.48 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 536.3 MB). Free memory was 951.8 MB in the beginning and 1.4 GB in the end (delta: -465.0 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,453 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:32:41,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.26 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 928.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,456 INFO L168 Benchmark]: Boogie Preprocessor took 126.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 928.9 MB in the beginning and 1.2 GB in the end (delta: -246.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,457 INFO L168 Benchmark]: RCFGBuilder took 1456.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,457 INFO L168 Benchmark]: TraceAbstraction took 26282.27 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 351.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -338.7 MB). Peak memory consumption was 518.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,457 INFO L168 Benchmark]: Witness Printer took 189.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:32:41,459 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.26 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 928.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 928.9 MB in the beginning and 1.2 GB in the end (delta: -246.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1456.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 26282.27 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 351.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -338.7 MB). Peak memory consumption was 518.2 MB. Max. memory is 11.5 GB. * Witness Printer took 189.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 356 locations, 1 error locations. SAFE Result, 26.1s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 12.3s AutomataDifference, 0.0s DeadEndRemovalTime, 7.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3252 SDtfs, 1951 SDslu, 9008 SDs, 0 SdLazy, 2658 SolverSat, 507 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 760 GetRequests, 672 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3853occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 1170 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 6095 PreInvPairs, 6275 NumberOfFragments, 3252 HoareAnnotationTreeSize, 6095 FomulaSimplifications, 12542 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 70 FomulaSimplificationsInter, 24458 FormulaSimplificationTreeSizeReductionInter, 6.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 2471 NumberOfCodeBlocks, 2471 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2455 ConstructedInterpolants, 0 QuantifiedInterpolants, 588743 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2742 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 384/410 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...