./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/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 80abb928521d4c2048eaebb41a9ea5bc19908ad5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:37:04,293 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:37:04,294 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:37:04,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:37:04,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:37:04,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:37:04,303 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:37:04,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:37:04,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:37:04,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:37:04,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:37:04,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:37:04,308 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:37:04,308 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:37:04,309 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:37:04,310 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:37:04,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:37:04,312 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:37:04,313 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:37:04,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:37:04,315 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:37:04,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:37:04,318 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:37:04,318 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:37:04,318 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:37:04,318 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:37:04,319 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:37:04,320 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:37:04,320 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:37:04,321 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:37:04,321 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:37:04,322 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:37:04,322 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:37:04,322 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:37:04,323 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:37:04,323 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:37:04,323 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:37:04,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:37:04,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:37:04,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:37:04,333 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:37:04,334 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:37:04,334 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:37:04,334 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:37:04,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:37:04,335 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:37:04,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:37:04,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:37:04,337 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:37:04,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:37:04,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:37:04,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:37:04,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:37:04,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:37:04,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:37:04,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:37:04,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:37:04,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:37:04,339 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:37:04,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:37:04,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:37:04,339 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_599f6248-43cb-4049-a8da-f62bd8c1478b/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 -> 80abb928521d4c2048eaebb41a9ea5bc19908ad5 [2018-11-18 16:37:04,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:37:04,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:37:04,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:37:04,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:37:04,372 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:37:04,372 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-18 16:37:04,414 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/data/49c03018f/51431aa36c2f4383bcfaf5151da86264/FLAGd9fe0040c [2018-11-18 16:37:04,827 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:37:04,828 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-18 16:37:04,834 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/data/49c03018f/51431aa36c2f4383bcfaf5151da86264/FLAGd9fe0040c [2018-11-18 16:37:04,842 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/data/49c03018f/51431aa36c2f4383bcfaf5151da86264 [2018-11-18 16:37:04,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:37:04,844 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:37:04,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:37:04,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:37:04,848 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:37:04,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:37:04" (1/1) ... [2018-11-18 16:37:04,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a3505b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:04, skipping insertion in model container [2018-11-18 16:37:04,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:37:04" (1/1) ... [2018-11-18 16:37:04,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:37:04,885 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:37:05,070 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:37:05,078 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:37:05,186 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:37:05,209 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:37:05,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05 WrapperNode [2018-11-18 16:37:05,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:37:05,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:37:05,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:37:05,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:37:05,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... [2018-11-18 16:37:05,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:37:05,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:37:05,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:37:05,271 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:37:05,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:37:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:37:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:37:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:37:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:37:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:37:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:37:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 16:37:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:37:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:37:05,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:37:05,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:37:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:37:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:37:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:37:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:37:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:37:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:37:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:37:05,950 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:37:05,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:37:05 BoogieIcfgContainer [2018-11-18 16:37:05,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:37:05,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:37:05,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:37:05,954 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:37:05,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:37:04" (1/3) ... [2018-11-18 16:37:05,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b661305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:37:05, skipping insertion in model container [2018-11-18 16:37:05,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:37:05" (2/3) ... [2018-11-18 16:37:05,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b661305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:37:05, skipping insertion in model container [2018-11-18 16:37:05,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:37:05" (3/3) ... [2018-11-18 16:37:05,957 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-18 16:37:05,965 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:37:05,973 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:37:05,986 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:37:06,012 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:37:06,013 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:37:06,013 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:37:06,013 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:37:06,013 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:37:06,013 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:37:06,013 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:37:06,013 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:37:06,013 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:37:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2018-11-18 16:37:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:37:06,038 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:06,038 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] [2018-11-18 16:37:06,040 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:06,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:06,044 INFO L82 PathProgramCache]: Analyzing trace with hash 223372067, now seen corresponding path program 1 times [2018-11-18 16:37:06,045 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:06,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:06,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:06,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:06,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:06,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:37:06,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:37:06,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:37:06,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:37:06,263 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2018-11-18 16:37:06,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:06,289 INFO L93 Difference]: Finished difference Result 274 states and 337 transitions. [2018-11-18 16:37:06,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:37:06,291 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 16:37:06,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:06,299 INFO L225 Difference]: With dead ends: 274 [2018-11-18 16:37:06,299 INFO L226 Difference]: Without dead ends: 139 [2018-11-18 16:37:06,301 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:37:06,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-18 16:37:06,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-11-18 16:37:06,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-11-18 16:37:06,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 162 transitions. [2018-11-18 16:37:06,333 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 162 transitions. Word has length 51 [2018-11-18 16:37:06,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:06,334 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 162 transitions. [2018-11-18 16:37:06,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:37:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 162 transitions. [2018-11-18 16:37:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:37:06,337 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:06,337 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] [2018-11-18 16:37:06,337 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:06,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:06,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1404581052, now seen corresponding path program 1 times [2018-11-18 16:37:06,338 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:06,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:06,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:06,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:06,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:06,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:37:06,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:37:06,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:37:06,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:37:06,443 INFO L87 Difference]: Start difference. First operand 139 states and 162 transitions. Second operand 3 states. [2018-11-18 16:37:06,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:06,461 INFO L93 Difference]: Finished difference Result 217 states and 253 transitions. [2018-11-18 16:37:06,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:37:06,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:37:06,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:06,464 INFO L225 Difference]: With dead ends: 217 [2018-11-18 16:37:06,464 INFO L226 Difference]: Without dead ends: 129 [2018-11-18 16:37:06,465 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:37:06,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-11-18 16:37:06,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-11-18 16:37:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-11-18 16:37:06,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 149 transitions. [2018-11-18 16:37:06,477 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 149 transitions. Word has length 53 [2018-11-18 16:37:06,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:06,477 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 149 transitions. [2018-11-18 16:37:06,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:37:06,477 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2018-11-18 16:37:06,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 16:37:06,479 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:06,479 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] [2018-11-18 16:37:06,479 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:06,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:06,480 INFO L82 PathProgramCache]: Analyzing trace with hash 563137784, now seen corresponding path program 1 times [2018-11-18 16:37:06,480 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:06,480 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:06,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:06,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:06,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:06,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:06,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:37:06,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:37:06,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:37:06,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:37:06,638 INFO L87 Difference]: Start difference. First operand 129 states and 149 transitions. Second operand 7 states. [2018-11-18 16:37:06,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:06,909 INFO L93 Difference]: Finished difference Result 230 states and 271 transitions. [2018-11-18 16:37:06,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:37:06,910 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 16:37:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:06,911 INFO L225 Difference]: With dead ends: 230 [2018-11-18 16:37:06,911 INFO L226 Difference]: Without dead ends: 129 [2018-11-18 16:37:06,912 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:37:06,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-11-18 16:37:06,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-11-18 16:37:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-11-18 16:37:06,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 148 transitions. [2018-11-18 16:37:06,922 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 148 transitions. Word has length 58 [2018-11-18 16:37:06,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:06,922 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 148 transitions. [2018-11-18 16:37:06,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:37:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 148 transitions. [2018-11-18 16:37:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:37:06,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:06,924 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] [2018-11-18 16:37:06,925 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:06,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:06,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1062063275, now seen corresponding path program 1 times [2018-11-18 16:37:06,926 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:06,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:06,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:06,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:07,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:07,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:07,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:37:07,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:37:07,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:37:07,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:37:07,018 INFO L87 Difference]: Start difference. First operand 129 states and 148 transitions. Second operand 5 states. [2018-11-18 16:37:07,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:07,384 INFO L93 Difference]: Finished difference Result 333 states and 401 transitions. [2018-11-18 16:37:07,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:37:07,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 16:37:07,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:07,387 INFO L225 Difference]: With dead ends: 333 [2018-11-18 16:37:07,387 INFO L226 Difference]: Without dead ends: 232 [2018-11-18 16:37:07,388 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:37:07,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-11-18 16:37:07,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 212. [2018-11-18 16:37:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-11-18 16:37:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 242 transitions. [2018-11-18 16:37:07,410 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 242 transitions. Word has length 71 [2018-11-18 16:37:07,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:07,410 INFO L480 AbstractCegarLoop]: Abstraction has 212 states and 242 transitions. [2018-11-18 16:37:07,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:37:07,410 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2018-11-18 16:37:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 16:37:07,412 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:07,412 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] [2018-11-18 16:37:07,413 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:07,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:07,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1016535822, now seen corresponding path program 1 times [2018-11-18 16:37:07,413 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:07,413 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:07,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:07,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:07,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:07,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:37:07,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:37:07,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:37:07,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:37:07,514 INFO L87 Difference]: Start difference. First operand 212 states and 242 transitions. Second operand 8 states. [2018-11-18 16:37:07,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:07,552 INFO L93 Difference]: Finished difference Result 403 states and 473 transitions. [2018-11-18 16:37:07,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:37:07,553 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2018-11-18 16:37:07,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:07,555 INFO L225 Difference]: With dead ends: 403 [2018-11-18 16:37:07,555 INFO L226 Difference]: Without dead ends: 219 [2018-11-18 16:37:07,556 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:37:07,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2018-11-18 16:37:07,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 216. [2018-11-18 16:37:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-11-18 16:37:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 246 transitions. [2018-11-18 16:37:07,574 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 246 transitions. Word has length 85 [2018-11-18 16:37:07,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:07,574 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 246 transitions. [2018-11-18 16:37:07,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:37:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 246 transitions. [2018-11-18 16:37:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 16:37:07,576 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:07,576 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] [2018-11-18 16:37:07,576 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:07,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:07,576 INFO L82 PathProgramCache]: Analyzing trace with hash 993903568, now seen corresponding path program 1 times [2018-11-18 16:37:07,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:07,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:07,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:07,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:07,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:07,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:37:07,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:37:07,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:37:07,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:37:07,682 INFO L87 Difference]: Start difference. First operand 216 states and 246 transitions. Second operand 6 states. [2018-11-18 16:37:07,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:07,807 INFO L93 Difference]: Finished difference Result 574 states and 674 transitions. [2018-11-18 16:37:07,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:37:07,807 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 16:37:07,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:07,809 INFO L225 Difference]: With dead ends: 574 [2018-11-18 16:37:07,809 INFO L226 Difference]: Without dead ends: 386 [2018-11-18 16:37:07,810 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:37:07,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2018-11-18 16:37:07,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 380. [2018-11-18 16:37:07,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-18 16:37:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 432 transitions. [2018-11-18 16:37:07,830 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 432 transitions. Word has length 85 [2018-11-18 16:37:07,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:07,830 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 432 transitions. [2018-11-18 16:37:07,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:37:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 432 transitions. [2018-11-18 16:37:07,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:37:07,832 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:07,832 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] [2018-11-18 16:37:07,832 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:07,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:07,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1601253780, now seen corresponding path program 1 times [2018-11-18 16:37:07,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:07,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:07,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:07,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:07,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:07,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:37:07,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:37:07,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:37:07,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:37:07,913 INFO L87 Difference]: Start difference. First operand 380 states and 432 transitions. Second operand 7 states. [2018-11-18 16:37:08,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:08,298 INFO L93 Difference]: Finished difference Result 765 states and 894 transitions. [2018-11-18 16:37:08,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:37:08,299 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-18 16:37:08,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:08,301 INFO L225 Difference]: With dead ends: 765 [2018-11-18 16:37:08,301 INFO L226 Difference]: Without dead ends: 413 [2018-11-18 16:37:08,302 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:37:08,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2018-11-18 16:37:08,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 379. [2018-11-18 16:37:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 16:37:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 429 transitions. [2018-11-18 16:37:08,326 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 429 transitions. Word has length 89 [2018-11-18 16:37:08,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:08,327 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 429 transitions. [2018-11-18 16:37:08,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:37:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 429 transitions. [2018-11-18 16:37:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 16:37:08,328 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:08,328 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:08,328 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:08,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:08,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1583371305, now seen corresponding path program 1 times [2018-11-18 16:37:08,329 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:08,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:08,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:08,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:08,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:08,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:37:08,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:37:08,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:37:08,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:37:08,422 INFO L87 Difference]: Start difference. First operand 379 states and 429 transitions. Second operand 6 states. [2018-11-18 16:37:08,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:08,446 INFO L93 Difference]: Finished difference Result 740 states and 850 transitions. [2018-11-18 16:37:08,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:37:08,447 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-11-18 16:37:08,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:08,449 INFO L225 Difference]: With dead ends: 740 [2018-11-18 16:37:08,449 INFO L226 Difference]: Without dead ends: 389 [2018-11-18 16:37:08,450 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:37:08,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-11-18 16:37:08,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2018-11-18 16:37:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-11-18 16:37:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 439 transitions. [2018-11-18 16:37:08,466 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 439 transitions. Word has length 90 [2018-11-18 16:37:08,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:08,466 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 439 transitions. [2018-11-18 16:37:08,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:37:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 439 transitions. [2018-11-18 16:37:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 16:37:08,468 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:08,468 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:08,468 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:08,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:08,468 INFO L82 PathProgramCache]: Analyzing trace with hash 843709466, now seen corresponding path program 1 times [2018-11-18 16:37:08,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:08,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:08,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:08,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:08,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:08,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:37:08,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:37:08,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:37:08,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:37:08,534 INFO L87 Difference]: Start difference. First operand 389 states and 439 transitions. Second operand 4 states. [2018-11-18 16:37:08,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:08,669 INFO L93 Difference]: Finished difference Result 1176 states and 1396 transitions. [2018-11-18 16:37:08,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:37:08,669 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-11-18 16:37:08,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:08,672 INFO L225 Difference]: With dead ends: 1176 [2018-11-18 16:37:08,672 INFO L226 Difference]: Without dead ends: 815 [2018-11-18 16:37:08,673 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:37:08,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2018-11-18 16:37:08,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 523. [2018-11-18 16:37:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-18 16:37:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 586 transitions. [2018-11-18 16:37:08,700 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 586 transitions. Word has length 90 [2018-11-18 16:37:08,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:08,701 INFO L480 AbstractCegarLoop]: Abstraction has 523 states and 586 transitions. [2018-11-18 16:37:08,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:37:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 586 transitions. [2018-11-18 16:37:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 16:37:08,702 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:08,703 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:08,703 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:08,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:08,703 INFO L82 PathProgramCache]: Analyzing trace with hash 669854560, now seen corresponding path program 1 times [2018-11-18 16:37:08,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:08,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:08,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:08,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:08,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:08,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:37:08,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:37:08,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:37:08,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:37:08,740 INFO L87 Difference]: Start difference. First operand 523 states and 586 transitions. Second operand 3 states. [2018-11-18 16:37:08,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:08,781 INFO L93 Difference]: Finished difference Result 803 states and 915 transitions. [2018-11-18 16:37:08,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:37:08,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2018-11-18 16:37:08,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:08,784 INFO L225 Difference]: With dead ends: 803 [2018-11-18 16:37:08,784 INFO L226 Difference]: Without dead ends: 800 [2018-11-18 16:37:08,785 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:37:08,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-11-18 16:37:08,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 669. [2018-11-18 16:37:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2018-11-18 16:37:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 760 transitions. [2018-11-18 16:37:08,810 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 760 transitions. Word has length 94 [2018-11-18 16:37:08,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:08,810 INFO L480 AbstractCegarLoop]: Abstraction has 669 states and 760 transitions. [2018-11-18 16:37:08,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:37:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 760 transitions. [2018-11-18 16:37:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 16:37:08,813 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:08,813 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:08,814 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:08,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:08,814 INFO L82 PathProgramCache]: Analyzing trace with hash -2068901538, now seen corresponding path program 1 times [2018-11-18 16:37:08,814 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:08,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:08,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:08,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:37:08,901 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:37:08,901 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:37:08,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:09,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:37:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:09,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:37:09,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-18 16:37:09,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:37:09,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:37:09,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:37:09,091 INFO L87 Difference]: Start difference. First operand 669 states and 760 transitions. Second operand 8 states. [2018-11-18 16:37:09,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:09,192 INFO L93 Difference]: Finished difference Result 1120 states and 1281 transitions. [2018-11-18 16:37:09,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:37:09,194 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 154 [2018-11-18 16:37:09,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:09,196 INFO L225 Difference]: With dead ends: 1120 [2018-11-18 16:37:09,196 INFO L226 Difference]: Without dead ends: 609 [2018-11-18 16:37:09,197 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:37:09,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2018-11-18 16:37:09,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 609. [2018-11-18 16:37:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2018-11-18 16:37:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 681 transitions. [2018-11-18 16:37:09,224 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 681 transitions. Word has length 154 [2018-11-18 16:37:09,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:09,225 INFO L480 AbstractCegarLoop]: Abstraction has 609 states and 681 transitions. [2018-11-18 16:37:09,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:37:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 681 transitions. [2018-11-18 16:37:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 16:37:09,227 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:09,228 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:09,228 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:09,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:09,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1473860771, now seen corresponding path program 1 times [2018-11-18 16:37:09,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:09,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:09,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:09,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:09,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:09,380 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:37:09,380 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:37:09,380 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:37:09,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:09,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:37:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:37:09,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:37:09,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-18 16:37:09,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 16:37:09,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 16:37:09,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 16:37:09,634 INFO L87 Difference]: Start difference. First operand 609 states and 681 transitions. Second operand 14 states. [2018-11-18 16:37:11,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:11,076 INFO L93 Difference]: Finished difference Result 2237 states and 2897 transitions. [2018-11-18 16:37:11,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 16:37:11,076 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 156 [2018-11-18 16:37:11,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:11,083 INFO L225 Difference]: With dead ends: 2237 [2018-11-18 16:37:11,083 INFO L226 Difference]: Without dead ends: 1786 [2018-11-18 16:37:11,085 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-18 16:37:11,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2018-11-18 16:37:11,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1570. [2018-11-18 16:37:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1570 states. [2018-11-18 16:37:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 1860 transitions. [2018-11-18 16:37:11,198 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 1860 transitions. Word has length 156 [2018-11-18 16:37:11,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:11,199 INFO L480 AbstractCegarLoop]: Abstraction has 1570 states and 1860 transitions. [2018-11-18 16:37:11,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 16:37:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1860 transitions. [2018-11-18 16:37:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 16:37:11,201 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:37:11,202 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:37:11,202 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:37:11,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:37:11,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1401474213, now seen corresponding path program 1 times [2018-11-18 16:37:11,202 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:37:11,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:37:11,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:11,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:37:11,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:37:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:37:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:37:11,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:37:11,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:37:11,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:37:11,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:37:11,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:37:11,293 INFO L87 Difference]: Start difference. First operand 1570 states and 1860 transitions. Second operand 9 states. [2018-11-18 16:37:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:37:11,365 INFO L93 Difference]: Finished difference Result 2060 states and 2432 transitions. [2018-11-18 16:37:11,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:37:11,366 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 156 [2018-11-18 16:37:11,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:37:11,367 INFO L225 Difference]: With dead ends: 2060 [2018-11-18 16:37:11,367 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:37:11,370 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:37:11,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:37:11,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:37:11,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:37:11,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:37:11,371 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2018-11-18 16:37:11,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:37:11,371 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:37:11,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:37:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:37:11,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:37:11,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:37:11,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:11,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:37:12,053 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 27 [2018-11-18 16:37:12,793 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 32 [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L705(lines 682 706) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 658 713) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L689(lines 689 693) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L689-1(lines 689 693) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L683-1(lines 683 704) no Hoare annotation was computed. [2018-11-18 16:37:14,168 INFO L425 ceAbstractionStarter]: For program point L683-3(lines 683 704) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 658 713) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 658 713) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L766(lines 739 767) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 714 773) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 750) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 714 773) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L746-1(lines 746 750) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L740-1(lines 740 765) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L740-3(lines 740 765) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 714 773) no Hoare annotation was computed. [2018-11-18 16:37:14,169 INFO L425 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L421 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:14,170 INFO L421 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 174) no Hoare annotation was computed. [2018-11-18 16:37:14,170 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L421 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,171 INFO L421 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,171 INFO L421 ceAbstractionStarter]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 16:37:14,171 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 447 455) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 447 455) the Hoare annotation is: true [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 447 455) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 511 529) the Hoare annotation is: true [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2018-11-18 16:37:14,172 INFO L428 ceAbstractionStarter]: At program point L518(line 518) the Hoare annotation is: true [2018-11-18 16:37:14,172 INFO L425 ceAbstractionStarter]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 511 529) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L518-1(line 518) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 511 529) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 483) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L475-2(lines 475 483) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 471) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 456 491) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L463-2(lines 463 471) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 456 491) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point L486-1(line 486) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 456 491) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 612 657) no Hoare annotation was computed. [2018-11-18 16:37:14,173 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 612 657) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 612 657) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 925 970) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point L945(lines 945 952) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 959) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 925 970) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point L939-1(lines 939 959) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 925 970) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L421 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 436 446) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 436 446) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2018-11-18 16:37:14,174 INFO L425 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 436 446) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 428 435) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|))) [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 428 435) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 428 435) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 317) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 307 320) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 307 320) the Hoare annotation is: true [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 307 320) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L421 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 395 419) no Hoare annotation was computed. [2018-11-18 16:37:14,175 INFO L421 ceAbstractionStarter]: At program point L409(line 409) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 16:37:14,175 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 395 419) no Hoare annotation was computed. [2018-11-18 16:37:14,176 INFO L421 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 16:37:14,176 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 395 419) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse3 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 16:37:14,176 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2018-11-18 16:37:14,176 INFO L421 ceAbstractionStarter]: At program point L401(line 401) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 16:37:14,176 INFO L425 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2018-11-18 16:37:14,176 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 416) no Hoare annotation was computed. [2018-11-18 16:37:14,176 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 361 367) no Hoare annotation was computed. [2018-11-18 16:37:14,176 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 361 367) the Hoare annotation is: true [2018-11-18 16:37:14,176 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 539 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 16:37:14,176 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 539 604) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L421 ceAbstractionStarter]: At program point L597(lines 548 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:14,177 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L421 ceAbstractionStarter]: At program point L587-2(lines 579 592) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:37:14,177 INFO L425 ceAbstractionStarter]: For program point L550(lines 549 596) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L421 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:37:14,177 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 592) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L421 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:37:14,177 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 575) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L425 ceAbstractionStarter]: For program point L569-1(lines 569 575) no Hoare annotation was computed. [2018-11-18 16:37:14,177 INFO L421 ceAbstractionStarter]: At program point L594(lines 549 596) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:37:14,178 INFO L421 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 559 565) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 549 596) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 539 604) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 913) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L893-1(lines 893 913) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 879 924) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 879 924) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 879 924) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 321 329) no Hoare annotation was computed. [2018-11-18 16:37:14,178 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 321 329) the Hoare annotation is: true [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 321 329) no Hoare annotation was computed. [2018-11-18 16:37:14,179 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 193 221) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-18 16:37:14,179 INFO L421 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse1 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (or (not (= 0 ~pumpRunning~0)) .cse2) (< ~waterLevel~0 1)))) [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 215) no Hoare annotation was computed. [2018-11-18 16:37:14,179 INFO L421 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) (< ~waterLevel~0 1)) (or .cse0 .cse3 .cse1 (not (= ~waterLevel~0 1)) .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse4) (or .cse5 .cse6 (or .cse1 .cse2)))) [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2018-11-18 16:37:14,179 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 193 221) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L421 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 193 221) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 185 192) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 185 192) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 185 192) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 291) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 275 297) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 275 297) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 275 297) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:37:14,180 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 872) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 776 878) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L826(lines 825 845) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 863) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 776 878) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 804) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L864(lines 864 875) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L827(lines 827 831) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L825-1(lines 825 845) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L825-3(lines 825 845) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 776 878) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L846(lines 824 847) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 821) no Hoare annotation was computed. [2018-11-18 16:37:14,181 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 420 427) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 420 427) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 420 427) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (< ~waterLevel~0 2)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse3 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse1))) [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 298 306) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 298 306) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 298 306) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 492 510) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 492 510) the Hoare annotation is: true [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 505) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 492 510) no Hoare annotation was computed. [2018-11-18 16:37:14,182 INFO L428 ceAbstractionStarter]: At program point L499(line 499) the Hoare annotation is: true [2018-11-18 16:37:14,182 INFO L425 ceAbstractionStarter]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point L258-1(lines 254 265) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 254 265) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse3 .cse4) (or .cse4 .cse5 (not (= 1 ~pumpRunning~0)) (or .cse1 .cse3) .cse2) (or .cse4 (or .cse0 .cse1 .cse3) .cse5 .cse2))) [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 254 265) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,183 INFO L421 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2 .cse3)) (or .cse3 .cse0 .cse4 .cse5 .cse1) (or .cse0 .cse4 .cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse2)))) [2018-11-18 16:37:14,183 INFO L421 ceAbstractionStarter]: At program point L348(lines 348 354) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (< |old(~waterLevel~0)| 1) (or .cse2 .cse3) (and .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse4)) (or (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse3 (< |old(~waterLevel~0)| 2) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 .cse1 .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4))) [2018-11-18 16:37:14,183 INFO L421 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: (let ((.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse3))) [2018-11-18 16:37:14,183 INFO L425 ceAbstractionStarter]: For program point L341(lines 340 359) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 337 360) the Hoare annotation is: (let ((.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse4 (and .cse5 .cse6 .cse3)) (or .cse0 .cse1 .cse2 (and .cse5 .cse6)))) [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 337 360) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 337 360) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L428 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2018-11-18 16:37:14,184 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 90 104) no Hoare annotation was computed. [2018-11-18 16:37:14,184 INFO L428 ceAbstractionStarter]: At program point L90-3(lines 90 104) the Hoare annotation is: true [2018-11-18 16:37:14,184 INFO L428 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2018-11-18 16:37:14,184 INFO L425 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L428 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 266 274) the Hoare annotation is: true [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 266 274) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 266 274) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 230 241) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= ~waterLevel~0 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0))) [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 230 241) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point L234-1(lines 230 241) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,185 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-18 16:37:14,185 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:37:14,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 530 537) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 530 537) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= ~systemActive~0 1))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (< ~waterLevel~0 1) (or (not (= 0 ~pumpRunning~0)) .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse1))) [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 530 537) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 369 393) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-18 16:37:14,186 INFO L421 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0))) (< ~waterLevel~0 1) .cse1) (or (or .cse0 .cse2) (< ~waterLevel~0 2) .cse1 .cse3))) [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 369 393) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L421 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse2 (< ~waterLevel~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse2 (or .cse0 .cse1) .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 385) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L421 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point L375-1(line 375) no Hoare annotation was computed. [2018-11-18 16:37:14,186 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 390) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L421 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point L388-1(lines 369 393) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 242 253) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point L246-1(lines 242 253) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 242 253) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse1))) [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 972 979) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-11-18 16:37:14,187 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 972 979) the Hoare annotation is: true [2018-11-18 16:37:14,187 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 972 979) no Hoare annotation was computed. [2018-11-18 16:37:14,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:37:14 BoogieIcfgContainer [2018-11-18 16:37:14,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:37:14,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:37:14,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:37:14,215 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:37:14,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:37:05" (3/4) ... [2018-11-18 16:37:14,219 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:37:14,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:37:14,230 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:37:14,231 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:37:14,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:37:14,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:37:14,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:37:14,232 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:37:14,241 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 16:37:14,242 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:37:14,242 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:37:14,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:37:14,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:37:14,304 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_599f6248-43cb-4049-a8da-f62bd8c1478b/bin-2019/uautomizer/witness.graphml [2018-11-18 16:37:14,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:37:14,305 INFO L168 Benchmark]: Toolchain (without parser) took 9461.04 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 398.5 MB). Free memory was 957.0 MB in the beginning and 876.5 MB in the end (delta: 80.5 MB). Peak memory consumption was 479.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:14,305 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:37:14,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:14,306 INFO L168 Benchmark]: Boogie Preprocessor took 60.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:37:14,306 INFO L168 Benchmark]: RCFGBuilder took 679.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:14,306 INFO L168 Benchmark]: TraceAbstraction took 8263.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.4 MB). Free memory was 1.0 GB in the beginning and 889.3 MB in the end (delta: 140.8 MB). Peak memory consumption was 398.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:14,306 INFO L168 Benchmark]: Witness Printer took 89.74 ms. Allocated memory is still 1.4 GB. Free memory was 889.3 MB in the beginning and 876.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:14,308 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 679.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8263.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.4 MB). Free memory was 1.0 GB in the beginning and 889.3 MB in the end (delta: 140.8 MB). Peak memory consumption was 398.2 MB. Max. memory is 11.5 GB. * Witness Printer took 89.74 ms. Allocated memory is still 1.4 GB. Free memory was 889.3 MB in the beginning and 876.5 MB 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: 976]: 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: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((((((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 249 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2234 SDtfs, 1789 SDslu, 5333 SDs, 0 SdLazy, 3124 SolverSat, 726 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 457 GetRequests, 369 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1570occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 702 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1861 PreInvPairs, 1946 NumberOfFragments, 1915 HoareAnnotationTreeSize, 1861 FomulaSimplifications, 13292 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 11962 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1542 NumberOfCodeBlocks, 1542 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1527 ConstructedInterpolants, 0 QuantifiedInterpolants, 284675 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1645 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 213/223 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...