./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product63_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_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/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 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:20:18,389 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:20:18,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:20:18,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:20:18,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:20:18,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:20:18,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:20:18,403 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:20:18,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:20:18,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:20:18,406 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:20:18,407 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:20:18,407 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:20:18,408 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:20:18,409 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:20:18,409 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:20:18,410 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:20:18,412 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:20:18,413 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:20:18,415 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:20:18,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:20:18,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:20:18,419 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:20:18,419 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:20:18,419 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:20:18,420 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:20:18,420 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:20:18,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:20:18,422 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:20:18,423 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:20:18,423 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:20:18,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:20:18,424 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:20:18,424 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:20:18,425 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:20:18,426 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:20:18,426 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 23:20:18,437 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:20:18,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:20:18,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:20:18,438 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:20:18,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:20:18,438 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:20:18,439 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:20:18,439 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:20:18,439 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:20:18,439 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:20:18,439 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:20:18,440 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:20:18,440 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:20:18,441 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:20:18,441 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:20:18,442 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 23:20:18,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:20:18,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:20:18,442 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_0fbcdb25-6f02-4edd-8559-93227d3072fd/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 -> 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d [2018-10-26 23:20:18,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:20:18,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:20:18,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:20:18,488 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:20:18,488 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:20:18,489 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-10-26 23:20:18,538 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/data/6aa2aedf0/48e75a2556784c819da04a50a97f6f3f/FLAGe3a6efa47 [2018-10-26 23:20:18,921 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:20:18,921 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/sv-benchmarks/c/product-lines/minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-10-26 23:20:18,931 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/data/6aa2aedf0/48e75a2556784c819da04a50a97f6f3f/FLAGe3a6efa47 [2018-10-26 23:20:18,943 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/data/6aa2aedf0/48e75a2556784c819da04a50a97f6f3f [2018-10-26 23:20:18,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:20:18,948 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:20:18,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:18,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:20:18,952 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:20:18,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:18" (1/1) ... [2018-10-26 23:20:18,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c90e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:18, skipping insertion in model container [2018-10-26 23:20:18,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:18" (1/1) ... [2018-10-26 23:20:18,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:20:19,002 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:20:19,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:19,230 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:20:19,291 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:19,317 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:20:19,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19 WrapperNode [2018-10-26 23:20:19,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:19,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:20:19,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:20:19,318 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:20:19,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... [2018-10-26 23:20:19,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:20:19,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:20:19,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:20:19,484 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:20:19,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-10-26 23:20:19,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 23:20:19,537 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 23:20:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 23:20:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-26 23:20:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 23:20:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 23:20:19,538 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 23:20:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 23:20:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 23:20:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-10-26 23:20:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 23:20:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-26 23:20:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 23:20:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 23:20:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 23:20:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:20:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:20:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 23:20:21,074 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:20:21,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:21 BoogieIcfgContainer [2018-10-26 23:20:21,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:20:21,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:20:21,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:20:21,078 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:20:21,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:20:18" (1/3) ... [2018-10-26 23:20:21,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d2ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:20:21, skipping insertion in model container [2018-10-26 23:20:21,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:19" (2/3) ... [2018-10-26 23:20:21,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d2ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:20:21, skipping insertion in model container [2018-10-26 23:20:21,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:21" (3/3) ... [2018-10-26 23:20:21,081 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-10-26 23:20:21,087 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:20:21,093 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:20:21,105 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:20:21,133 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:20:21,133 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:20:21,134 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:20:21,134 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:20:21,134 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:20:21,134 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:20:21,135 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:20:21,135 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:20:21,135 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:20:21,155 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2018-10-26 23:20:21,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 23:20:21,164 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:21,165 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] [2018-10-26 23:20:21,168 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:21,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:21,174 INFO L82 PathProgramCache]: Analyzing trace with hash -29067403, now seen corresponding path program 1 times [2018-10-26 23:20:21,175 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:21,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:21,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:21,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:21,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:21,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:21,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 23:20:21,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 23:20:21,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 23:20:21,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 23:20:21,487 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 2 states. [2018-10-26 23:20:21,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:21,545 INFO L93 Difference]: Finished difference Result 358 states and 435 transitions. [2018-10-26 23:20:21,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 23:20:21,546 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 82 [2018-10-26 23:20:21,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:21,564 INFO L225 Difference]: With dead ends: 358 [2018-10-26 23:20:21,564 INFO L226 Difference]: Without dead ends: 197 [2018-10-26 23:20:21,568 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 23:20:21,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-10-26 23:20:21,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2018-10-26 23:20:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-10-26 23:20:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 227 transitions. [2018-10-26 23:20:21,642 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 227 transitions. Word has length 82 [2018-10-26 23:20:21,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:21,643 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 227 transitions. [2018-10-26 23:20:21,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 23:20:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 227 transitions. [2018-10-26 23:20:21,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 23:20:21,650 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:21,650 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] [2018-10-26 23:20:21,651 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:21,651 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:21,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1938446268, now seen corresponding path program 1 times [2018-10-26 23:20:21,651 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:21,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:21,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:21,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:21,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:21,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:20:21,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:20:21,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:20:21,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:20:21,790 INFO L87 Difference]: Start difference. First operand 197 states and 227 transitions. Second operand 3 states. [2018-10-26 23:20:21,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:21,836 INFO L93 Difference]: Finished difference Result 299 states and 347 transitions. [2018-10-26 23:20:21,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:20:21,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-10-26 23:20:21,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:21,844 INFO L225 Difference]: With dead ends: 299 [2018-10-26 23:20:21,844 INFO L226 Difference]: Without dead ends: 187 [2018-10-26 23:20:21,846 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:20:21,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-10-26 23:20:21,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-10-26 23:20:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-10-26 23:20:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 214 transitions. [2018-10-26 23:20:21,866 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 214 transitions. Word has length 84 [2018-10-26 23:20:21,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:21,867 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 214 transitions. [2018-10-26 23:20:21,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:20:21,867 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 214 transitions. [2018-10-26 23:20:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 23:20:21,869 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:21,870 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:21,870 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:21,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:21,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1858226002, now seen corresponding path program 1 times [2018-10-26 23:20:21,873 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:21,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:21,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:21,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:22,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:22,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:22,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 23:20:22,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 23:20:22,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 23:20:22,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 23:20:22,211 INFO L87 Difference]: Start difference. First operand 187 states and 214 transitions. Second operand 7 states. [2018-10-26 23:20:22,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:22,901 INFO L93 Difference]: Finished difference Result 492 states and 589 transitions. [2018-10-26 23:20:22,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 23:20:22,902 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-10-26 23:20:22,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:22,905 INFO L225 Difference]: With dead ends: 492 [2018-10-26 23:20:22,906 INFO L226 Difference]: Without dead ends: 365 [2018-10-26 23:20:22,907 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 23:20:22,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2018-10-26 23:20:22,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 357. [2018-10-26 23:20:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-10-26 23:20:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 425 transitions. [2018-10-26 23:20:22,947 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 425 transitions. Word has length 88 [2018-10-26 23:20:22,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:22,952 INFO L481 AbstractCegarLoop]: Abstraction has 357 states and 425 transitions. [2018-10-26 23:20:22,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 23:20:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 425 transitions. [2018-10-26 23:20:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 23:20:22,955 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:22,955 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:22,955 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:22,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:22,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1135010407, now seen corresponding path program 1 times [2018-10-26 23:20:22,956 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:22,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:22,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:22,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:22,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:23,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:23,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 23:20:23,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 23:20:23,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 23:20:23,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 23:20:23,212 INFO L87 Difference]: Start difference. First operand 357 states and 425 transitions. Second operand 10 states. [2018-10-26 23:20:24,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:24,367 INFO L93 Difference]: Finished difference Result 1200 states and 1548 transitions. [2018-10-26 23:20:24,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 23:20:24,368 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2018-10-26 23:20:24,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:24,372 INFO L225 Difference]: With dead ends: 1200 [2018-10-26 23:20:24,372 INFO L226 Difference]: Without dead ends: 903 [2018-10-26 23:20:24,375 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-26 23:20:24,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2018-10-26 23:20:24,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 891. [2018-10-26 23:20:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 891 states. [2018-10-26 23:20:24,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1111 transitions. [2018-10-26 23:20:24,443 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1111 transitions. Word has length 94 [2018-10-26 23:20:24,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:24,443 INFO L481 AbstractCegarLoop]: Abstraction has 891 states and 1111 transitions. [2018-10-26 23:20:24,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 23:20:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1111 transitions. [2018-10-26 23:20:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 23:20:24,448 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:24,448 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] [2018-10-26 23:20:24,448 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:24,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:24,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1389323053, now seen corresponding path program 1 times [2018-10-26 23:20:24,449 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:24,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:24,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:24,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:24,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:24,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:24,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 23:20:24,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 23:20:24,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 23:20:24,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 23:20:24,713 INFO L87 Difference]: Start difference. First operand 891 states and 1111 transitions. Second operand 4 states. [2018-10-26 23:20:25,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:25,626 INFO L93 Difference]: Finished difference Result 2185 states and 2938 transitions. [2018-10-26 23:20:25,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 23:20:25,627 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-10-26 23:20:25,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:25,634 INFO L225 Difference]: With dead ends: 2185 [2018-10-26 23:20:25,634 INFO L226 Difference]: Without dead ends: 1354 [2018-10-26 23:20:25,637 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:20:25,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-10-26 23:20:25,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1210. [2018-10-26 23:20:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1210 states. [2018-10-26 23:20:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1210 states and 1495 transitions. [2018-10-26 23:20:25,713 INFO L78 Accepts]: Start accepts. Automaton has 1210 states and 1495 transitions. Word has length 98 [2018-10-26 23:20:25,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:25,714 INFO L481 AbstractCegarLoop]: Abstraction has 1210 states and 1495 transitions. [2018-10-26 23:20:25,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 23:20:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1495 transitions. [2018-10-26 23:20:25,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 23:20:25,718 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:25,718 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] [2018-10-26 23:20:25,718 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:25,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:25,719 INFO L82 PathProgramCache]: Analyzing trace with hash 2116163146, now seen corresponding path program 1 times [2018-10-26 23:20:25,720 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:25,720 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:25,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:25,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:25,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 23:20:25,997 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:25,997 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 23:20:26,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:26,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 23:20:27,175 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 23:20:27,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-10-26 23:20:27,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-26 23:20:27,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-26 23:20:27,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-10-26 23:20:27,177 INFO L87 Difference]: Start difference. First operand 1210 states and 1495 transitions. Second operand 12 states. [2018-10-26 23:20:27,769 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-10-26 23:20:31,304 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-10-26 23:20:34,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:34,075 INFO L93 Difference]: Finished difference Result 2759 states and 3680 transitions. [2018-10-26 23:20:34,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-10-26 23:20:34,076 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 126 [2018-10-26 23:20:34,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:34,083 INFO L225 Difference]: With dead ends: 2759 [2018-10-26 23:20:34,083 INFO L226 Difference]: Without dead ends: 1898 [2018-10-26 23:20:34,087 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 828 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=535, Invalid=2327, Unknown=0, NotChecked=0, Total=2862 [2018-10-26 23:20:34,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2018-10-26 23:20:34,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1684. [2018-10-26 23:20:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1684 states. [2018-10-26 23:20:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 2110 transitions. [2018-10-26 23:20:34,182 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 2110 transitions. Word has length 126 [2018-10-26 23:20:34,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:34,183 INFO L481 AbstractCegarLoop]: Abstraction has 1684 states and 2110 transitions. [2018-10-26 23:20:34,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-26 23:20:34,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2110 transitions. [2018-10-26 23:20:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 23:20:34,189 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:34,190 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:34,190 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:34,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:34,191 INFO L82 PathProgramCache]: Analyzing trace with hash 2058092133, now seen corresponding path program 1 times [2018-10-26 23:20:34,191 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:34,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:34,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:34,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:34,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 23:20:34,645 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:34,645 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 23:20:34,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:34,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:35,073 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:20:35,101 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:35,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2018-10-26 23:20:35,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:20:35,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:20:35,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:20:35,103 INFO L87 Difference]: Start difference. First operand 1684 states and 2110 transitions. Second operand 6 states. [2018-10-26 23:20:35,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:35,292 INFO L93 Difference]: Finished difference Result 3364 states and 4466 transitions. [2018-10-26 23:20:35,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 23:20:35,306 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 206 [2018-10-26 23:20:35,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:35,314 INFO L225 Difference]: With dead ends: 3364 [2018-10-26 23:20:35,315 INFO L226 Difference]: Without dead ends: 1740 [2018-10-26 23:20:35,319 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 204 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-26 23:20:35,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-10-26 23:20:35,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1724. [2018-10-26 23:20:35,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2018-10-26 23:20:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2154 transitions. [2018-10-26 23:20:35,405 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2154 transitions. Word has length 206 [2018-10-26 23:20:35,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:35,410 INFO L481 AbstractCegarLoop]: Abstraction has 1724 states and 2154 transitions. [2018-10-26 23:20:35,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:20:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2154 transitions. [2018-10-26 23:20:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 23:20:35,417 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:35,417 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:35,417 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:35,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:35,417 INFO L82 PathProgramCache]: Analyzing trace with hash 336089447, now seen corresponding path program 1 times [2018-10-26 23:20:35,418 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:35,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:35,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:35,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:35,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 23:20:36,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:36,169 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 23:20:36,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:36,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:20:36,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:36,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-10-26 23:20:36,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-26 23:20:36,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-26 23:20:36,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-10-26 23:20:36,562 INFO L87 Difference]: Start difference. First operand 1724 states and 2154 transitions. Second operand 11 states. [2018-10-26 23:20:36,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:36,659 INFO L93 Difference]: Finished difference Result 3111 states and 4016 transitions. [2018-10-26 23:20:36,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 23:20:36,674 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 206 [2018-10-26 23:20:36,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:36,680 INFO L225 Difference]: With dead ends: 3111 [2018-10-26 23:20:36,680 INFO L226 Difference]: Without dead ends: 1447 [2018-10-26 23:20:36,685 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-10-26 23:20:36,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2018-10-26 23:20:36,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1447. [2018-10-26 23:20:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1447 states. [2018-10-26 23:20:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 1808 transitions. [2018-10-26 23:20:36,759 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 1808 transitions. Word has length 206 [2018-10-26 23:20:36,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:36,759 INFO L481 AbstractCegarLoop]: Abstraction has 1447 states and 1808 transitions. [2018-10-26 23:20:36,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-26 23:20:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1808 transitions. [2018-10-26 23:20:36,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 23:20:36,764 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:36,764 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:36,764 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:36,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:36,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1104221294, now seen corresponding path program 1 times [2018-10-26 23:20:36,765 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:36,766 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:36,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:36,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:36,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 23:20:37,046 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:37,046 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/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 [2018-10-26 23:20:37,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:37,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:37,429 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 23:20:37,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-10-26 23:20:37,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-26 23:20:37,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-26 23:20:37,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-10-26 23:20:37,430 INFO L87 Difference]: Start difference. First operand 1447 states and 1808 transitions. Second operand 14 states. [2018-10-26 23:20:39,771 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-26 23:20:40,239 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-26 23:20:42,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:42,625 INFO L93 Difference]: Finished difference Result 3232 states and 4377 transitions. [2018-10-26 23:20:42,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-10-26 23:20:42,626 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 210 [2018-10-26 23:20:42,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:42,637 INFO L225 Difference]: With dead ends: 3232 [2018-10-26 23:20:42,638 INFO L226 Difference]: Without dead ends: 2013 [2018-10-26 23:20:42,642 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-10-26 23:20:42,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2013 states. [2018-10-26 23:20:42,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2013 to 1691. [2018-10-26 23:20:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2018-10-26 23:20:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2100 transitions. [2018-10-26 23:20:42,755 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2100 transitions. Word has length 210 [2018-10-26 23:20:42,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:42,756 INFO L481 AbstractCegarLoop]: Abstraction has 1691 states and 2100 transitions. [2018-10-26 23:20:42,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-26 23:20:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2100 transitions. [2018-10-26 23:20:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-26 23:20:42,763 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:42,764 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:20:42,764 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:42,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:42,764 INFO L82 PathProgramCache]: Analyzing trace with hash -2111519323, now seen corresponding path program 1 times [2018-10-26 23:20:42,764 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:42,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:42,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:42,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:42,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-10-26 23:20:43,234 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:43,234 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/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 [2018-10-26 23:20:43,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:43,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:20:43,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:43,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-10-26 23:20:43,591 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-26 23:20:43,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-26 23:20:43,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-10-26 23:20:43,592 INFO L87 Difference]: Start difference. First operand 1691 states and 2100 transitions. Second operand 13 states. [2018-10-26 23:20:43,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:43,713 INFO L93 Difference]: Finished difference Result 2270 states and 2822 transitions. [2018-10-26 23:20:43,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 23:20:43,713 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 280 [2018-10-26 23:20:43,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:43,714 INFO L225 Difference]: With dead ends: 2270 [2018-10-26 23:20:43,714 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:20:43,718 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-10-26 23:20:43,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:20:43,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:20:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:20:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:20:43,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 280 [2018-10-26 23:20:43,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:43,719 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:20:43,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-26 23:20:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:20:43,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:20:43,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:20:43,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:43,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:44,761 WARN L179 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 11 [2018-10-26 23:20:45,052 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 19 [2018-10-26 23:20:45,344 WARN L179 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 29 [2018-10-26 23:20:45,898 WARN L179 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2018-10-26 23:20:46,675 WARN L179 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 23 [2018-10-26 23:20:46,864 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 15 [2018-10-26 23:20:47,331 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2018-10-26 23:20:48,100 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 138) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-10-26 23:20:48,101 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-10-26 23:20:48,102 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2018-10-26 23:20:48,103 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 548 572) the Hoare annotation is: true [2018-10-26 23:20:48,103 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 548 572) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L421 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or (= ~systemActive~0 0) .cse1) (or .cse0 .cse1))) [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L421 ceAbstractionStarter]: At program point L558(line 558) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or (= ~systemActive~0 0) .cse1) (or .cse0 .cse1))) [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point L558-1(line 558) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 548 572) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L428 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: true [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point L554-1(line 554) no Hoare annotation was computed. [2018-10-26 23:20:48,104 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 486 508) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,104 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 486 508) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L421 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (or (and (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,105 INFO L421 ceAbstractionStarter]: At program point L498-1(line 498) the Hoare annotation is: (or (and (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point L496(lines 496 503) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 496 503) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L421 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 486 508) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L421 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,105 INFO L421 ceAbstractionStarter]: At program point L492-1(line 492) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-26 23:20:48,105 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L425 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2018-10-26 23:20:48,106 INFO L421 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: (or (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,107 INFO L421 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (and (= processEnvironment__wrappee__methaneQuery_~tmp~6 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2018-10-26 23:20:48,107 INFO L421 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2018-10-26 23:20:48,107 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 755 779) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 755 779) no Hoare annotation was computed. [2018-10-26 23:20:48,107 INFO L421 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (or (= ~systemActive~0 0) (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2018-10-26 23:20:48,107 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 933 947) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L421 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (and (or (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1))) [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 933 947) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (not (= ~systemActive~0 0)) .cse0) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1)))) [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 933 947) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2018-10-26 23:20:48,108 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 914 932) the Hoare annotation is: true [2018-10-26 23:20:48,108 INFO L428 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: true [2018-10-26 23:20:48,108 INFO L425 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L921-1(line 921) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 914 932) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 914 932) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 874) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2018-10-26 23:20:48,109 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L83-1(line 83) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L83-2(line 83) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-10-26 23:20:48,110 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 384) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 391) no Hoare annotation was computed. [2018-10-26 23:20:48,111 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 373 393) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 473 482) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 473 482) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 473 482) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 839 849) the Hoare annotation is: true [2018-10-26 23:20:48,112 INFO L428 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2018-10-26 23:20:48,112 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 658 671) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 658 671) the Hoare annotation is: true [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 658 671) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L421 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (or (= ~systemActive~0 0) (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point L800-1(lines 781 805) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L421 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-26 23:20:48,113 INFO L421 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 781 805) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 797) no Hoare annotation was computed. [2018-10-26 23:20:48,113 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 781 805) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,114 INFO L421 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point L960(lines 959 1006) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 949 1014) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point L989(lines 989 1002) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 949 1014) no Hoare annotation was computed. [2018-10-26 23:20:48,114 INFO L421 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L979-1(lines 979 985) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L421 ceAbstractionStarter]: At program point L1004(lines 959 1006) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-10-26 23:20:48,115 INFO L421 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0))) [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 975) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L425 ceAbstractionStarter]: For program point L959-1(lines 959 1006) no Hoare annotation was computed. [2018-10-26 23:20:48,115 INFO L421 ceAbstractionStarter]: At program point L1007(lines 958 1008) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-26 23:20:48,115 INFO L421 ceAbstractionStarter]: At program point L997(line 997) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 949 1014) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L421 ceAbstractionStarter]: At program point L995-1(lines 989 1002) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 327 347) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 338) no Hoare annotation was computed. [2018-10-26 23:20:48,116 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 806 813) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 806 813) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 806 813) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 672 680) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 672 680) the Hoare annotation is: true [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 672 680) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 642) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 626 648) no Hoare annotation was computed. [2018-10-26 23:20:48,117 INFO L425 ceAbstractionStarter]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 626 648) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 626 648) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-10-26 23:20:48,118 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-10-26 23:20:48,119 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L270(line 270) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L640(line 640) no Hoare annotation was computed. [2018-10-26 23:20:48,120 INFO L425 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L636(line 636) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L636-1(line 636) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L890-1(line 890) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L884-1(line 884) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2018-10-26 23:20:48,121 INFO L425 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L337-2(line 337) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L880-1(line 880) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L876-1(line 876) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-10-26 23:20:48,122 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L644(line 644) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point L644-1(line 644) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 814 830) no Hoare annotation was computed. [2018-10-26 23:20:48,123 INFO L421 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:20:48,123 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 814 830) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point L825-1(lines 814 830) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L421 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 649 657) the Hoare annotation is: true [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 649 657) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 649 657) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L428 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-10-26 23:20:48,124 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2018-10-26 23:20:48,124 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point L609-1(lines 605 616) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 605 616) the Hoare annotation is: true [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 605 616) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L421 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< |old(~waterLevel~0)| 2))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (= ~systemActive~0 0) .cse1))) [2018-10-26 23:20:48,125 INFO L425 ceAbstractionStarter]: For program point L701(lines 700 719) no Hoare annotation was computed. [2018-10-26 23:20:48,125 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0) (or .cse0 (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2)))) [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L421 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 0))) (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not .cse4)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 2))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1))) (or .cse4 .cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse3)) (or (and .cse1 .cse2) .cse0 .cse5)))) [2018-10-26 23:20:48,126 INFO L421 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (<= 2 ~waterLevel~0))) (and (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (not .cse1) .cse2) (< |old(~waterLevel~0)| 1) (and .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (let ((.cse3 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or .cse1 (< |old(~waterLevel~0)| 2) (and .cse0 .cse3) (and (= 0 ~pumpRunning~0) .cse3))))) [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L428 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 418 432) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L428 ceAbstractionStarter]: At program point L418-3(lines 418 432) the Hoare annotation is: true [2018-10-26 23:20:48,126 INFO L428 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-10-26 23:20:48,126 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-10-26 23:20:48,126 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-10-26 23:20:48,127 INFO L428 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 617 625) the Hoare annotation is: true [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 617 625) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 617 625) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 581 592) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2)) [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 581 592) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-10-26 23:20:48,127 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,127 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-10-26 23:20:48,127 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-10-26 23:20:48,128 INFO L421 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L421 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2018-10-26 23:20:48,128 INFO L421 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (= ~systemActive~0 0))) (and (or (or .cse0 .cse1) .cse2 (< ~waterLevel~0 2)) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2018-10-26 23:20:48,128 INFO L421 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-10-26 23:20:48,128 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 593 604) no Hoare annotation was computed. [2018-10-26 23:20:48,129 INFO L425 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2018-10-26 23:20:48,129 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 593 604) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (= ~systemActive~0 0)) (or (not (= 0 ~pumpRunning~0)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-10-26 23:20:48,129 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2018-10-26 23:20:48,129 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 682 689) no Hoare annotation was computed. [2018-10-26 23:20:48,129 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 682 689) the Hoare annotation is: true [2018-10-26 23:20:48,129 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 682 689) no Hoare annotation was computed. [2018-10-26 23:20:48,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:20:48 BoogieIcfgContainer [2018-10-26 23:20:48,140 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:20:48,141 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:20:48,141 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:20:48,141 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:20:48,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:21" (3/4) ... [2018-10-26 23:20:48,151 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:20:48,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-10-26 23:20:48,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-10-26 23:20:48,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 23:20:48,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 23:20:48,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 23:20:48,159 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-10-26 23:20:48,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 23:20:48,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 23:20:48,162 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 23:20:48,162 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 23:20:48,172 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-10-26 23:20:48,172 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-26 23:20:48,173 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 23:20:48,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(systemActive) == 1) || ((0 == pumpRunning && splverifierCounter == 0) && \old(waterLevel) <= waterLevel)) || !(0 == \old(pumpRunning))) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) [2018-10-26 23:20:48,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-10-26 23:20:48,315 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0fbcdb25-6f02-4edd-8559-93227d3072fd/bin-2019/uautomizer/witness.graphml [2018-10-26 23:20:48,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:20:48,316 INFO L168 Benchmark]: Toolchain (without parser) took 29369.10 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 494.9 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -53.5 MB). Peak memory consumption was 441.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,317 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:48,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.90 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,317 INFO L168 Benchmark]: Boogie Preprocessor took 165.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -209.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,317 INFO L168 Benchmark]: RCFGBuilder took 1591.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,317 INFO L168 Benchmark]: TraceAbstraction took 27065.07 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 341.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.7 MB). Peak memory consumption was 495.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,318 INFO L168 Benchmark]: Witness Printer took 174.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:48,323 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.90 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 165.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -209.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1591.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27065.07 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 341.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.7 MB). Peak memory consumption was 495.4 MB. Max. memory is 11.5 GB. * Witness Printer took 174.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 686]: 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: 958]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((0 == pumpRunning && splverifierCounter == 0) && \old(waterLevel) <= waterLevel)) || !(0 == \old(pumpRunning))) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 357 locations, 1 error locations. SAFE Result, 27.0s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 15.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2419 SDtfs, 2963 SDslu, 8335 SDs, 0 SdLazy, 6418 SolverSat, 1751 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1208 GetRequests, 1066 SyntacticMatches, 4 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1087 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1724occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 716 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 3950 PreInvPairs, 4057 NumberOfFragments, 1127 HoareAnnotationTreeSize, 3950 FomulaSimplifications, 9344 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 72 FomulaSimplificationsInter, 11047 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 2502 NumberOfCodeBlocks, 2502 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2487 ConstructedInterpolants, 0 QuantifiedInterpolants, 622950 SizeOfPredicates, 14 NumberOfNonLiveVariables, 4392 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 543/598 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...