./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product53_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product53_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/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 ae33dcba0147a107c551c432e2bfc2c49f1e3070 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:32:39,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:32:39,373 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:32:39,379 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:32:39,379 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:32:39,380 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:32:39,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:32:39,382 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:32:39,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:32:39,384 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:32:39,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:32:39,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:32:39,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:32:39,386 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:32:39,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:32:39,387 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:32:39,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:32:39,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:32:39,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:32:39,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:32:39,391 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:32:39,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:32:39,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:32:39,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:32:39,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:32:39,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:32:39,394 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:32:39,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:32:39,395 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:32:39,396 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:32:39,396 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:32:39,397 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:32:39,397 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:32:39,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:32:39,398 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:32:39,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:32:39,398 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:32:39,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:32:39,406 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:32:39,406 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:32:39,406 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:32:39,406 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:32:39,407 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:32:39,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:32:39,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:32:39,408 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:32:39,409 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:32:39,409 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:32:39,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:32:39,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:32:39,410 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:32:39,410 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:32:39,411 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:32:39,411 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:32:39,411 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:32:39,411 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_10f47bd1-1fb7-4d1f-af72-ae31894452bf/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 -> ae33dcba0147a107c551c432e2bfc2c49f1e3070 [2018-11-10 07:32:39,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:32:39,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:32:39,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:32:39,447 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:32:39,447 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:32:39,448 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product53_true-unreach-call_false-termination.cil.c [2018-11-10 07:32:39,488 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/data/64df759b7/553553514a214386ac7ecea1be1101eb/FLAG4e9c21fc2 [2018-11-10 07:32:39,937 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:32:39,938 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/sv-benchmarks/c/product-lines/minepump_spec4_product53_true-unreach-call_false-termination.cil.c [2018-11-10 07:32:39,948 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/data/64df759b7/553553514a214386ac7ecea1be1101eb/FLAG4e9c21fc2 [2018-11-10 07:32:39,963 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/data/64df759b7/553553514a214386ac7ecea1be1101eb [2018-11-10 07:32:39,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:32:39,966 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:32:39,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:39,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:32:39,969 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:32:39,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:39" (1/1) ... [2018-11-10 07:32:39,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:39, skipping insertion in model container [2018-11-10 07:32:39,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:39" (1/1) ... [2018-11-10 07:32:39,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:32:40,008 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:32:40,191 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:40,199 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:32:40,251 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:40,269 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:32:40,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40 WrapperNode [2018-11-10 07:32:40,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:40,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:32:40,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:32:40,270 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:32:40,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... [2018-11-10 07:32:40,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:32:40,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:32:40,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:32:40,367 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:32:40,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:32:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:32:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:32:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 07:32:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:32:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:32:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:32:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:32:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 07:32:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:32:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:32:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 07:32:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 07:32:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:32:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:32:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 07:32:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:32:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 07:32:41,011 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:32:41,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:41 BoogieIcfgContainer [2018-11-10 07:32:41,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:32:41,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:32:41,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:32:41,014 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:32:41,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:32:39" (1/3) ... [2018-11-10 07:32:41,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae18946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:32:41, skipping insertion in model container [2018-11-10 07:32:41,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:40" (2/3) ... [2018-11-10 07:32:41,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae18946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:32:41, skipping insertion in model container [2018-11-10 07:32:41,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:41" (3/3) ... [2018-11-10 07:32:41,017 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product53_true-unreach-call_false-termination.cil.c [2018-11-10 07:32:41,023 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:32:41,029 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:32:41,038 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:32:41,059 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:32:41,060 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:32:41,060 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:32:41,060 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:32:41,060 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:32:41,060 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:32:41,060 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:32:41,060 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:32:41,061 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:32:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-11-10 07:32:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 07:32:41,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:41,086 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:41,088 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:41,093 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:41,093 INFO L82 PathProgramCache]: Analyzing trace with hash 793771603, now seen corresponding path program 1 times [2018-11-10 07:32:41,094 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:41,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:41,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:41,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:41,293 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:41,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:32:41,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:32:41,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:32:41,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:32:41,306 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2018-11-10 07:32:41,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:41,339 INFO L93 Difference]: Finished difference Result 332 states and 401 transitions. [2018-11-10 07:32:41,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:32:41,340 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 82 [2018-11-10 07:32:41,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:41,349 INFO L225 Difference]: With dead ends: 332 [2018-11-10 07:32:41,350 INFO L226 Difference]: Without dead ends: 184 [2018-11-10 07:32:41,352 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:32:41,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-11-10 07:32:41,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2018-11-10 07:32:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-10 07:32:41,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 210 transitions. [2018-11-10 07:32:41,389 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 210 transitions. Word has length 82 [2018-11-10 07:32:41,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:41,389 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 210 transitions. [2018-11-10 07:32:41,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:32:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 210 transitions. [2018-11-10 07:32:41,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 07:32:41,392 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:41,392 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:41,392 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:41,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:41,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1425629721, now seen corresponding path program 1 times [2018-11-10 07:32:41,393 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:41,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:41,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:41,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:41,497 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:41,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:32:41,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:32:41,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:32:41,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:32:41,499 INFO L87 Difference]: Start difference. First operand 184 states and 210 transitions. Second operand 3 states. [2018-11-10 07:32:41,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:41,522 INFO L93 Difference]: Finished difference Result 279 states and 321 transitions. [2018-11-10 07:32:41,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:32:41,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-11-10 07:32:41,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:41,525 INFO L225 Difference]: With dead ends: 279 [2018-11-10 07:32:41,525 INFO L226 Difference]: Without dead ends: 174 [2018-11-10 07:32:41,526 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:32:41,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-11-10 07:32:41,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-11-10 07:32:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-11-10 07:32:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 197 transitions. [2018-11-10 07:32:41,539 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 197 transitions. Word has length 84 [2018-11-10 07:32:41,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:41,539 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 197 transitions. [2018-11-10 07:32:41,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:32:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 197 transitions. [2018-11-10 07:32:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:32:41,542 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:41,542 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:41,542 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:41,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:41,542 INFO L82 PathProgramCache]: Analyzing trace with hash 2048464979, now seen corresponding path program 1 times [2018-11-10 07:32:41,543 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:41,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:41,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:41,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:41,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:41,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:32:41,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:32:41,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:32:41,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:32:41,695 INFO L87 Difference]: Start difference. First operand 174 states and 197 transitions. Second operand 7 states. [2018-11-10 07:32:41,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:41,881 INFO L93 Difference]: Finished difference Result 288 states and 335 transitions. [2018-11-10 07:32:41,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:32:41,881 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-10 07:32:41,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:41,883 INFO L225 Difference]: With dead ends: 288 [2018-11-10 07:32:41,883 INFO L226 Difference]: Without dead ends: 174 [2018-11-10 07:32:41,884 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:32:41,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-11-10 07:32:41,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-11-10 07:32:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-11-10 07:32:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 196 transitions. [2018-11-10 07:32:41,896 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 196 transitions. Word has length 88 [2018-11-10 07:32:41,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:41,897 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 196 transitions. [2018-11-10 07:32:41,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:32:41,897 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2018-11-10 07:32:41,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:32:41,899 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:41,899 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:41,899 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:41,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:41,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1291532231, now seen corresponding path program 1 times [2018-11-10 07:32:41,899 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:41,899 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:41,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:41,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:41,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:41,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:32:41,997 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:32:41,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:32:41,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:32:41,998 INFO L87 Difference]: Start difference. First operand 174 states and 196 transitions. Second operand 5 states. [2018-11-10 07:32:42,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:42,354 INFO L93 Difference]: Finished difference Result 392 states and 465 transitions. [2018-11-10 07:32:42,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:32:42,354 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2018-11-10 07:32:42,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:42,356 INFO L225 Difference]: With dead ends: 392 [2018-11-10 07:32:42,356 INFO L226 Difference]: Without dead ends: 278 [2018-11-10 07:32:42,357 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:32:42,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-10 07:32:42,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 259. [2018-11-10 07:32:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2018-11-10 07:32:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 288 transitions. [2018-11-10 07:32:42,378 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 288 transitions. Word has length 106 [2018-11-10 07:32:42,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:42,378 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 288 transitions. [2018-11-10 07:32:42,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:32:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 288 transitions. [2018-11-10 07:32:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:32:42,380 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:42,380 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:42,381 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:42,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:42,381 INFO L82 PathProgramCache]: Analyzing trace with hash 59494174, now seen corresponding path program 1 times [2018-11-10 07:32:42,381 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:42,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:42,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:42,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:42,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:42,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:42,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 07:32:42,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 07:32:42,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 07:32:42,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:32:42,480 INFO L87 Difference]: Start difference. First operand 259 states and 288 transitions. Second operand 10 states. [2018-11-10 07:32:42,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:42,810 INFO L93 Difference]: Finished difference Result 747 states and 911 transitions. [2018-11-10 07:32:42,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 07:32:42,811 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 120 [2018-11-10 07:32:42,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:42,815 INFO L225 Difference]: With dead ends: 747 [2018-11-10 07:32:42,815 INFO L226 Difference]: Without dead ends: 548 [2018-11-10 07:32:42,816 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:32:42,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-10 07:32:42,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 538. [2018-11-10 07:32:42,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2018-11-10 07:32:42,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 624 transitions. [2018-11-10 07:32:42,848 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 624 transitions. Word has length 120 [2018-11-10 07:32:42,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:42,848 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 624 transitions. [2018-11-10 07:32:42,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 07:32:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 624 transitions. [2018-11-10 07:32:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 07:32:42,851 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:42,851 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:42,852 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:42,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:42,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1016248080, now seen corresponding path program 1 times [2018-11-10 07:32:42,852 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:42,852 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:42,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:42,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:42,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 07:32:42,918 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:32:42,918 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:32:42,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:43,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 07:32:43,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:32:43,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2018-11-10 07:32:43,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:32:43,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:32:43,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:32:43,110 INFO L87 Difference]: Start difference. First operand 538 states and 624 transitions. Second operand 6 states. [2018-11-10 07:32:43,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:43,147 INFO L93 Difference]: Finished difference Result 1031 states and 1227 transitions. [2018-11-10 07:32:43,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:32:43,148 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-11-10 07:32:43,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:43,151 INFO L225 Difference]: With dead ends: 1031 [2018-11-10 07:32:43,151 INFO L226 Difference]: Without dead ends: 553 [2018-11-10 07:32:43,152 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 167 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:32:43,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-10 07:32:43,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 553. [2018-11-10 07:32:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2018-11-10 07:32:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 640 transitions. [2018-11-10 07:32:43,181 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 640 transitions. Word has length 169 [2018-11-10 07:32:43,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:43,181 INFO L481 AbstractCegarLoop]: Abstraction has 553 states and 640 transitions. [2018-11-10 07:32:43,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:32:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 640 transitions. [2018-11-10 07:32:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 07:32:43,184 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:43,184 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:43,184 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:43,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:43,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1363611288, now seen corresponding path program 1 times [2018-11-10 07:32:43,185 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:43,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:43,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:43,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:43,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 07:32:43,278 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:32:43,278 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:32:43,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:43,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:43,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:32:43,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 14 [2018-11-10 07:32:43,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 07:32:43,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 07:32:43,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:32:43,499 INFO L87 Difference]: Start difference. First operand 553 states and 640 transitions. Second operand 14 states. [2018-11-10 07:32:44,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:44,751 INFO L93 Difference]: Finished difference Result 1346 states and 1761 transitions. [2018-11-10 07:32:44,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-10 07:32:44,751 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 173 [2018-11-10 07:32:44,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:44,754 INFO L225 Difference]: With dead ends: 1346 [2018-11-10 07:32:44,754 INFO L226 Difference]: Without dead ends: 853 [2018-11-10 07:32:44,756 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2018-11-10 07:32:44,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2018-11-10 07:32:44,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 779. [2018-11-10 07:32:44,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2018-11-10 07:32:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 929 transitions. [2018-11-10 07:32:44,784 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 929 transitions. Word has length 173 [2018-11-10 07:32:44,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:44,785 INFO L481 AbstractCegarLoop]: Abstraction has 779 states and 929 transitions. [2018-11-10 07:32:44,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 07:32:44,785 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 929 transitions. [2018-11-10 07:32:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 07:32:44,787 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:44,787 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:44,787 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:44,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:44,788 INFO L82 PathProgramCache]: Analyzing trace with hash -155693113, now seen corresponding path program 1 times [2018-11-10 07:32:44,788 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:44,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:44,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:44,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:44,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 07:32:44,870 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:44,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 07:32:44,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 07:32:44,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 07:32:44,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:32:44,871 INFO L87 Difference]: Start difference. First operand 779 states and 929 transitions. Second operand 9 states. [2018-11-10 07:32:45,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:45,231 INFO L93 Difference]: Finished difference Result 2021 states and 2482 transitions. [2018-11-10 07:32:45,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-10 07:32:45,236 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 173 [2018-11-10 07:32:45,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:45,239 INFO L225 Difference]: With dead ends: 2021 [2018-11-10 07:32:45,239 INFO L226 Difference]: Without dead ends: 1302 [2018-11-10 07:32:45,241 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:32:45,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2018-11-10 07:32:45,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1299. [2018-11-10 07:32:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2018-11-10 07:32:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1541 transitions. [2018-11-10 07:32:45,282 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1541 transitions. Word has length 173 [2018-11-10 07:32:45,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:45,283 INFO L481 AbstractCegarLoop]: Abstraction has 1299 states and 1541 transitions. [2018-11-10 07:32:45,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 07:32:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1541 transitions. [2018-11-10 07:32:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 07:32:45,284 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:45,285 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:45,285 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:45,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:45,285 INFO L82 PathProgramCache]: Analyzing trace with hash -147168093, now seen corresponding path program 1 times [2018-11-10 07:32:45,285 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:45,285 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:45,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:45,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:45,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 07:32:45,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:32:45,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:32:45,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:32:45,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:32:45,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:32:45,341 INFO L87 Difference]: Start difference. First operand 1299 states and 1541 transitions. Second operand 6 states. [2018-11-10 07:32:45,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:45,443 INFO L93 Difference]: Finished difference Result 1324 states and 1570 transitions. [2018-11-10 07:32:45,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:32:45,444 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 177 [2018-11-10 07:32:45,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:45,447 INFO L225 Difference]: With dead ends: 1324 [2018-11-10 07:32:45,447 INFO L226 Difference]: Without dead ends: 1321 [2018-11-10 07:32:45,448 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:32:45,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1321 states. [2018-11-10 07:32:45,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1321 to 1299. [2018-11-10 07:32:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2018-11-10 07:32:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1533 transitions. [2018-11-10 07:32:45,488 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1533 transitions. Word has length 177 [2018-11-10 07:32:45,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:45,489 INFO L481 AbstractCegarLoop]: Abstraction has 1299 states and 1533 transitions. [2018-11-10 07:32:45,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:32:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1533 transitions. [2018-11-10 07:32:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-10 07:32:45,491 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:45,491 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:45,491 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:45,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:45,491 INFO L82 PathProgramCache]: Analyzing trace with hash 789563799, now seen corresponding path program 1 times [2018-11-10 07:32:45,492 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:45,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:45,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:45,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:45,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:32:45,600 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:32:45,600 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/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 [2018-11-10 07:32:45,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:45,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:45,806 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:32:45,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-10 07:32:45,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 07:32:45,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 07:32:45,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:32:45,807 INFO L87 Difference]: Start difference. First operand 1299 states and 1533 transitions. Second operand 14 states. [2018-11-10 07:32:46,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:46,765 INFO L93 Difference]: Finished difference Result 2563 states and 3175 transitions. [2018-11-10 07:32:46,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 07:32:46,766 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 195 [2018-11-10 07:32:46,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:46,771 INFO L225 Difference]: With dead ends: 2563 [2018-11-10 07:32:46,771 INFO L226 Difference]: Without dead ends: 1454 [2018-11-10 07:32:46,773 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 198 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2018-11-10 07:32:46,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2018-11-10 07:32:46,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1269. [2018-11-10 07:32:46,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1269 states. [2018-11-10 07:32:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 1497 transitions. [2018-11-10 07:32:46,819 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 1497 transitions. Word has length 195 [2018-11-10 07:32:46,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:46,819 INFO L481 AbstractCegarLoop]: Abstraction has 1269 states and 1497 transitions. [2018-11-10 07:32:46,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 07:32:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1497 transitions. [2018-11-10 07:32:46,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 07:32:46,822 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:46,822 INFO L375 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:32:46,822 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:46,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:46,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1882914315, now seen corresponding path program 2 times [2018-11-10 07:32:46,822 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:46,823 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:46,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:46,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:46,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 47 proven. 14 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 07:32:46,948 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:32:46,949 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:32:46,960 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-10 07:32:47,271 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-10 07:32:47,271 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 07:32:47,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:32:47,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:32:47,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 14 [2018-11-10 07:32:47,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 07:32:47,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 07:32:47,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:32:47,465 INFO L87 Difference]: Start difference. First operand 1269 states and 1497 transitions. Second operand 14 states. [2018-11-10 07:32:48,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:48,725 INFO L93 Difference]: Finished difference Result 3136 states and 3805 transitions. [2018-11-10 07:32:48,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-10 07:32:48,725 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 265 [2018-11-10 07:32:48,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:48,732 INFO L225 Difference]: With dead ends: 3136 [2018-11-10 07:32:48,732 INFO L226 Difference]: Without dead ends: 2053 [2018-11-10 07:32:48,735 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2018-11-10 07:32:48,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2053 states. [2018-11-10 07:32:48,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2053 to 1884. [2018-11-10 07:32:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1884 states. [2018-11-10 07:32:48,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1884 states and 2165 transitions. [2018-11-10 07:32:48,839 INFO L78 Accepts]: Start accepts. Automaton has 1884 states and 2165 transitions. Word has length 265 [2018-11-10 07:32:48,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:48,839 INFO L481 AbstractCegarLoop]: Abstraction has 1884 states and 2165 transitions. [2018-11-10 07:32:48,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 07:32:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2165 transitions. [2018-11-10 07:32:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 07:32:48,843 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:32:48,843 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-10 07:32:48,843 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:32:48,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:48,844 INFO L82 PathProgramCache]: Analyzing trace with hash -493620301, now seen corresponding path program 1 times [2018-11-10 07:32:48,844 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:32:48,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:32:48,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:48,845 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:32:48,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:32:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:32:48,919 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:32:48,920 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:32:48,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:32:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:49,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:49,058 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 07:32:49,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:32:49,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-10 07:32:49,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 07:32:49,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 07:32:49,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:32:49,075 INFO L87 Difference]: Start difference. First operand 1884 states and 2165 transitions. Second operand 13 states. [2018-11-10 07:32:49,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:32:49,141 INFO L93 Difference]: Finished difference Result 2576 states and 2956 transitions. [2018-11-10 07:32:49,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 07:32:49,142 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 265 [2018-11-10 07:32:49,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:32:49,143 INFO L225 Difference]: With dead ends: 2576 [2018-11-10 07:32:49,143 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:32:49,145 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:32:49,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:32:49,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:32:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:32:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:32:49,146 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 265 [2018-11-10 07:32:49,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:32:49,146 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:32:49,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 07:32:49,147 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:32:49,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:32:49,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:32:49,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:32:49,927 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 25 [2018-11-10 07:32:50,325 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2018-11-10 07:32:50,461 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 23 [2018-11-10 07:32:51,389 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 29 [2018-11-10 07:32:51,868 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-11-10 07:32:51,869 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 07:32:51,870 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 729 735) the Hoare annotation is: true [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 729 735) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 736 744) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 736 744) the Hoare annotation is: true [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 736 744) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L428 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: true [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 859 883) the Hoare annotation is: true [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 859 883) no Hoare annotation was computed. [2018-11-10 07:32:51,871 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-10 07:32:51,871 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L869-1(line 869) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L867(lines 867 880) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L867-1(lines 859 883) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 957 979) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 957 979) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 957 979) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L967-1(lines 967 974) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L425 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,872 INFO L421 ceAbstractionStarter]: At program point L963(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,873 INFO L421 ceAbstractionStarter]: At program point L963-1(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 916 939) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 916 939) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 916 939) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-10 07:32:51,873 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 624 632) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 624 632) the Hoare annotation is: true [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 624 632) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 688 706) the Hoare annotation is: true [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L428 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L697-2(lines 697 701) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L695-1(line 695) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 688 706) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 688 706) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L640(lines 640 648) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L640-2(lines 640 648) no Hoare annotation was computed. [2018-11-10 07:32:51,874 INFO L425 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L663-1(line 663) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 633 668) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L652(lines 652 660) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L652-2(lines 652 660) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 633 668) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 633 668) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 722 728) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 722 728) the Hoare annotation is: true [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L83-1(line 83) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L83-2(line 83) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 07:32:51,875 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 384) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-11-10 07:32:51,876 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 391) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 373 393) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 947 956) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 947 956) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 947 956) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 613 623) the Hoare annotation is: true [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 613 623) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L428 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: true [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point L618-1(line 618) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 613 623) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 605 612) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 605 612) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 605 612) no Hoare annotation was computed. [2018-11-10 07:32:51,877 INFO L425 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 835 848) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 835 848) the Hoare annotation is: true [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 835 848) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 593) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 572 596) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 572 596) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,878 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 572 596) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L421 ceAbstractionStarter]: At program point L586(line 586) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1))) [2018-11-10 07:32:51,878 INFO L421 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-10 07:32:51,878 INFO L425 ceAbstractionStarter]: For program point L580(lines 580 588) no Hoare annotation was computed. [2018-11-10 07:32:51,878 INFO L421 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 512 518) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 512 518) the Hoare annotation is: true [2018-11-10 07:32:51,879 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 410 473) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,879 INFO L421 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 446) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 410 473) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L421 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= ~systemActive~0 1)) (and (<= 2 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:32:51,879 INFO L421 ceAbstractionStarter]: At program point L463(lines 420 465) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-10 07:32:51,879 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 420 465) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L421 ceAbstractionStarter]: At program point L466(lines 419 467) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 460) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L421 ceAbstractionStarter]: At program point L456-2(lines 450 461) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L421(lines 420 465) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 410 473) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 461) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 327 347) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 338) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-10 07:32:51,880 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 849 857) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 849 857) the Hoare annotation is: true [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 849 857) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 803 825) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 803 825) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 803 825) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-10 07:32:51,881 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-10 07:32:51,882 INFO L425 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L270(line 270) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2018-11-10 07:32:51,883 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 712 721) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 712 721) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 712 721) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L337-2(line 337) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L808-1(line 808) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-10 07:32:51,884 INFO L425 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L664(line 664) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L664-1(line 664) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L662-1(line 662) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L658(line 658) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L658-1(line 658) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L654(line 654) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L654-1(line 654) no Hoare annotation was computed. [2018-11-10 07:32:51,885 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L650-1(line 650) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L646(line 646) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point L642(line 642) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 597 604) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 597 604) no Hoare annotation was computed. [2018-11-10 07:32:51,886 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 597 604) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 669 687) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 669 687) the Hoare annotation is: true [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 669 687) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L428 ceAbstractionStarter]: At program point L676(line 676) the Hoare annotation is: true [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 826 834) the Hoare annotation is: true [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 826 834) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 826 834) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L425 ceAbstractionStarter]: For program point L786-1(lines 782 793) no Hoare annotation was computed. [2018-11-10 07:32:51,887 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 782 793) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| 0)) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (< ~waterLevel~0 2) .cse7)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (not .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse6 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse5 .cse6 .cse7 .cse4) (or .cse1 .cse5 .cse0 .cse6 .cse7)))) [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 782 793) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L421 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (= 0 ~pumpRunning~0) .cse0) (let ((.cse1 (+ ~waterLevel~0 1))) (and (<= .cse1 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| .cse1) .cse0)) (or (< |old(~waterLevel~0)| 2) .cse2)) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse2))) [2018-11-10 07:32:51,888 INFO L421 ceAbstractionStarter]: At program point L499(lines 499 505) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 1))) (let ((.cse2 (not .cse3)) (.cse1 (and (<= 2 ~waterLevel~0) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse3))) (and (or (let ((.cse0 (+ ~waterLevel~0 1))) (and (<= .cse0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| .cse0))) .cse1 (or (< |old(~waterLevel~0)| 2) .cse2)) (or (not (= 0 |old(~pumpRunning~0)|)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< |old(~waterLevel~0)| 1) .cse2 .cse1)))) [2018-11-10 07:32:51,888 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 488 511) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or (< |old(~waterLevel~0)| 2) .cse1)) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse1))) [2018-11-10 07:32:51,888 INFO L421 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< |old(~waterLevel~0)| 2) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point L492(lines 491 510) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 488 511) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 488 511) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 886 915) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L425 ceAbstractionStarter]: For program point L896-1(lines 896 910) no Hoare annotation was computed. [2018-11-10 07:32:51,888 INFO L428 ceAbstractionStarter]: At program point L896-3(lines 896 910) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L428 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point L892-1(line 892) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L428 ceAbstractionStarter]: At program point L911(lines 886 915) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 886 915) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L428 ceAbstractionStarter]: At program point L900-1(lines 900 904) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 794 802) the Hoare annotation is: true [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 794 802) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 794 802) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 758 769) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) (< |old(~waterLevel~0)| 2)) [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 758 769) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point L762-1(lines 758 769) no Hoare annotation was computed. [2018-11-10 07:32:51,889 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 940 946) no Hoare annotation was computed. [2018-11-10 07:32:51,890 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 940 946) the Hoare annotation is: true [2018-11-10 07:32:51,890 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,890 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-11-10 07:32:51,890 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:32:51,890 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:32:51,890 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 520 544) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,890 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 520 544) no Hoare annotation was computed. [2018-11-10 07:32:51,890 INFO L421 ceAbstractionStarter]: At program point L539(line 539) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,890 INFO L425 ceAbstractionStarter]: For program point L539-1(lines 520 544) no Hoare annotation was computed. [2018-11-10 07:32:51,890 INFO L421 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1) (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2018-11-10 07:32:51,890 INFO L421 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,890 INFO L425 ceAbstractionStarter]: For program point L528(lines 528 536) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L421 ceAbstractionStarter]: At program point L526(line 526) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point L526-1(line 526) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 541) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 770 781) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point L774-1(lines 770 781) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 770 781) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (= ~waterLevel~0 |old(~waterLevel~0)|)) (or (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (or (<= 2 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0))))) [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 746 753) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 746 753) the Hoare annotation is: true [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 746 753) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 546 570) no Hoare annotation was computed. [2018-11-10 07:32:51,891 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 546 570) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 07:32:51,892 INFO L421 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 07:32:51,892 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 546 570) no Hoare annotation was computed. [2018-11-10 07:32:51,892 INFO L421 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-10 07:32:51,892 INFO L421 ceAbstractionStarter]: At program point L556(line 556) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 07:32:51,892 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 562) no Hoare annotation was computed. [2018-11-10 07:32:51,892 INFO L421 ceAbstractionStarter]: At program point L552(line 552) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 07:32:51,892 INFO L425 ceAbstractionStarter]: For program point L552-1(line 552) no Hoare annotation was computed. [2018-11-10 07:32:51,892 INFO L425 ceAbstractionStarter]: For program point L550(lines 550 567) no Hoare annotation was computed. [2018-11-10 07:32:51,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:32:51 BoogieIcfgContainer [2018-11-10 07:32:51,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:32:51,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:32:51,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:32:51,902 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:32:51,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:41" (3/4) ... [2018-11-10 07:32:51,905 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:32:51,912 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 07:32:51,912 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 07:32:51,912 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 07:32:51,912 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 07:32:51,913 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:32:51,914 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 07:32:51,915 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 07:32:51,922 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 07:32:51,922 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 07:32:51,923 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 07:32:51,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(systemActive == 1) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || ((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:32:51,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:32:51,989 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_10f47bd1-1fb7-4d1f-af72-ae31894452bf/bin-2019/uautomizer/witness.graphml [2018-11-10 07:32:51,989 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:32:51,990 INFO L168 Benchmark]: Toolchain (without parser) took 12024.36 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 489.7 MB). Free memory was 956.6 MB in the beginning and 1.4 GB in the end (delta: -488.2 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,991 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. [2018-11-10 07:32:51,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,991 INFO L168 Benchmark]: Boogie Preprocessor took 96.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,991 INFO L168 Benchmark]: RCFGBuilder took 644.97 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: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,992 INFO L168 Benchmark]: TraceAbstraction took 10889.44 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 351.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -413.8 MB). Peak memory consumption was 560.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,992 INFO L168 Benchmark]: Witness Printer took 87.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:51,993 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 302.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 644.97 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: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10889.44 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 351.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -413.8 MB). Peak memory consumption was 560.0 MB. Max. memory is 11.5 GB. * Witness Printer took 87.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 750]: 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: 420]: Loop Invariant Derived loop invariant: ((((!(systemActive == 1) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || ((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 344 locations, 1 error locations. SAFE Result, 10.8s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 5.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2706 SDtfs, 2940 SDslu, 9194 SDs, 0 SdLazy, 7485 SolverSat, 1386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1258 GetRequests, 1104 SyntacticMatches, 5 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1884occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 482 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 3192 PreInvPairs, 3297 NumberOfFragments, 1255 HoareAnnotationTreeSize, 3192 FomulaSimplifications, 7823 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 66 FomulaSimplificationsInter, 17669 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2964 NumberOfCodeBlocks, 2964 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2947 ConstructedInterpolants, 0 QuantifiedInterpolants, 789972 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4401 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 711/760 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...