./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54_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_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/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 59e8ffce74c1b6945f19c84278937c63a4a3dd33 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:44:25,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:44:25,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:44:25,403 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:44:25,403 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:44:25,404 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:44:25,405 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:44:25,406 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:44:25,407 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:44:25,408 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:44:25,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:44:25,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:44:25,409 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:44:25,410 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:44:25,410 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:44:25,411 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:44:25,412 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:44:25,413 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:44:25,414 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:44:25,415 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:44:25,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:44:25,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:44:25,418 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:44:25,418 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:44:25,418 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:44:25,419 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:44:25,420 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:44:25,420 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:44:25,421 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:44:25,421 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:44:25,422 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:44:25,422 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:44:25,422 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:44:25,422 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:44:25,423 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:44:25,423 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:44:25,424 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 03:44:25,433 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:44:25,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:44:25,434 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:44:25,434 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:44:25,435 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:44:25,435 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:44:25,435 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 03:44:25,435 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:44:25,435 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:44:25,436 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:44:25,437 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:44:25,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:44:25,438 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:44:25,438 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:44:25,438 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:44:25,438 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 03:44:25,438 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:44:25,438 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:44:25,438 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_b8956cb1-12b5-443e-ba9c-674110fc032a/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 -> 59e8ffce74c1b6945f19c84278937c63a4a3dd33 [2018-11-10 03:44:25,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:44:25,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:44:25,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:44:25,469 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:44:25,469 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:44:25,470 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2018-11-10 03:44:25,513 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/data/f58bcade0/51a829bf0b8144b3a7bcc0b310afd85c/FLAG3ba9ef65b [2018-11-10 03:44:25,845 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:44:25,846 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/sv-benchmarks/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2018-11-10 03:44:25,855 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/data/f58bcade0/51a829bf0b8144b3a7bcc0b310afd85c/FLAG3ba9ef65b [2018-11-10 03:44:25,864 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/data/f58bcade0/51a829bf0b8144b3a7bcc0b310afd85c [2018-11-10 03:44:25,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:44:25,867 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 03:44:25,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:44:25,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:44:25,870 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:44:25,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:44:25" (1/1) ... [2018-11-10 03:44:25,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:25, skipping insertion in model container [2018-11-10 03:44:25,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:44:25" (1/1) ... [2018-11-10 03:44:25,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:44:25,908 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:44:26,102 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:44:26,110 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:44:26,168 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:44:26,184 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:44:26,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26 WrapperNode [2018-11-10 03:44:26,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:44:26,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:44:26,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:44:26,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:44:26,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... [2018-11-10 03:44:26,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:44:26,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:44:26,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:44:26,292 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:44:26,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:44:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 03:44:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-10 03:44:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 03:44:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 03:44:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 03:44:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 03:44:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 03:44:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 03:44:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 03:44:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 03:44:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 03:44:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 03:44:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:44:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 03:44:27,028 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:44:27,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:44:27 BoogieIcfgContainer [2018-11-10 03:44:27,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:44:27,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:44:27,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:44:27,032 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:44:27,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:44:25" (1/3) ... [2018-11-10 03:44:27,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d20ebb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:44:27, skipping insertion in model container [2018-11-10 03:44:27,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:44:26" (2/3) ... [2018-11-10 03:44:27,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d20ebb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:44:27, skipping insertion in model container [2018-11-10 03:44:27,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:44:27" (3/3) ... [2018-11-10 03:44:27,036 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2018-11-10 03:44:27,045 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:44:27,054 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 03:44:27,069 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 03:44:27,096 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 03:44:27,096 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:44:27,096 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:44:27,096 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:44:27,097 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:44:27,097 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:44:27,097 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:44:27,097 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:44:27,097 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:44:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2018-11-10 03:44:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 03:44:27,123 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:27,123 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] [2018-11-10 03:44:27,125 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:27,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:27,130 INFO L82 PathProgramCache]: Analyzing trace with hash 2085154999, now seen corresponding path program 1 times [2018-11-10 03:44:27,132 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:27,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:27,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:27,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:27,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:27,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 03:44:27,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 03:44:27,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 03:44:27,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 03:44:27,349 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 2 states. [2018-11-10 03:44:27,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:27,382 INFO L93 Difference]: Finished difference Result 346 states and 419 transitions. [2018-11-10 03:44:27,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 03:44:27,384 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2018-11-10 03:44:27,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:27,394 INFO L225 Difference]: With dead ends: 346 [2018-11-10 03:44:27,394 INFO L226 Difference]: Without dead ends: 191 [2018-11-10 03:44:27,397 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 [2018-11-10 03:44:27,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-11-10 03:44:27,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2018-11-10 03:44:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-11-10 03:44:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 219 transitions. [2018-11-10 03:44:27,439 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 219 transitions. Word has length 88 [2018-11-10 03:44:27,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:27,439 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 219 transitions. [2018-11-10 03:44:27,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 03:44:27,439 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 219 transitions. [2018-11-10 03:44:27,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 03:44:27,443 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:27,443 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] [2018-11-10 03:44:27,443 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:27,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:27,444 INFO L82 PathProgramCache]: Analyzing trace with hash 2052884094, now seen corresponding path program 1 times [2018-11-10 03:44:27,444 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:27,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:27,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:27,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:27,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:27,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:44:27,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:44:27,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:44:27,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:44:27,565 INFO L87 Difference]: Start difference. First operand 191 states and 219 transitions. Second operand 3 states. [2018-11-10 03:44:27,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:27,585 INFO L93 Difference]: Finished difference Result 289 states and 335 transitions. [2018-11-10 03:44:27,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:44:27,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2018-11-10 03:44:27,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:27,588 INFO L225 Difference]: With dead ends: 289 [2018-11-10 03:44:27,588 INFO L226 Difference]: Without dead ends: 181 [2018-11-10 03:44:27,589 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 [2018-11-10 03:44:27,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-11-10 03:44:27,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-11-10 03:44:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-11-10 03:44:27,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 206 transitions. [2018-11-10 03:44:27,602 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 206 transitions. Word has length 90 [2018-11-10 03:44:27,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:27,603 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 206 transitions. [2018-11-10 03:44:27,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:44:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 206 transitions. [2018-11-10 03:44:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 03:44:27,606 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:27,606 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] [2018-11-10 03:44:27,606 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:27,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:27,606 INFO L82 PathProgramCache]: Analyzing trace with hash 549232692, now seen corresponding path program 1 times [2018-11-10 03:44:27,606 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:27,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:27,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:27,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:27,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:27,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 03:44:27,754 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 03:44:27,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 03:44:27,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 03:44:27,754 INFO L87 Difference]: Start difference. First operand 181 states and 206 transitions. Second operand 7 states. [2018-11-10 03:44:27,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:27,960 INFO L93 Difference]: Finished difference Result 302 states and 353 transitions. [2018-11-10 03:44:27,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 03:44:27,961 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2018-11-10 03:44:27,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:27,962 INFO L225 Difference]: With dead ends: 302 [2018-11-10 03:44:27,962 INFO L226 Difference]: Without dead ends: 181 [2018-11-10 03:44:27,963 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 03:44:27,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-11-10 03:44:27,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-11-10 03:44:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-11-10 03:44:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 205 transitions. [2018-11-10 03:44:27,972 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 205 transitions. Word has length 95 [2018-11-10 03:44:27,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:27,973 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 205 transitions. [2018-11-10 03:44:27,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 03:44:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 205 transitions. [2018-11-10 03:44:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 03:44:27,975 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:27,975 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] [2018-11-10 03:44:27,976 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:27,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:27,976 INFO L82 PathProgramCache]: Analyzing trace with hash -24519198, now seen corresponding path program 1 times [2018-11-10 03:44:27,976 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:27,976 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:27,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:27,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:28,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:28,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 03:44:28,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 03:44:28,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 03:44:28,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 03:44:28,076 INFO L87 Difference]: Start difference. First operand 181 states and 205 transitions. Second operand 5 states. [2018-11-10 03:44:28,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:28,434 INFO L93 Difference]: Finished difference Result 423 states and 503 transitions. [2018-11-10 03:44:28,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 03:44:28,435 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2018-11-10 03:44:28,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:28,437 INFO L225 Difference]: With dead ends: 423 [2018-11-10 03:44:28,437 INFO L226 Difference]: Without dead ends: 302 [2018-11-10 03:44:28,438 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 03:44:28,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-11-10 03:44:28,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 282. [2018-11-10 03:44:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-11-10 03:44:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 315 transitions. [2018-11-10 03:44:28,462 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 315 transitions. Word has length 113 [2018-11-10 03:44:28,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:28,462 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 315 transitions. [2018-11-10 03:44:28,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 03:44:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 315 transitions. [2018-11-10 03:44:28,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 03:44:28,464 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:28,464 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] [2018-11-10 03:44:28,464 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:28,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:28,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1430277784, now seen corresponding path program 1 times [2018-11-10 03:44:28,465 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:28,465 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:28,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:28,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:28,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:28,550 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:28,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 03:44:28,550 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 03:44:28,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 03:44:28,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 03:44:28,551 INFO L87 Difference]: Start difference. First operand 282 states and 315 transitions. Second operand 6 states. [2018-11-10 03:44:28,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:28,641 INFO L93 Difference]: Finished difference Result 633 states and 746 transitions. [2018-11-10 03:44:28,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 03:44:28,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-10 03:44:28,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:28,645 INFO L225 Difference]: With dead ends: 633 [2018-11-10 03:44:28,645 INFO L226 Difference]: Without dead ends: 411 [2018-11-10 03:44:28,646 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 03:44:28,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-11-10 03:44:28,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 407. [2018-11-10 03:44:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2018-11-10 03:44:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 462 transitions. [2018-11-10 03:44:28,670 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 462 transitions. Word has length 127 [2018-11-10 03:44:28,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:28,671 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 462 transitions. [2018-11-10 03:44:28,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 03:44:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 462 transitions. [2018-11-10 03:44:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 03:44:28,672 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:28,672 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] [2018-11-10 03:44:28,673 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:28,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:28,673 INFO L82 PathProgramCache]: Analyzing trace with hash -688702686, now seen corresponding path program 1 times [2018-11-10 03:44:28,673 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:28,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:28,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:28,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:28,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:28,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:28,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 03:44:28,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 03:44:28,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 03:44:28,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 03:44:28,774 INFO L87 Difference]: Start difference. First operand 407 states and 462 transitions. Second operand 6 states. [2018-11-10 03:44:28,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:28,935 INFO L93 Difference]: Finished difference Result 846 states and 1003 transitions. [2018-11-10 03:44:28,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 03:44:28,936 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-10 03:44:28,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:28,940 INFO L225 Difference]: With dead ends: 846 [2018-11-10 03:44:28,940 INFO L226 Difference]: Without dead ends: 624 [2018-11-10 03:44:28,941 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 03:44:28,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2018-11-10 03:44:28,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 606. [2018-11-10 03:44:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2018-11-10 03:44:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 706 transitions. [2018-11-10 03:44:28,979 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 706 transitions. Word has length 131 [2018-11-10 03:44:28,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:28,979 INFO L481 AbstractCegarLoop]: Abstraction has 606 states and 706 transitions. [2018-11-10 03:44:28,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 03:44:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 706 transitions. [2018-11-10 03:44:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 03:44:28,981 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:28,981 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] [2018-11-10 03:44:28,982 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:28,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:28,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1670604323, now seen corresponding path program 1 times [2018-11-10 03:44:28,982 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:28,982 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:28,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:28,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:29,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:29,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 03:44:29,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 03:44:29,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 03:44:29,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 03:44:29,034 INFO L87 Difference]: Start difference. First operand 606 states and 706 transitions. Second operand 5 states. [2018-11-10 03:44:29,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:29,068 INFO L93 Difference]: Finished difference Result 1037 states and 1239 transitions. [2018-11-10 03:44:29,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 03:44:29,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-10 03:44:29,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:29,072 INFO L225 Difference]: With dead ends: 1037 [2018-11-10 03:44:29,072 INFO L226 Difference]: Without dead ends: 616 [2018-11-10 03:44:29,074 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 03:44:29,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2018-11-10 03:44:29,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 610. [2018-11-10 03:44:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-11-10 03:44:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 709 transitions. [2018-11-10 03:44:29,102 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 709 transitions. Word has length 131 [2018-11-10 03:44:29,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:29,103 INFO L481 AbstractCegarLoop]: Abstraction has 610 states and 709 transitions. [2018-11-10 03:44:29,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 03:44:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 709 transitions. [2018-11-10 03:44:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 03:44:29,105 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:29,105 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] [2018-11-10 03:44:29,105 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:29,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:29,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1964831451, now seen corresponding path program 1 times [2018-11-10 03:44:29,105 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:29,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:29,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:29,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:29,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:29,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 03:44:29,190 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 03:44:29,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 03:44:29,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 03:44:29,190 INFO L87 Difference]: Start difference. First operand 610 states and 709 transitions. Second operand 9 states. [2018-11-10 03:44:29,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:29,263 INFO L93 Difference]: Finished difference Result 1164 states and 1386 transitions. [2018-11-10 03:44:29,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 03:44:29,264 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 131 [2018-11-10 03:44:29,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:29,267 INFO L225 Difference]: With dead ends: 1164 [2018-11-10 03:44:29,267 INFO L226 Difference]: Without dead ends: 614 [2018-11-10 03:44:29,269 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-10 03:44:29,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2018-11-10 03:44:29,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 608. [2018-11-10 03:44:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2018-11-10 03:44:29,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 705 transitions. [2018-11-10 03:44:29,298 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 705 transitions. Word has length 131 [2018-11-10 03:44:29,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:29,298 INFO L481 AbstractCegarLoop]: Abstraction has 608 states and 705 transitions. [2018-11-10 03:44:29,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 03:44:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 705 transitions. [2018-11-10 03:44:29,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 03:44:29,300 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:29,300 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] [2018-11-10 03:44:29,300 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:29,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:29,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1130543470, now seen corresponding path program 1 times [2018-11-10 03:44:29,301 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:29,301 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:29,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:29,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:44:29,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:44:29,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 03:44:29,415 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 03:44:29,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 03:44:29,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 03:44:29,415 INFO L87 Difference]: Start difference. First operand 608 states and 705 transitions. Second operand 10 states. [2018-11-10 03:44:29,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:29,530 INFO L93 Difference]: Finished difference Result 1162 states and 1356 transitions. [2018-11-10 03:44:29,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 03:44:29,530 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 132 [2018-11-10 03:44:29,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:29,532 INFO L225 Difference]: With dead ends: 1162 [2018-11-10 03:44:29,532 INFO L226 Difference]: Without dead ends: 614 [2018-11-10 03:44:29,534 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-10 03:44:29,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2018-11-10 03:44:29,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 593. [2018-11-10 03:44:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2018-11-10 03:44:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 670 transitions. [2018-11-10 03:44:29,564 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 670 transitions. Word has length 132 [2018-11-10 03:44:29,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:29,565 INFO L481 AbstractCegarLoop]: Abstraction has 593 states and 670 transitions. [2018-11-10 03:44:29,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 03:44:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 670 transitions. [2018-11-10 03:44:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:44:29,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:29,567 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 03:44:29,567 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:29,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:29,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1548317023, now seen corresponding path program 1 times [2018-11-10 03:44:29,568 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:29,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:29,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:29,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:44:29,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 03:44:29,631 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 03:44:29,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:29,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:44:29,825 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:44:29,843 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 03:44:29,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-10 03:44:29,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 03:44:29,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 03:44:29,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 03:44:29,844 INFO L87 Difference]: Start difference. First operand 593 states and 670 transitions. Second operand 13 states. [2018-11-10 03:44:30,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:30,970 INFO L93 Difference]: Finished difference Result 1414 states and 1725 transitions. [2018-11-10 03:44:30,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 03:44:30,971 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 177 [2018-11-10 03:44:30,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:30,976 INFO L225 Difference]: With dead ends: 1414 [2018-11-10 03:44:30,976 INFO L226 Difference]: Without dead ends: 959 [2018-11-10 03:44:30,978 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-10 03:44:30,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2018-11-10 03:44:31,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 823. [2018-11-10 03:44:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-10 03:44:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 924 transitions. [2018-11-10 03:44:31,032 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 924 transitions. Word has length 177 [2018-11-10 03:44:31,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:31,033 INFO L481 AbstractCegarLoop]: Abstraction has 823 states and 924 transitions. [2018-11-10 03:44:31,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 03:44:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 924 transitions. [2018-11-10 03:44:31,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 03:44:31,036 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:44:31,036 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 03:44:31,036 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:44:31,037 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:44:31,037 INFO L82 PathProgramCache]: Analyzing trace with hash -429776610, now seen corresponding path program 1 times [2018-11-10 03:44:31,037 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:44:31,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:44:31,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:31,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:31,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:44:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:31,161 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:44:31,161 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 03:44:31,161 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 03:44:31,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:44:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:44:31,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:44:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:44:31,393 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 03:44:31,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-10 03:44:31,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 03:44:31,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 03:44:31,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-10 03:44:31,394 INFO L87 Difference]: Start difference. First operand 823 states and 924 transitions. Second operand 15 states. [2018-11-10 03:44:33,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:44:33,741 INFO L93 Difference]: Finished difference Result 3039 states and 4231 transitions. [2018-11-10 03:44:33,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-10 03:44:33,742 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 181 [2018-11-10 03:44:33,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:44:33,742 INFO L225 Difference]: With dead ends: 3039 [2018-11-10 03:44:33,743 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 03:44:33,749 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-10 03:44:33,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 03:44:33,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 03:44:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 03:44:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 03:44:33,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-11-10 03:44:33,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:44:33,750 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 03:44:33,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 03:44:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 03:44:33,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:44:33,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 03:44:33,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:33,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:34,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 03:44:35,110 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 21 [2018-11-10 03:44:35,332 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 25 [2018-11-10 03:44:35,518 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2018-11-10 03:44:35,855 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2018-11-10 03:44:36,055 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 31 [2018-11-10 03:44:36,351 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-11-10 03:44:36,769 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-11-10 03:44:37,626 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-11-10 03:44:38,345 WARN L179 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 415 419) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 409 430) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L407-1(line 407) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 384 439) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L428-1(lines 409 430) no Hoare annotation was computed. [2018-11-10 03:44:38,459 INFO L425 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L426-1(line 426) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L431(lines 408 432) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L492(lines 465 493) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L484-1(line 484) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L480-1(line 480) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 466 491) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L464-1(line 464) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L466-3(lines 466 491) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 03:44:38,460 INFO L425 ceAbstractionStarter]: For program point L485-1(line 485) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 322 330) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 229 251) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 229 251) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L421 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,461 INFO L421 ceAbstractionStarter]: At program point L241-1(line 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 246) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point L239-1(lines 239 246) no Hoare annotation was computed. [2018-11-10 03:44:38,461 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 229 251) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L421 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,462 INFO L421 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,462 INFO L421 ceAbstractionStarter]: At program point L235-1(line 235) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 184 207) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-10 03:44:38,462 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 184 207) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 184 207) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 907 915) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 907 915) the Hoare annotation is: true [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 907 915) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 971 989) the Hoare annotation is: true [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 971 989) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L980(lines 980 984) no Hoare annotation was computed. [2018-11-10 03:44:38,463 INFO L428 ceAbstractionStarter]: At program point L978(line 978) the Hoare annotation is: true [2018-11-10 03:44:38,463 INFO L425 ceAbstractionStarter]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 971 989) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L923(lines 923 931) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L923-2(lines 923 931) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L946-1(line 946) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 916 951) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 943) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 916 951) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L935-2(lines 935 943) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 916 951) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L375(line 375) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 338 383) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L375-1(line 375) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L375-2(line 375) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L368(line 368) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L368-1(line 368) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point L364-1(line 364) no Hoare annotation was computed. [2018-11-10 03:44:38,464 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L671(lines 671 678) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L670(line 670) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L670-1(line 670) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 651 696) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 685) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L690-1(line 690) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L682(lines 682 683) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L682-1(lines 665 685) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 676) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 216 225) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 216 225) no Hoare annotation was computed. [2018-11-10 03:44:38,465 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 216 225) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 896 906) the Hoare annotation is: true [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 896 906) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 896 906) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L428 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: true [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point L901-1(line 901) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 888 895) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 888 895) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 888 895) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L421 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 871) no Hoare annotation was computed. [2018-11-10 03:44:38,466 INFO L421 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,466 INFO L425 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-11-10 03:44:38,467 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 876) no Hoare annotation was computed. [2018-11-10 03:44:38,467 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 855 879) no Hoare annotation was computed. [2018-11-10 03:44:38,467 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 855 879) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 03:44:38,467 INFO L421 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 03:44:38,467 INFO L425 ceAbstractionStarter]: For program point L874-1(lines 855 879) no Hoare annotation was computed. [2018-11-10 03:44:38,467 INFO L421 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,467 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 795 801) no Hoare annotation was computed. [2018-11-10 03:44:38,467 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 795 801) the Hoare annotation is: true [2018-11-10 03:44:38,467 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 699 764) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,467 INFO L421 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 03:44:38,467 INFO L425 ceAbstractionStarter]: For program point L729(lines 729 735) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 699 764) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L421 ceAbstractionStarter]: At program point L754(lines 709 756) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 03:44:38,468 INFO L421 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L709-1(lines 709 756) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L421 ceAbstractionStarter]: At program point L757(lines 708 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L421 ceAbstractionStarter]: At program point L747-2(lines 739 752) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L710(lines 709 756) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L421 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point L739(lines 739 752) no Hoare annotation was computed. [2018-11-10 03:44:38,468 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 699 764) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 637) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L636-1(lines 619 639) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L629(lines 629 630) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L625(lines 625 632) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 605 650) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L624-1(line 624) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L619(lines 619 639) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L646(line 646) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L644(line 644) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L644-1(line 644) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-10 03:44:38,469 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 298 307) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L572(lines 550 573) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L564(line 564) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 547) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L564-1(line 564) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2018-11-10 03:44:38,470 INFO L425 ceAbstractionStarter]: For program point L552(lines 551 571) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 589) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L540-1(line 540) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L590(lines 590 601) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L553(lines 553 557) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L582(line 582) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L582-1(line 582) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L566-1(line 566) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L533-1(line 533) no Hoare annotation was computed. [2018-11-10 03:44:38,471 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L562-1(line 562) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 598) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L551-1(lines 551 571) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L551-3(lines 551 571) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L580-1(line 580) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-11-10 03:44:38,472 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L636(line 636) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L636-1(line 636) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L682(line 682) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L676(line 676) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-10 03:44:38,473 INFO L425 ceAbstractionStarter]: For program point L637(line 637) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L629(line 629) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L629-1(line 629) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L629-2(line 629) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L947-1(line 947) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L113-1(line 113) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L945-1(line 945) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-10 03:44:38,474 INFO L425 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L941-1(line 941) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L683(line 683) no Hoare annotation was computed. [2018-11-10 03:44:38,475 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)) [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L937-1(line 937) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L675(line 675) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point L675-1(line 675) no Hoare annotation was computed. [2018-11-10 03:44:38,475 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 880 887) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 880 887) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 880 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1))) [2018-11-10 03:44:38,476 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 952 970) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L428 ceAbstractionStarter]: At program point L959(line 959) the Hoare annotation is: true [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point L961-2(lines 961 965) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point L959-1(line 959) no Hoare annotation was computed. [2018-11-10 03:44:38,476 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 952 970) the Hoare annotation is: true [2018-11-10 03:44:38,476 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 952 970) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (= 0 ~methaneLevelCritical~0))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not .cse5)) (.cse7 (or (not (= 1 ~pumpRunning~0)) .cse4)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not .cse2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse6) (or .cse7 .cse2 .cse3 .cse0) (or .cse7 .cse5 .cse3 .cse6)))) [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-10 03:44:38,477 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (or .cse2 .cse4 .cse3 .cse0) (or .cse4 .cse1 .cse3 .cse0) (or (= 1 ~waterLevel~0) .cse4 .cse0 (not (= |old(~waterLevel~0)| 1))))) [2018-11-10 03:44:38,477 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 771 794) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse8 .cse5)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5) (or (< 1 |old(~waterLevel~0)|) .cse0 .cse4) (or .cse6 .cse3 .cse5 .cse7) (or .cse1 .cse3 .cse2 .cse5) (or .cse8 .cse5 .cse7 .cse6)))) [2018-11-10 03:44:38,478 INFO L421 ceAbstractionStarter]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse4)) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or (and .cse0 (<= ~waterLevel~0 0)) .cse1 .cse2 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (or (or (< 0 |old(~waterLevel~0)|) .cse3 .cse4) .cse0) (or .cse3 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse2 .cse5 .cse4) (or (= 1 ~waterLevel~0) .cse3 .cse4 (not (= |old(~waterLevel~0)| 1))) (or .cse5 .cse1 .cse2 (= 0 ~pumpRunning~0))))) [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 771 794) no Hoare annotation was computed. [2018-11-10 03:44:38,478 INFO L421 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse3 .cse1)) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< 0 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (or (= 1 ~waterLevel~0) .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0)))) [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point L775(lines 774 793) no Hoare annotation was computed. [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 771 794) no Hoare annotation was computed. [2018-11-10 03:44:38,478 INFO L428 ceAbstractionStarter]: At program point L163-3(lines 163 177) the Hoare annotation is: true [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 153 182) no Hoare annotation was computed. [2018-11-10 03:44:38,478 INFO L428 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2018-11-10 03:44:38,478 INFO L428 ceAbstractionStarter]: At program point L178(lines 153 182) the Hoare annotation is: true [2018-11-10 03:44:38,478 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 153 182) the Hoare annotation is: true [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L428 ceAbstractionStarter]: At program point L167-1(lines 167 171) the Hoare annotation is: true [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point L163-1(lines 163 177) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L421 ceAbstractionStarter]: At program point L286(line 286) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) .cse0) (or (< 2 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 263 295) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2018-11-10 03:44:38,479 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 263 295) the Hoare annotation is: true [2018-11-10 03:44:38,479 INFO L421 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 .cse2 .cse1) (or (= __utac_acc__Specification3_spec__1_~tmp~1 ~methaneLevelCritical~0) .cse3 .cse2 .cse1) (or (= ~methaneLevelCritical~0 0) .cse3 .cse2 .cse1))) [2018-11-10 03:44:38,479 INFO L425 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 291) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L278-1(lines 263 295) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L421 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (= __utac_acc__Specification3_spec__1_~tmp~1 ~methaneLevelCritical~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (< 2 ~waterLevel~0)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3) (or .cse1 .cse5 .cse6 .cse3) (or .cse4 .cse5 .cse6 .cse3))) [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L272(lines 272 292) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L428 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: true [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (= ~pumpRunning~0 0) .cse2)) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or (<= ~waterLevel~0 2) (< 2 |old(~waterLevel~0)|) .cse0 .cse1) (or (< 1 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-10 03:44:38,480 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 208 214) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 208 214) the Hoare annotation is: true [2018-11-10 03:44:38,481 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 03:44:38,481 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 03:44:38,481 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 990 997) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 990 997) the Hoare annotation is: (let ((.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse1 (< 2 ~waterLevel~0))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2) (or (or (not (= 1 ~pumpRunning~0)) .cse2) .cse0 .cse1))) [2018-11-10 03:44:38,481 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 990 997) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 803 827) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 03:44:38,481 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 803 827) no Hoare annotation was computed. [2018-11-10 03:44:38,481 INFO L421 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point L822-1(lines 803 827) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L421 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,482 INFO L421 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~6 1) .cse1) (< 2 ~waterLevel~0) .cse0 (and (<= ~waterLevel~0 1) .cse1))))) [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L421 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point L809-1(line 809) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 824) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-10 03:44:38,482 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< 2 |old(~waterLevel~0)|) (not (= 1 ~pumpRunning~0)) .cse1) (or (or (< 0 |old(~waterLevel~0)|) .cse2 .cse1) .cse0) (or (or (< 1 |old(~waterLevel~0)|) .cse2 .cse1) (<= ~waterLevel~0 1)))) [2018-11-10 03:44:38,482 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 253 260) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 253 260) the Hoare annotation is: true [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 253 260) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 829 853) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 829 853) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 03:44:38,483 INFO L421 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point L848-1(lines 829 853) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L421 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,483 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 845) no Hoare annotation was computed. [2018-11-10 03:44:38,483 INFO L421 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 03:44:38,483 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-10 03:44:38,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:44:38 BoogieIcfgContainer [2018-11-10 03:44:38,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:44:38,494 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:44:38,494 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:44:38,494 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:44:38,495 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:44:27" (3/4) ... [2018-11-10 03:44:38,498 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 03:44:38,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 03:44:38,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 03:44:38,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 03:44:38,516 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-10 03:44:38,517 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 03:44:38,517 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 03:44:38,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel <= 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 03:44:38,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 03:44:38,601 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b8956cb1-12b5-443e-ba9c-674110fc032a/bin-2019/uautomizer/witness.graphml [2018-11-10 03:44:38,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:44:38,602 INFO L168 Benchmark]: Toolchain (without parser) took 12735.67 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 562.0 MB). Free memory was 956.6 MB in the beginning and 915.5 MB in the end (delta: 41.0 MB). Peak memory consumption was 603.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,603 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:44:38,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.37 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,604 INFO L168 Benchmark]: Boogie Preprocessor took 106.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -223.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,604 INFO L168 Benchmark]: RCFGBuilder took 736.35 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: 86.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,604 INFO L168 Benchmark]: TraceAbstraction took 11464.67 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.9 MB). Free memory was 1.1 GB in the beginning and 929.8 MB in the end (delta: 139.9 MB). Peak memory consumption was 536.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,604 INFO L168 Benchmark]: Witness Printer took 107.77 ms. Allocated memory is still 1.6 GB. Free memory was 929.3 MB in the beginning and 915.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:44:38,606 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.37 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -223.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 736.35 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: 86.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11464.67 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.9 MB). Free memory was 1.1 GB in the beginning and 929.8 MB in the end (delta: 139.9 MB). Peak memory consumption was 536.8 MB. Max. memory is 11.5 GB. * Witness Printer took 107.77 ms. Allocated memory is still 1.6 GB. Free memory was 929.3 MB in the beginning and 915.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: 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: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 351 locations, 1 error locations. SAFE Result, 11.3s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2546 SDtfs, 2226 SDslu, 8827 SDs, 0 SdLazy, 5786 SolverSat, 1236 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 522 GetRequests, 402 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=823occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 211 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2567 PreInvPairs, 3196 NumberOfFragments, 1776 HoareAnnotationTreeSize, 2567 FomulaSimplifications, 19892 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 69 FomulaSimplificationsInter, 33794 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1754 NumberOfCodeBlocks, 1754 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1741 ConstructedInterpolants, 0 QuantifiedInterpolants, 381434 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1650 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 109/128 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...