./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/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 7c9d11b324245890faf2aa5cc0763c01a125dd6d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:27:35,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:27:35,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:27:35,424 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:27:35,424 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:27:35,425 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:27:35,426 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:27:35,427 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:27:35,428 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:27:35,429 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:27:35,429 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:27:35,429 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:27:35,430 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:27:35,431 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:27:35,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:27:35,432 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:27:35,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:27:35,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:27:35,434 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:27:35,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:27:35,436 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:27:35,437 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:27:35,438 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:27:35,438 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:27:35,439 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:27:35,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:27:35,440 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:27:35,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:27:35,440 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:27:35,441 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:27:35,441 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:27:35,441 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:27:35,441 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:27:35,442 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:27:35,442 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:27:35,442 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:27:35,442 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 10:27:35,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:27:35,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:27:35,453 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:27:35,453 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 10:27:35,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:27:35,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:27:35,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:27:35,454 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:27:35,455 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:27:35,455 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:27:35,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:27:35,456 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:27:35,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:27:35,457 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_35edb3a4-b2f9-416c-9238-df7996ab7ee3/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 -> 7c9d11b324245890faf2aa5cc0763c01a125dd6d [2018-11-18 10:27:35,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:27:35,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:27:35,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:27:35,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:27:35,496 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:27:35,496 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-18 10:27:35,537 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/data/9cfb7c2e0/3040cc10361d40caad818cc3c770189d/FLAGf2900d3fe [2018-11-18 10:27:35,979 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:27:35,980 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-18 10:27:35,989 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/data/9cfb7c2e0/3040cc10361d40caad818cc3c770189d/FLAGf2900d3fe [2018-11-18 10:27:35,999 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/data/9cfb7c2e0/3040cc10361d40caad818cc3c770189d [2018-11-18 10:27:36,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:27:36,001 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:27:36,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:27:36,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:27:36,004 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:27:36,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:27:35" (1/1) ... [2018-11-18 10:27:36,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36, skipping insertion in model container [2018-11-18 10:27:36,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:27:35" (1/1) ... [2018-11-18 10:27:36,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:27:36,042 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:27:36,238 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:27:36,245 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:27:36,340 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:27:36,358 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:27:36,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36 WrapperNode [2018-11-18 10:27:36,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:27:36,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:27:36,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:27:36,359 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:27:36,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... [2018-11-18 10:27:36,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:27:36,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:27:36,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:27:36,419 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:27:36,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:27:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 10:27:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 10:27:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 10:27:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 10:27:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 10:27:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 10:27:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:27:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:27:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 10:27:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 10:27:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 10:27:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:27:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 10:27:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:27:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:27:37,111 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:27:37,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:37 BoogieIcfgContainer [2018-11-18 10:27:37,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:27:37,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:27:37,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:27:37,115 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:27:37,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:27:35" (1/3) ... [2018-11-18 10:27:37,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f90a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:27:37, skipping insertion in model container [2018-11-18 10:27:37,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:27:36" (2/3) ... [2018-11-18 10:27:37,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f90a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:27:37, skipping insertion in model container [2018-11-18 10:27:37,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:37" (3/3) ... [2018-11-18 10:27:37,117 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-18 10:27:37,125 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:27:37,131 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:27:37,144 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:27:37,169 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:27:37,170 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:27:37,170 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:27:37,170 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:27:37,170 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:27:37,170 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:27:37,171 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:27:37,171 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:27:37,171 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:27:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states. [2018-11-18 10:27:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:27:37,195 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:37,196 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:37,198 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:37,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:37,202 INFO L82 PathProgramCache]: Analyzing trace with hash 48726058, now seen corresponding path program 1 times [2018-11-18 10:27:37,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:37,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:37,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:37,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:37,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:37,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:27:37,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:27:37,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:27:37,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:27:37,424 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 2 states. [2018-11-18 10:27:37,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:37,455 INFO L93 Difference]: Finished difference Result 338 states and 419 transitions. [2018-11-18 10:27:37,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:27:37,456 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 10:27:37,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:37,465 INFO L225 Difference]: With dead ends: 338 [2018-11-18 10:27:37,465 INFO L226 Difference]: Without dead ends: 171 [2018-11-18 10:27:37,468 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:27:37,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-11-18 10:27:37,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2018-11-18 10:27:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-11-18 10:27:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 203 transitions. [2018-11-18 10:27:37,501 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 203 transitions. Word has length 59 [2018-11-18 10:27:37,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:37,502 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 203 transitions. [2018-11-18 10:27:37,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:27:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 203 transitions. [2018-11-18 10:27:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:27:37,504 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:37,504 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:37,504 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:37,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:37,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1554602973, now seen corresponding path program 1 times [2018-11-18 10:27:37,505 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:37,505 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:37,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:37,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:37,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:37,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:27:37,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:27:37,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:27:37,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:27:37,605 INFO L87 Difference]: Start difference. First operand 171 states and 203 transitions. Second operand 3 states. [2018-11-18 10:27:37,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:37,627 INFO L93 Difference]: Finished difference Result 279 states and 331 transitions. [2018-11-18 10:27:37,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:27:37,628 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 10:27:37,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:37,629 INFO L225 Difference]: With dead ends: 279 [2018-11-18 10:27:37,629 INFO L226 Difference]: Without dead ends: 161 [2018-11-18 10:27:37,630 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:27:37,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-18 10:27:37,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-18 10:27:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-18 10:27:37,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 190 transitions. [2018-11-18 10:27:37,645 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 190 transitions. Word has length 61 [2018-11-18 10:27:37,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:37,645 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 190 transitions. [2018-11-18 10:27:37,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:27:37,645 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 190 transitions. [2018-11-18 10:27:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:27:37,647 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:37,647 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:37,648 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:37,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:37,649 INFO L82 PathProgramCache]: Analyzing trace with hash -1884973180, now seen corresponding path program 1 times [2018-11-18 10:27:37,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:37,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:37,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:37,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:37,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:37,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:27:37,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:27:37,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:27:37,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:27:37,774 INFO L87 Difference]: Start difference. First operand 161 states and 190 transitions. Second operand 7 states. [2018-11-18 10:27:38,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:38,289 INFO L93 Difference]: Finished difference Result 484 states and 589 transitions. [2018-11-18 10:27:38,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:27:38,290 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 10:27:38,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:38,292 INFO L225 Difference]: With dead ends: 484 [2018-11-18 10:27:38,292 INFO L226 Difference]: Without dead ends: 351 [2018-11-18 10:27:38,293 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:27:38,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-11-18 10:27:38,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 343. [2018-11-18 10:27:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-11-18 10:27:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 417 transitions. [2018-11-18 10:27:38,322 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 417 transitions. Word has length 65 [2018-11-18 10:27:38,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:38,322 INFO L480 AbstractCegarLoop]: Abstraction has 343 states and 417 transitions. [2018-11-18 10:27:38,322 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:27:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 417 transitions. [2018-11-18 10:27:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:27:38,324 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:38,324 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:38,328 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:38,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:38,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1109582247, now seen corresponding path program 1 times [2018-11-18 10:27:38,328 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:38,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:38,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:38,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:38,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 10:27:38,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:38,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:27:38,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:27:38,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:27:38,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:27:38,414 INFO L87 Difference]: Start difference. First operand 343 states and 417 transitions. Second operand 7 states. [2018-11-18 10:27:38,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:38,892 INFO L93 Difference]: Finished difference Result 878 states and 1131 transitions. [2018-11-18 10:27:38,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:27:38,893 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 10:27:38,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:38,895 INFO L225 Difference]: With dead ends: 878 [2018-11-18 10:27:38,895 INFO L226 Difference]: Without dead ends: 563 [2018-11-18 10:27:38,898 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:27:38,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2018-11-18 10:27:38,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 507. [2018-11-18 10:27:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-11-18 10:27:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 606 transitions. [2018-11-18 10:27:38,937 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 606 transitions. Word has length 71 [2018-11-18 10:27:38,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:38,937 INFO L480 AbstractCegarLoop]: Abstraction has 507 states and 606 transitions. [2018-11-18 10:27:38,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:27:38,937 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 606 transitions. [2018-11-18 10:27:38,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 10:27:38,939 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:38,939 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:38,940 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:38,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:38,940 INFO L82 PathProgramCache]: Analyzing trace with hash 337791848, now seen corresponding path program 1 times [2018-11-18 10:27:38,940 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:38,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:38,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:38,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:38,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:39,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:39,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:27:39,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:27:39,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:27:39,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:27:39,024 INFO L87 Difference]: Start difference. First operand 507 states and 606 transitions. Second operand 6 states. [2018-11-18 10:27:39,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:39,052 INFO L93 Difference]: Finished difference Result 1000 states and 1236 transitions. [2018-11-18 10:27:39,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:27:39,054 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2018-11-18 10:27:39,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:39,056 INFO L225 Difference]: With dead ends: 1000 [2018-11-18 10:27:39,056 INFO L226 Difference]: Without dead ends: 521 [2018-11-18 10:27:39,057 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:27:39,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-11-18 10:27:39,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 517. [2018-11-18 10:27:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-11-18 10:27:39,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 616 transitions. [2018-11-18 10:27:39,078 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 616 transitions. Word has length 113 [2018-11-18 10:27:39,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:39,078 INFO L480 AbstractCegarLoop]: Abstraction has 517 states and 616 transitions. [2018-11-18 10:27:39,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:27:39,078 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 616 transitions. [2018-11-18 10:27:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 10:27:39,080 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:39,080 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:39,080 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:39,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:39,080 INFO L82 PathProgramCache]: Analyzing trace with hash -2018013402, now seen corresponding path program 1 times [2018-11-18 10:27:39,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:39,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:39,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:39,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:39,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:39,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:27:39,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:27:39,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:27:39,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:27:39,156 INFO L87 Difference]: Start difference. First operand 517 states and 616 transitions. Second operand 8 states. [2018-11-18 10:27:39,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:39,182 INFO L93 Difference]: Finished difference Result 1020 states and 1256 transitions. [2018-11-18 10:27:39,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:27:39,183 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2018-11-18 10:27:39,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:39,185 INFO L225 Difference]: With dead ends: 1020 [2018-11-18 10:27:39,185 INFO L226 Difference]: Without dead ends: 531 [2018-11-18 10:27:39,186 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:27:39,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2018-11-18 10:27:39,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 525. [2018-11-18 10:27:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-18 10:27:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 624 transitions. [2018-11-18 10:27:39,202 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 624 transitions. Word has length 113 [2018-11-18 10:27:39,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:39,203 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 624 transitions. [2018-11-18 10:27:39,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:27:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 624 transitions. [2018-11-18 10:27:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 10:27:39,205 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:39,205 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:39,205 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:39,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:39,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1248843387, now seen corresponding path program 1 times [2018-11-18 10:27:39,205 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:39,205 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:39,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:39,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:39,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:39,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:39,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 10:27:39,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 10:27:39,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 10:27:39,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:27:39,284 INFO L87 Difference]: Start difference. First operand 525 states and 624 transitions. Second operand 4 states. [2018-11-18 10:27:39,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:39,452 INFO L93 Difference]: Finished difference Result 1636 states and 2038 transitions. [2018-11-18 10:27:39,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 10:27:39,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2018-11-18 10:27:39,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:39,455 INFO L225 Difference]: With dead ends: 1636 [2018-11-18 10:27:39,456 INFO L226 Difference]: Without dead ends: 1139 [2018-11-18 10:27:39,457 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:27:39,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2018-11-18 10:27:39,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 1122. [2018-11-18 10:27:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1122 states. [2018-11-18 10:27:39,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 1122 states and 1373 transitions. [2018-11-18 10:27:39,497 INFO L78 Accepts]: Start accepts. Automaton has 1122 states and 1373 transitions. Word has length 113 [2018-11-18 10:27:39,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:39,497 INFO L480 AbstractCegarLoop]: Abstraction has 1122 states and 1373 transitions. [2018-11-18 10:27:39,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 10:27:39,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1373 transitions. [2018-11-18 10:27:39,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 10:27:39,499 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:39,500 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:39,500 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:39,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:39,500 INFO L82 PathProgramCache]: Analyzing trace with hash 101428511, now seen corresponding path program 1 times [2018-11-18 10:27:39,500 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:39,500 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:39,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:39,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:27:39,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:39,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 10:27:39,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:27:39,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:27:39,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:27:39,600 INFO L87 Difference]: Start difference. First operand 1122 states and 1373 transitions. Second operand 9 states. [2018-11-18 10:27:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:40,430 INFO L93 Difference]: Finished difference Result 3058 states and 3910 transitions. [2018-11-18 10:27:40,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:27:40,431 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2018-11-18 10:27:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:40,440 INFO L225 Difference]: With dead ends: 3058 [2018-11-18 10:27:40,440 INFO L226 Difference]: Without dead ends: 2159 [2018-11-18 10:27:40,443 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 10:27:40,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states. [2018-11-18 10:27:40,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1927. [2018-11-18 10:27:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1927 states. [2018-11-18 10:27:40,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1927 states and 2318 transitions. [2018-11-18 10:27:40,543 INFO L78 Accepts]: Start accepts. Automaton has 1927 states and 2318 transitions. Word has length 117 [2018-11-18 10:27:40,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:40,543 INFO L480 AbstractCegarLoop]: Abstraction has 1927 states and 2318 transitions. [2018-11-18 10:27:40,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:27:40,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2318 transitions. [2018-11-18 10:27:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 10:27:40,547 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:40,548 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:40,548 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:40,548 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:40,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1036712707, now seen corresponding path program 1 times [2018-11-18 10:27:40,549 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:40,549 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:40,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:40,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:40,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 10:27:40,709 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:27:40,709 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:27:40,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:40,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:27:41,052 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:27:41,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 10:27:41,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:27:41,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:27:41,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:27:41,053 INFO L87 Difference]: Start difference. First operand 1927 states and 2318 transitions. Second operand 16 states. [2018-11-18 10:27:42,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:42,361 INFO L93 Difference]: Finished difference Result 4323 states and 5410 transitions. [2018-11-18 10:27:42,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 10:27:42,362 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 195 [2018-11-18 10:27:42,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:42,372 INFO L225 Difference]: With dead ends: 4323 [2018-11-18 10:27:42,372 INFO L226 Difference]: Without dead ends: 2613 [2018-11-18 10:27:42,377 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 10:27:42,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2613 states. [2018-11-18 10:27:42,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2613 to 2367. [2018-11-18 10:27:42,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2018-11-18 10:27:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2799 transitions. [2018-11-18 10:27:42,523 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2799 transitions. Word has length 195 [2018-11-18 10:27:42,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:42,523 INFO L480 AbstractCegarLoop]: Abstraction has 2367 states and 2799 transitions. [2018-11-18 10:27:42,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:27:42,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2799 transitions. [2018-11-18 10:27:42,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-18 10:27:42,532 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:42,532 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:42,532 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:42,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:42,533 INFO L82 PathProgramCache]: Analyzing trace with hash 176230141, now seen corresponding path program 1 times [2018-11-18 10:27:42,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:42,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:42,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:42,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:42,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 100 proven. 9 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 10:27:42,692 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:27:42,692 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:27:42,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:42,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 243 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 10:27:43,118 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:27:43,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 10:27:43,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 10:27:43,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 10:27:43,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:27:43,120 INFO L87 Difference]: Start difference. First operand 2367 states and 2799 transitions. Second operand 18 states. [2018-11-18 10:27:45,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:45,424 INFO L93 Difference]: Finished difference Result 6382 states and 7955 transitions. [2018-11-18 10:27:45,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 10:27:45,425 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 335 [2018-11-18 10:27:45,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:45,434 INFO L225 Difference]: With dead ends: 6382 [2018-11-18 10:27:45,434 INFO L226 Difference]: Without dead ends: 3431 [2018-11-18 10:27:45,440 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 341 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 10:27:45,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3431 states. [2018-11-18 10:27:45,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3431 to 3222. [2018-11-18 10:27:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3222 states. [2018-11-18 10:27:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 3760 transitions. [2018-11-18 10:27:45,632 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 3760 transitions. Word has length 335 [2018-11-18 10:27:45,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:45,633 INFO L480 AbstractCegarLoop]: Abstraction has 3222 states and 3760 transitions. [2018-11-18 10:27:45,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 10:27:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3760 transitions. [2018-11-18 10:27:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-11-18 10:27:45,643 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:45,644 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:27:45,644 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:45,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:45,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1806575535, now seen corresponding path program 1 times [2018-11-18 10:27:45,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:27:45,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:27:45,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:45,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:45,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:27:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:45,835 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 113 proven. 16 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-11-18 10:27:45,835 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:27:45,835 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:27:45,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:45,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 10:27:46,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:27:46,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 10:27:46,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 10:27:46,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 10:27:46,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:27:46,187 INFO L87 Difference]: Start difference. First operand 3222 states and 3760 transitions. Second operand 10 states. [2018-11-18 10:27:46,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:46,334 INFO L93 Difference]: Finished difference Result 3691 states and 4292 transitions. [2018-11-18 10:27:46,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:27:46,335 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 427 [2018-11-18 10:27:46,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:46,336 INFO L225 Difference]: With dead ends: 3691 [2018-11-18 10:27:46,336 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:27:46,341 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:27:46,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:27:46,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:27:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:27:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:27:46,342 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 427 [2018-11-18 10:27:46,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:46,342 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:27:46,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 10:27:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:27:46,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:27:46,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:27:46,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:46,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:47,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:47,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:47,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:47,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:27:47,393 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2018-11-18 10:27:48,252 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-18 10:27:48,570 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 10:27:48,701 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 10:27:49,060 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 10:27:50,207 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-18 10:27:50,359 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L760(lines 760 764) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L755(line 755) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 729 784) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L754-1(lines 754 775) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L754-3(lines 754 775) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L776(lines 753 777) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 729 784) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 729 784) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L830-1(line 830) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 785 844) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 785 844) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L837(lines 810 838) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 785 844) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L817(lines 817 821) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L817-1(lines 817 821) no Hoare annotation was computed. [2018-11-18 10:27:50,362 INFO L425 ceAbstractionStarter]: For program point L811-1(lines 811 836) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point L811-3(lines 811 836) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-18 10:27:50,363 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-18 10:27:50,364 INFO L421 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L421 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse6 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5 .cse6) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse4 .cse0 .cse6) (or .cse4 .cse2 .cse0 .cse5 .cse6) (or .cse2 .cse0 .cse5 .cse1) (or .cse3 (or .cse5 (or .cse2 .cse1))))) [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L428 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2018-11-18 10:27:50,364 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,365 INFO L421 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 302) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L421 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,365 INFO L421 ceAbstractionStarter]: At program point L291(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,365 INFO L421 ceAbstractionStarter]: At program point L291-1(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L256(line 256) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 243 266) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 243 266) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L252(line 252) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 243 266) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L249(line 249) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2018-11-18 10:27:50,365 INFO L425 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 401) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 380 404) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 380 404) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~4 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 396) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 558 572) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 558 572) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 558 572) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L421 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point L562(lines 562 568) no Hoare annotation was computed. [2018-11-18 10:27:50,366 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 475 483) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 475 483) the Hoare annotation is: true [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 475 483) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 539 557) the Hoare annotation is: true [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 539 557) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 552) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L428 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: true [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L548-2(lines 548 552) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 539 557) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L514-1(line 514) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L503(lines 503 511) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L503-2(lines 503 511) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 484 519) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 499) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point L491-2(lines 491 499) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 484 519) no Hoare annotation was computed. [2018-11-18 10:27:50,367 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 484 519) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 683 728) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 683 728) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 683 728) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 996 1041) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point L1016(lines 1016 1023) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point L1010(lines 1010 1030) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point L1010-1(lines 1010 1030) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 996 1041) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 996 1041) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 274 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 274 284) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L421 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 274 284) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 464 474) the Hoare annotation is: true [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 464 474) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 464 474) no Hoare annotation was computed. [2018-11-18 10:27:50,368 INFO L428 ceAbstractionStarter]: At program point L469(line 469) the Hoare annotation is: true [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point L469-1(line 469) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 456 463) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 456 463) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 456 463) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 663) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 653 666) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 653 666) the Hoare annotation is: true [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 653 666) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L421 ceAbstractionStarter]: At program point L416(line 416) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,369 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 422) no Hoare annotation was computed. [2018-11-18 10:27:50,369 INFO L421 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,370 INFO L425 ceAbstractionStarter]: For program point L412-1(line 412) no Hoare annotation was computed. [2018-11-18 10:27:50,370 INFO L425 ceAbstractionStarter]: For program point L410(lines 410 427) no Hoare annotation was computed. [2018-11-18 10:27:50,370 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 406 430) no Hoare annotation was computed. [2018-11-18 10:27:50,370 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 406 430) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 10:27:50,370 INFO L421 ceAbstractionStarter]: At program point L425(line 425) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 10:27:50,370 INFO L425 ceAbstractionStarter]: For program point L425-1(lines 406 430) no Hoare annotation was computed. [2018-11-18 10:27:50,370 INFO L421 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 10:27:50,370 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2018-11-18 10:27:50,370 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2018-11-18 10:27:50,370 INFO L421 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:27:50,371 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 144 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 196) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L421 ceAbstractionStarter]: At program point L190-1(lines 184 197) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point L155(lines 154 201) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 197) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 144 209) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point L174(lines 174 180) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2018-11-18 10:27:50,371 INFO L421 ceAbstractionStarter]: At program point L199(lines 154 201) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 10:27:50,372 INFO L421 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 170) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 164 170) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L156(lines 156 160) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 201) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L421 ceAbstractionStarter]: At program point L202(lines 153 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 144 209) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 950 995) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 950 995) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 950 995) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 977) no Hoare annotation was computed. [2018-11-18 10:27:50,372 INFO L425 ceAbstractionStarter]: For program point L964(lines 964 984) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 431 438) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 431 438) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 431 438) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 667 675) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 667 675) the Hoare annotation is: true [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 667 675) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 621 643) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 621 643) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point L629(lines 629 637) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 621 643) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point L629-2(lines 629 637) no Hoare annotation was computed. [2018-11-18 10:27:50,373 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 96 105) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 96 105) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 96 105) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L896-1(lines 896 916) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 847 949) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L896-3(lines 896 916) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L917(lines 895 918) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 892) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L936(lines 936 943) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 847 949) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L897(lines 896 916) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L928-1(line 928) no Hoare annotation was computed. [2018-11-18 10:27:50,374 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 934) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 847 949) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 875) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 946) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 902) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 439 455) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L446(lines 446 452) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L421 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 439 455) no Hoare annotation was computed. [2018-11-18 10:27:50,375 INFO L425 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 439 455) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:27:50,376 INFO L421 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 10:27:50,376 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 644 652) the Hoare annotation is: true [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 644 652) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 644 652) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 533) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 520 538) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L428 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: true [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point L527-1(line 527) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 520 538) the Hoare annotation is: true [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 520 538) no Hoare annotation was computed. [2018-11-18 10:27:50,376 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 600 611) the Hoare annotation is: true [2018-11-18 10:27:50,376 INFO L425 ceAbstractionStarter]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2018-11-18 10:27:50,377 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 600 611) no Hoare annotation was computed. [2018-11-18 10:27:50,377 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,377 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,377 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,377 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-18 10:27:50,377 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 10:27:50,377 INFO L421 ceAbstractionStarter]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L421 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point L326(lines 322 344) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point L324(lines 322 344) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point L226(lines 226 230) no Hoare annotation was computed. [2018-11-18 10:27:50,378 INFO L428 ceAbstractionStarter]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2018-11-18 10:27:50,378 INFO L425 ceAbstractionStarter]: For program point L222-1(lines 222 236) no Hoare annotation was computed. [2018-11-18 10:27:50,379 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2018-11-18 10:27:50,379 INFO L428 ceAbstractionStarter]: At program point L222-3(lines 222 236) the Hoare annotation is: true [2018-11-18 10:27:50,379 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 10:27:50,379 INFO L425 ceAbstractionStarter]: For program point L218-1(line 218) no Hoare annotation was computed. [2018-11-18 10:27:50,379 INFO L428 ceAbstractionStarter]: At program point L237(lines 212 241) the Hoare annotation is: true [2018-11-18 10:27:50,379 INFO L425 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2018-11-18 10:27:50,379 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 612 620) the Hoare annotation is: true [2018-11-18 10:27:50,398 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 612 620) no Hoare annotation was computed. [2018-11-18 10:27:50,398 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 612 620) no Hoare annotation was computed. [2018-11-18 10:27:50,398 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 576 587) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 10:27:50,398 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 576 587) no Hoare annotation was computed. [2018-11-18 10:27:50,398 INFO L425 ceAbstractionStarter]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2018-11-18 10:27:50,398 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2018-11-18 10:27:50,399 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2018-11-18 10:27:50,399 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,399 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 10:27:50,399 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:27:50,399 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:27:50,399 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:27:50,399 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L421 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L421 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse0 .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 10:27:50,400 INFO L421 ceAbstractionStarter]: At program point L364(line 364) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L421 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point L360-1(line 360) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 375) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2018-11-18 10:27:50,400 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 588 599) no Hoare annotation was computed. [2018-11-18 10:27:50,401 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 588 599) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-18 10:27:50,401 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2018-11-18 10:27:50,401 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 130 137) no Hoare annotation was computed. [2018-11-18 10:27:50,401 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 130 137) the Hoare annotation is: true [2018-11-18 10:27:50,401 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 130 137) no Hoare annotation was computed. [2018-11-18 10:27:50,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:27:50 BoogieIcfgContainer [2018-11-18 10:27:50,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:27:50,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:27:50,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:27:50,412 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:27:50,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:37" (3/4) ... [2018-11-18 10:27:50,421 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 10:27:50,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 10:27:50,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 10:27:50,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 10:27:50,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 10:27:50,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 10:27:50,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 10:27:50,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 10:27:50,439 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-18 10:27:50,439 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 10:27:50,440 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:27:50,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 10:27:50,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 10:27:50,500 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_35edb3a4-b2f9-416c-9238-df7996ab7ee3/bin-2019/uautomizer/witness.graphml [2018-11-18 10:27:50,501 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:27:50,501 INFO L168 Benchmark]: Toolchain (without parser) took 14500.13 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 767.0 MB). Free memory was 956.6 MB in the beginning and 1.7 GB in the end (delta: -778.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:27:50,502 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:27:50,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:27:50,502 INFO L168 Benchmark]: Boogie Preprocessor took 59.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:27:50,502 INFO L168 Benchmark]: RCFGBuilder took 692.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:27:50,502 INFO L168 Benchmark]: TraceAbstraction took 13298.87 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 611.3 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -697.2 MB). Peak memory consumption was 672.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:27:50,503 INFO L168 Benchmark]: Witness Printer took 89.22 ms. Allocated memory is still 1.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 711.5 kB). Peak memory consumption was 711.5 kB. Max. memory is 11.5 GB. [2018-11-18 10:27:50,504 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 692.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13298.87 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 611.3 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -697.2 MB). Peak memory consumption was 672.6 MB. Max. memory is 11.5 GB. * Witness Printer took 89.22 ms. Allocated memory is still 1.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 711.5 kB). Peak memory consumption was 711.5 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: 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: 153]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 273 locations, 1 error locations. SAFE Result, 13.2s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2743 SDtfs, 2960 SDslu, 9171 SDs, 0 SdLazy, 6515 SolverSat, 1477 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1135 GetRequests, 1001 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3222occurred 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: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 778 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 4642 PreInvPairs, 4789 NumberOfFragments, 2678 HoareAnnotationTreeSize, 4642 FomulaSimplifications, 13240 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 75 FomulaSimplificationsInter, 30649 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2626 NumberOfCodeBlocks, 2626 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2612 ConstructedInterpolants, 0 QuantifiedInterpolants, 938796 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3623 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1994/2050 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...