./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product62_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_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/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 aba800ab301c8226900a4d7cbc461b1db848e476 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:12:35,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:12:35,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:12:35,239 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:12:35,240 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:12:35,240 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:12:35,241 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:12:35,243 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:12:35,244 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:12:35,244 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:12:35,245 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:12:35,245 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:12:35,247 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:12:35,248 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:12:35,249 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:12:35,249 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:12:35,250 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:12:35,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:12:35,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:12:35,255 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:12:35,256 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:12:35,257 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:12:35,259 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:12:35,259 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:12:35,259 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:12:35,260 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:12:35,261 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:12:35,262 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:12:35,263 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:12:35,264 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:12:35,264 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:12:35,265 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:12:35,265 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:12:35,265 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:12:35,267 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:12:35,267 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:12:35,268 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 15:12:35,279 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:12:35,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:12:35,280 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:12:35,280 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 15:12:35,281 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:12:35,281 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:12:35,281 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:12:35,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:12:35,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:12:35,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:12:35,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:12:35,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:12:35,284 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:12:35,284 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:12:35,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:12:35,285 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:12:35,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:12:35,285 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:12:35,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:12:35,285 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:12:35,287 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:12:35,287 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:12:35,288 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:12:35,288 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:12:35,288 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:12:35,288 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_39379e62-35e7-48e9-b7e6-424d8be3543e/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 -> aba800ab301c8226900a4d7cbc461b1db848e476 [2018-11-18 15:12:35,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:12:35,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:12:35,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:12:35,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:12:35,354 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:12:35,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product62_true-unreach-call_false-termination.cil.c [2018-11-18 15:12:35,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/data/069408a6a/21e1e1b8d29a4c31938e6faf9bd84fc8/FLAGf35aa739c [2018-11-18 15:12:35,854 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:12:35,855 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/sv-benchmarks/c/product-lines/minepump_spec5_product62_true-unreach-call_false-termination.cil.c [2018-11-18 15:12:35,864 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/data/069408a6a/21e1e1b8d29a4c31938e6faf9bd84fc8/FLAGf35aa739c [2018-11-18 15:12:36,378 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/data/069408a6a/21e1e1b8d29a4c31938e6faf9bd84fc8 [2018-11-18 15:12:36,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:12:36,382 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:12:36,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:12:36,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:12:36,387 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:12:36,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119e0fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36, skipping insertion in model container [2018-11-18 15:12:36,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:12:36,458 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:12:36,700 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:12:36,709 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:12:36,850 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:12:36,873 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:12:36,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36 WrapperNode [2018-11-18 15:12:36,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:12:36,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:12:36,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:12:36,875 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:12:36,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... [2018-11-18 15:12:36,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:12:36,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:12:36,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:12:36,939 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:12:36,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/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 15:12:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:12:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 15:12:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 15:12:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 15:12:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 15:12:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:12:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:12:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:12:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:12:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 15:12:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 15:12:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:12:37,001 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 15:12:37,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:12:37,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:12:37,002 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 15:12:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:12:37,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:12:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 15:12:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 15:12:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:12:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 15:12:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:12:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:12:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 15:12:38,076 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:12:38,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:12:38 BoogieIcfgContainer [2018-11-18 15:12:38,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:12:38,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:12:38,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:12:38,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:12:38,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:12:36" (1/3) ... [2018-11-18 15:12:38,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4943cc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:12:38, skipping insertion in model container [2018-11-18 15:12:38,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:12:36" (2/3) ... [2018-11-18 15:12:38,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4943cc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:12:38, skipping insertion in model container [2018-11-18 15:12:38,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:12:38" (3/3) ... [2018-11-18 15:12:38,085 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product62_true-unreach-call_false-termination.cil.c [2018-11-18 15:12:38,095 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:12:38,103 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:12:38,118 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:12:38,146 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:12:38,147 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:12:38,147 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:12:38,147 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:12:38,147 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:12:38,147 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:12:38,147 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:12:38,148 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:12:38,148 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:12:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2018-11-18 15:12:38,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 15:12:38,177 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:38,178 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:38,181 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:38,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:38,186 INFO L82 PathProgramCache]: Analyzing trace with hash 485147642, now seen corresponding path program 1 times [2018-11-18 15:12:38,188 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:38,188 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:38,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:38,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:38,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:38,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:12:38,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:12:38,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:12:38,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:12:38,496 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 2 states. [2018-11-18 15:12:38,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:38,536 INFO L93 Difference]: Finished difference Result 334 states and 411 transitions. [2018-11-18 15:12:38,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:12:38,537 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 15:12:38,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:38,548 INFO L225 Difference]: With dead ends: 334 [2018-11-18 15:12:38,548 INFO L226 Difference]: Without dead ends: 169 [2018-11-18 15:12:38,552 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 15:12:38,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-11-18 15:12:38,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-11-18 15:12:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-11-18 15:12:38,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 199 transitions. [2018-11-18 15:12:38,597 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 199 transitions. Word has length 59 [2018-11-18 15:12:38,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:38,597 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 199 transitions. [2018-11-18 15:12:38,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:12:38,598 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 199 transitions. [2018-11-18 15:12:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 15:12:38,600 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:38,600 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:38,600 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:38,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:38,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1408691155, now seen corresponding path program 1 times [2018-11-18 15:12:38,601 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:38,601 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:38,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:38,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:38,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:38,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:12:38,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:12:38,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:12:38,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:12:38,742 INFO L87 Difference]: Start difference. First operand 169 states and 199 transitions. Second operand 3 states. [2018-11-18 15:12:38,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:38,770 INFO L93 Difference]: Finished difference Result 277 states and 327 transitions. [2018-11-18 15:12:38,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:12:38,770 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 15:12:38,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:38,772 INFO L225 Difference]: With dead ends: 277 [2018-11-18 15:12:38,773 INFO L226 Difference]: Without dead ends: 159 [2018-11-18 15:12:38,774 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 15:12:38,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-18 15:12:38,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-18 15:12:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 15:12:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2018-11-18 15:12:38,791 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 61 [2018-11-18 15:12:38,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:38,791 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2018-11-18 15:12:38,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:12:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2018-11-18 15:12:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 15:12:38,794 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:38,794 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:38,794 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:38,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:38,795 INFO L82 PathProgramCache]: Analyzing trace with hash -357795208, now seen corresponding path program 1 times [2018-11-18 15:12:38,795 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:38,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:38,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:38,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:39,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:39,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:12:39,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:12:39,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:12:39,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:12:39,174 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 7 states. [2018-11-18 15:12:39,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:39,878 INFO L93 Difference]: Finished difference Result 290 states and 345 transitions. [2018-11-18 15:12:39,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:12:39,878 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 15:12:39,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:39,880 INFO L225 Difference]: With dead ends: 290 [2018-11-18 15:12:39,880 INFO L226 Difference]: Without dead ends: 159 [2018-11-18 15:12:39,881 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:12:39,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-18 15:12:39,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-18 15:12:39,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 15:12:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 185 transitions. [2018-11-18 15:12:39,892 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 185 transitions. Word has length 66 [2018-11-18 15:12:39,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:39,893 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 185 transitions. [2018-11-18 15:12:39,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:12:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 185 transitions. [2018-11-18 15:12:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 15:12:39,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:39,896 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:39,896 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:39,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:39,896 INFO L82 PathProgramCache]: Analyzing trace with hash -2013109199, now seen corresponding path program 1 times [2018-11-18 15:12:39,896 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:39,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:39,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:39,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:39,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:40,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:40,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:12:40,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:12:40,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:12:40,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:12:40,050 INFO L87 Difference]: Start difference. First operand 159 states and 185 transitions. Second operand 5 states. [2018-11-18 15:12:40,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:40,879 INFO L93 Difference]: Finished difference Result 416 states and 500 transitions. [2018-11-18 15:12:40,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:12:40,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2018-11-18 15:12:40,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:40,882 INFO L225 Difference]: With dead ends: 416 [2018-11-18 15:12:40,882 INFO L226 Difference]: Without dead ends: 285 [2018-11-18 15:12:40,884 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:12:40,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-11-18 15:12:40,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-11-18 15:12:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-18 15:12:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 300 transitions. [2018-11-18 15:12:40,916 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 300 transitions. Word has length 84 [2018-11-18 15:12:40,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:40,917 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 300 transitions. [2018-11-18 15:12:40,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:12:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 300 transitions. [2018-11-18 15:12:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 15:12:40,918 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:40,919 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:40,919 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:40,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:40,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1162853434, now seen corresponding path program 1 times [2018-11-18 15:12:40,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:40,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:40,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:40,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:40,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 15:12:41,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:41,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:12:41,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:12:41,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:12:41,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:12:41,174 INFO L87 Difference]: Start difference. First operand 265 states and 300 transitions. Second operand 7 states. [2018-11-18 15:12:41,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:41,858 INFO L93 Difference]: Finished difference Result 521 states and 606 transitions. [2018-11-18 15:12:41,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 15:12:41,859 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2018-11-18 15:12:41,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:41,861 INFO L225 Difference]: With dead ends: 521 [2018-11-18 15:12:41,861 INFO L226 Difference]: Without dead ends: 284 [2018-11-18 15:12:41,862 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 15:12:41,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2018-11-18 15:12:41,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 264. [2018-11-18 15:12:41,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-11-18 15:12:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 297 transitions. [2018-11-18 15:12:41,884 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 297 transitions. Word has length 98 [2018-11-18 15:12:41,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:41,884 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 297 transitions. [2018-11-18 15:12:41,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:12:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 297 transitions. [2018-11-18 15:12:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:12:41,887 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:41,887 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:41,887 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:41,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:41,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1719744672, now seen corresponding path program 1 times [2018-11-18 15:12:41,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:41,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:41,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:41,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:41,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:41,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:41,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:12:41,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:12:41,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:12:41,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:12:41,995 INFO L87 Difference]: Start difference. First operand 264 states and 297 transitions. Second operand 6 states. [2018-11-18 15:12:42,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:42,074 INFO L93 Difference]: Finished difference Result 507 states and 584 transitions. [2018-11-18 15:12:42,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:12:42,082 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2018-11-18 15:12:42,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:42,084 INFO L225 Difference]: With dead ends: 507 [2018-11-18 15:12:42,084 INFO L226 Difference]: Without dead ends: 271 [2018-11-18 15:12:42,085 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 15:12:42,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-11-18 15:12:42,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 269. [2018-11-18 15:12:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-11-18 15:12:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 302 transitions. [2018-11-18 15:12:42,102 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 302 transitions. Word has length 114 [2018-11-18 15:12:42,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:42,102 INFO L480 AbstractCegarLoop]: Abstraction has 269 states and 302 transitions. [2018-11-18 15:12:42,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:12:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 302 transitions. [2018-11-18 15:12:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:12:42,104 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:42,104 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:42,104 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:42,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:42,105 INFO L82 PathProgramCache]: Analyzing trace with hash 219417374, now seen corresponding path program 1 times [2018-11-18 15:12:42,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:42,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:42,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:42,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:42,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:42,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:42,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:42,264 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 15:12:42,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:12:42,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:12:42,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:12:42,265 INFO L87 Difference]: Start difference. First operand 269 states and 302 transitions. Second operand 8 states. [2018-11-18 15:12:42,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:42,298 INFO L93 Difference]: Finished difference Result 517 states and 595 transitions. [2018-11-18 15:12:42,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:12:42,302 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 114 [2018-11-18 15:12:42,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:42,307 INFO L225 Difference]: With dead ends: 517 [2018-11-18 15:12:42,307 INFO L226 Difference]: Without dead ends: 276 [2018-11-18 15:12:42,308 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 15:12:42,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-11-18 15:12:42,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 273. [2018-11-18 15:12:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-11-18 15:12:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 306 transitions. [2018-11-18 15:12:42,327 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 306 transitions. Word has length 114 [2018-11-18 15:12:42,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:42,328 INFO L480 AbstractCegarLoop]: Abstraction has 273 states and 306 transitions. [2018-11-18 15:12:42,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:12:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 306 transitions. [2018-11-18 15:12:42,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:12:42,330 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:42,332 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:42,333 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:42,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:42,333 INFO L82 PathProgramCache]: Analyzing trace with hash 988587389, now seen corresponding path program 1 times [2018-11-18 15:12:42,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:42,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:42,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:42,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:42,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:42,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:42,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:42,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:12:42,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:12:42,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:12:42,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:12:42,528 INFO L87 Difference]: Start difference. First operand 273 states and 306 transitions. Second operand 4 states. [2018-11-18 15:12:43,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:43,229 INFO L93 Difference]: Finished difference Result 789 states and 925 transitions. [2018-11-18 15:12:43,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:12:43,230 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 114 [2018-11-18 15:12:43,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:43,233 INFO L225 Difference]: With dead ends: 789 [2018-11-18 15:12:43,233 INFO L226 Difference]: Without dead ends: 544 [2018-11-18 15:12:43,234 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:12:43,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-11-18 15:12:43,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 535. [2018-11-18 15:12:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2018-11-18 15:12:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 616 transitions. [2018-11-18 15:12:43,263 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 616 transitions. Word has length 114 [2018-11-18 15:12:43,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:43,264 INFO L480 AbstractCegarLoop]: Abstraction has 535 states and 616 transitions. [2018-11-18 15:12:43,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:12:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 616 transitions. [2018-11-18 15:12:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 15:12:43,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:43,265 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:43,265 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:43,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:43,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1993915811, now seen corresponding path program 1 times [2018-11-18 15:12:43,268 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:43,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:43,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:43,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:43,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:12:43,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:12:43,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 15:12:43,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:12:43,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:12:43,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:12:43,556 INFO L87 Difference]: Start difference. First operand 535 states and 616 transitions. Second operand 9 states. [2018-11-18 15:12:45,808 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 15:12:47,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:47,220 INFO L93 Difference]: Finished difference Result 1408 states and 1689 transitions. [2018-11-18 15:12:47,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:12:47,222 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 118 [2018-11-18 15:12:47,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:47,224 INFO L225 Difference]: With dead ends: 1408 [2018-11-18 15:12:47,224 INFO L226 Difference]: Without dead ends: 979 [2018-11-18 15:12:47,226 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 15:12:47,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2018-11-18 15:12:47,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 895. [2018-11-18 15:12:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-11-18 15:12:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1018 transitions. [2018-11-18 15:12:47,283 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1018 transitions. Word has length 118 [2018-11-18 15:12:47,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:47,284 INFO L480 AbstractCegarLoop]: Abstraction has 895 states and 1018 transitions. [2018-11-18 15:12:47,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:12:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1018 transitions. [2018-11-18 15:12:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 15:12:47,288 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:47,288 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:12:47,288 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:47,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:47,288 INFO L82 PathProgramCache]: Analyzing trace with hash -918444739, now seen corresponding path program 1 times [2018-11-18 15:12:47,289 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:47,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:47,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:47,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:47,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:12:47,625 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:12:47,625 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/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 15:12:47,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:47,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:12:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:12:48,430 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:12:48,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 15:12:48,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 15:12:48,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 15:12:48,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 15:12:48,431 INFO L87 Difference]: Start difference. First operand 895 states and 1018 transitions. Second operand 16 states. [2018-11-18 15:12:51,354 WARN L180 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-11-18 15:12:51,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:12:51,421 INFO L93 Difference]: Finished difference Result 2002 states and 2355 transitions. [2018-11-18 15:12:51,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 15:12:51,422 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 197 [2018-11-18 15:12:51,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:12:51,429 INFO L225 Difference]: With dead ends: 2002 [2018-11-18 15:12:51,430 INFO L226 Difference]: Without dead ends: 1211 [2018-11-18 15:12:51,433 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-18 15:12:51,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2018-11-18 15:12:51,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 1066. [2018-11-18 15:12:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1066 states. [2018-11-18 15:12:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1223 transitions. [2018-11-18 15:12:51,524 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1223 transitions. Word has length 197 [2018-11-18 15:12:51,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:12:51,524 INFO L480 AbstractCegarLoop]: Abstraction has 1066 states and 1223 transitions. [2018-11-18 15:12:51,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 15:12:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1223 transitions. [2018-11-18 15:12:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-18 15:12:51,537 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:12:51,537 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:12:51,537 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:12:51,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:12:51,538 INFO L82 PathProgramCache]: Analyzing trace with hash 162331785, now seen corresponding path program 1 times [2018-11-18 15:12:51,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:12:51,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:12:51,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:51,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:51,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:12:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:51,802 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-11-18 15:12:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-11-18 15:12:51,987 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:12:51,987 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/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 15:12:52,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:12:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:12:52,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:12:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 243 proven. 5 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 15:12:52,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:12:52,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 15:12:52,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 15:12:52,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 15:12:52,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 15:12:52,689 INFO L87 Difference]: Start difference. First operand 1066 states and 1223 transitions. Second operand 18 states. [2018-11-18 15:12:58,266 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-11-18 15:13:10,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:13:10,249 INFO L93 Difference]: Finished difference Result 2838 states and 3439 transitions. [2018-11-18 15:13:10,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 15:13:10,250 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 335 [2018-11-18 15:13:10,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:13:10,257 INFO L225 Difference]: With dead ends: 2838 [2018-11-18 15:13:10,257 INFO L226 Difference]: Without dead ends: 1535 [2018-11-18 15:13:10,261 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=336, Invalid=1304, Unknown=0, NotChecked=0, Total=1640 [2018-11-18 15:13:10,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2018-11-18 15:13:10,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1413. [2018-11-18 15:13:10,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1413 states. [2018-11-18 15:13:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 1607 transitions. [2018-11-18 15:13:10,416 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 1607 transitions. Word has length 335 [2018-11-18 15:13:10,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:13:10,418 INFO L480 AbstractCegarLoop]: Abstraction has 1413 states and 1607 transitions. [2018-11-18 15:13:10,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 15:13:10,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1607 transitions. [2018-11-18 15:13:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2018-11-18 15:13:10,437 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:13:10,437 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:13:10,438 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:13:10,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:13:10,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1985718214, now seen corresponding path program 1 times [2018-11-18 15:13:10,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:13:10,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:13:10,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:13:10,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:13:10,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:13:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:13:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 119 proven. 16 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2018-11-18 15:13:11,531 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:13:11,531 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:13:11,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:13:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:13:11,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:13:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-11-18 15:13:12,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:13:12,016 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 15:13:12,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 15:13:12,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 15:13:12,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 15:13:12,017 INFO L87 Difference]: Start difference. First operand 1413 states and 1607 transitions. Second operand 13 states. [2018-11-18 15:13:12,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:13:12,070 INFO L93 Difference]: Finished difference Result 1729 states and 1956 transitions. [2018-11-18 15:13:12,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 15:13:12,071 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 426 [2018-11-18 15:13:12,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:13:12,072 INFO L225 Difference]: With dead ends: 1729 [2018-11-18 15:13:12,072 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:13:12,075 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 15:13:12,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:13:12,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:13:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:13:12,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:13:12,076 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 426 [2018-11-18 15:13:12,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:13:12,077 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:13:12,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 15:13:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:13:12,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:13:12,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:13:12,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:12,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:13:13,089 WARN L180 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-18 15:13:13,348 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 26 [2018-11-18 15:13:13,509 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 1 [2018-11-18 15:13:13,828 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 26 [2018-11-18 15:13:14,178 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 25 [2018-11-18 15:13:14,608 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-18 15:13:14,803 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 1 [2018-11-18 15:13:15,114 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 28 [2018-11-18 15:13:15,221 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 22 [2018-11-18 15:13:15,500 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-11-18 15:13:15,686 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-18 15:13:16,741 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 502 523) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L502-3(lines 502 523) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 477 532) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L524(lines 501 525) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 477 532) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 477 532) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 15:13:16,850 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 533 592) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 533 592) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L585(lines 558 586) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 533 592) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L565(lines 565 569) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 559 584) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L559-3(lines 559 584) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2018-11-18 15:13:16,851 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 1021 1027) the Hoare annotation is: true [2018-11-18 15:13:16,851 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 1021 1027) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 1028 1036) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 1028 1036) the Hoare annotation is: true [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 1028 1036) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 307 314) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 307 314) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 307 314) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 315 324) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse2))) [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 315 324) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 315 324) no Hoare annotation was computed. [2018-11-18 15:13:16,852 INFO L421 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 344) no Hoare annotation was computed. [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 347) no Hoare annotation was computed. [2018-11-18 15:13:16,853 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 325 353) the Hoare annotation is: true [2018-11-18 15:13:16,853 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or .cse2 .cse0 .cse4 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse5))) [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 350) no Hoare annotation was computed. [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point L333-1(lines 325 353) no Hoare annotation was computed. [2018-11-18 15:13:16,853 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 325 353) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L428 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 970 992) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 970 992) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point L982(line 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point L982-1(line 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point L980(lines 980 987) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point L980-1(lines 980 987) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point L978(line 978) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point L977(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point L976(line 976) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L421 ceAbstractionStarter]: At program point L976-1(line 976) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 970 992) no Hoare annotation was computed. [2018-11-18 15:13:16,854 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 925 948) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 925 948) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 925 948) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L943(line 943) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2018-11-18 15:13:16,855 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3 (and (= processEnvironment__wrappee__methaneQuery_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L125(lines 125 133) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-11-18 15:13:16,856 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 138) no Hoare annotation was computed. [2018-11-18 15:13:16,857 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 117 141) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 15:13:16,857 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 117 141) no Hoare annotation was computed. [2018-11-18 15:13:16,857 INFO L421 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 15:13:16,857 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 141) no Hoare annotation was computed. [2018-11-18 15:13:16,857 INFO L421 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,857 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2018-11-18 15:13:16,857 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2018-11-18 15:13:16,857 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 289) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L428 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: true [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L285-2(lines 285 289) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L283-1(line 283) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 276 294) the Hoare annotation is: true [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 276 294) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 276 294) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L251-1(line 251) no Hoare annotation was computed. [2018-11-18 15:13:16,858 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 248) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 1014 1020) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 1014 1020) the Hoare annotation is: true [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 431 476) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 431 476) no Hoare annotation was computed. [2018-11-18 15:13:16,859 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 431 476) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 771) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 744 789) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 778) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point L758-1(lines 758 778) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 744 789) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 744 789) no Hoare annotation was computed. [2018-11-18 15:13:16,860 INFO L421 ceAbstractionStarter]: At program point L961(line 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,860 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 956 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,860 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 956 966) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 956 966) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 201 211) the Hoare annotation is: true [2018-11-18 15:13:16,861 INFO L428 ceAbstractionStarter]: At program point L206(line 206) the Hoare annotation is: true [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point L206-1(line 206) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2018-11-18 15:13:16,861 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2018-11-18 15:13:16,862 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 870 883) no Hoare annotation was computed. [2018-11-18 15:13:16,862 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 870 883) the Hoare annotation is: true [2018-11-18 15:13:16,862 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 870 883) no Hoare annotation was computed. [2018-11-18 15:13:16,862 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 143 167) no Hoare annotation was computed. [2018-11-18 15:13:16,862 INFO L421 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,862 INFO L421 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,862 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 159) no Hoare annotation was computed. [2018-11-18 15:13:16,862 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 143 167) no Hoare annotation was computed. [2018-11-18 15:13:16,863 INFO L421 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 15:13:16,863 INFO L425 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-18 15:13:16,863 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 143 167) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 15:13:16,863 INFO L425 ceAbstractionStarter]: For program point L147(lines 147 164) no Hoare annotation was computed. [2018-11-18 15:13:16,863 INFO L421 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 15:13:16,863 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 83 89) no Hoare annotation was computed. [2018-11-18 15:13:16,863 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 83 89) the Hoare annotation is: true [2018-11-18 15:13:16,863 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 358 423) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,864 INFO L421 ceAbstractionStarter]: At program point L413(lines 368 415) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:13:16,864 INFO L421 ceAbstractionStarter]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 (= 1 ~waterLevel~0) .cse1 .cse2))) [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 384) no Hoare annotation was computed. [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point L378-1(lines 378 384) no Hoare annotation was computed. [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 358 423) no Hoare annotation was computed. [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 374) no Hoare annotation was computed. [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point L368-1(lines 368 415) no Hoare annotation was computed. [2018-11-18 15:13:16,864 INFO L421 ceAbstractionStarter]: At program point L416(lines 367 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:13:16,864 INFO L425 ceAbstractionStarter]: For program point L406(lines 406 410) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L421 ceAbstractionStarter]: At program point L406-2(lines 398 411) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point L369(lines 368 415) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 411) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 394) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point L388-1(lines 388 394) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 358 423) no Hoare annotation was computed. [2018-11-18 15:13:16,865 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 698 743) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 698 743) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 698 743) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 725) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 732) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 712 732) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 168 175) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 168 175) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 168 175) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 884 892) no Hoare annotation was computed. [2018-11-18 15:13:16,866 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 884 892) the Hoare annotation is: true [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 884 892) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 854) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 838 860) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 838 860) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 838 860) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point L644-3(lines 644 664) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 595 697) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point L665(lines 643 666) no Hoare annotation was computed. [2018-11-18 15:13:16,867 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 640) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 691) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 595 697) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L645(lines 644 664) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L676(line 676) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 682) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L660-1(line 660) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 595 697) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L619(lines 619 623) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 694) no Hoare annotation was computed. [2018-11-18 15:13:16,868 INFO L425 ceAbstractionStarter]: For program point L646(lines 646 650) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point L644-1(lines 644 664) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 1004 1013) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 1004 1013) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 1004 1013) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 176 192) no Hoare annotation was computed. [2018-11-18 15:13:16,869 INFO L421 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 15:13:16,869 INFO L425 ceAbstractionStarter]: For program point L187-1(lines 176 192) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 176 192) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 189) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L421 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L428 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: true [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L425 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2018-11-18 15:13:16,870 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 861 869) the Hoare annotation is: true [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 861 869) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 861 869) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 817 828) the Hoare annotation is: true [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 817 828) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point L821-1(lines 817 828) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,871 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 829 837) the Hoare annotation is: true [2018-11-18 15:13:16,872 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 829 837) no Hoare annotation was computed. [2018-11-18 15:13:16,872 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 829 837) no Hoare annotation was computed. [2018-11-18 15:13:16,872 INFO L421 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 15:13:16,872 INFO L425 ceAbstractionStarter]: For program point L63(lines 59 81) no Hoare annotation was computed. [2018-11-18 15:13:16,872 INFO L425 ceAbstractionStarter]: For program point L61(lines 59 81) no Hoare annotation was computed. [2018-11-18 15:13:16,872 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 56 82) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse3)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) .cse5) (or .cse0 .cse1 .cse5 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse4)))) [2018-11-18 15:13:16,872 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 56 82) no Hoare annotation was computed. [2018-11-18 15:13:16,873 INFO L421 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= 1 ~waterLevel~0) .cse4 .cse5) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-18 15:13:16,873 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 56 82) no Hoare annotation was computed. [2018-11-18 15:13:16,873 INFO L421 ceAbstractionStarter]: At program point L70(lines 70 76) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse1 (and (= ~pumpRunning~0 1) .cse4))))) [2018-11-18 15:13:16,873 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 895 924) no Hoare annotation was computed. [2018-11-18 15:13:16,873 INFO L425 ceAbstractionStarter]: For program point L909(lines 909 913) no Hoare annotation was computed. [2018-11-18 15:13:16,873 INFO L428 ceAbstractionStarter]: At program point L909-1(lines 909 913) the Hoare annotation is: true [2018-11-18 15:13:16,873 INFO L425 ceAbstractionStarter]: For program point L905-1(lines 905 919) no Hoare annotation was computed. [2018-11-18 15:13:16,873 INFO L428 ceAbstractionStarter]: At program point L905-3(lines 905 919) the Hoare annotation is: true [2018-11-18 15:13:16,873 INFO L428 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: true [2018-11-18 15:13:16,873 INFO L425 ceAbstractionStarter]: For program point L901-1(line 901) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 895 924) the Hoare annotation is: true [2018-11-18 15:13:16,874 INFO L428 ceAbstractionStarter]: At program point L920(lines 895 924) the Hoare annotation is: true [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 793 804) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 793 804) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 949 955) no Hoare annotation was computed. [2018-11-18 15:13:16,874 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 949 955) the Hoare annotation is: true [2018-11-18 15:13:16,874 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,875 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 15:13:16,875 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:13:16,875 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:13:16,875 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 295 302) no Hoare annotation was computed. [2018-11-18 15:13:16,875 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 295 302) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (= ~systemActive~0 1))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse1 .cse3 (not (= ~waterLevel~0 1))) (or (or (or .cse1 .cse2) (not (= 1 ~pumpRunning~0))) .cse3))) [2018-11-18 15:13:16,875 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 295 302) no Hoare annotation was computed. [2018-11-18 15:13:16,875 INFO L421 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 15:13:16,875 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 91 115) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 15:13:16,875 INFO L425 ceAbstractionStarter]: For program point L97-1(line 97) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 112) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 91 115) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L421 ceAbstractionStarter]: At program point L110(line 110) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 91 115) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L421 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse3 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 15:13:16,876 INFO L421 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 107) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 805 816) no Hoare annotation was computed. [2018-11-18 15:13:16,876 INFO L425 ceAbstractionStarter]: For program point L809-1(lines 805 816) no Hoare annotation was computed. [2018-11-18 15:13:16,877 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 805 816) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse0) (or (= 1 ~waterLevel~0) (or .cse3 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-18 15:13:16,877 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2018-11-18 15:13:16,877 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 994 1001) no Hoare annotation was computed. [2018-11-18 15:13:16,877 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 994 1001) the Hoare annotation is: true [2018-11-18 15:13:16,877 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 994 1001) no Hoare annotation was computed. [2018-11-18 15:13:16,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:13:16 BoogieIcfgContainer [2018-11-18 15:13:16,910 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:13:16,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:13:16,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:13:16,911 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:13:16,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:12:38" (3/4) ... [2018-11-18 15:13:16,921 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:13:16,941 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 15:13:16,941 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 15:13:16,941 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:13:16,941 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:13:16,941 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 15:13:16,942 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 15:13:16,943 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:13:16,944 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 15:13:16,945 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:13:16,945 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:13:16,945 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:13:16,945 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:13:16,945 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 15:13:16,946 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:13:16,946 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:13:16,963 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 15:13:16,963 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:13:16,964 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:13:16,999 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 15:13:16,999 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 15:13:17,058 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39379e62-35e7-48e9-b7e6-424d8be3543e/bin-2019/uautomizer/witness.graphml [2018-11-18 15:13:17,058 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:13:17,059 INFO L168 Benchmark]: Toolchain (without parser) took 40677.35 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 361.8 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -53.3 MB). Peak memory consumption was 308.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,060 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:13:17,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,060 INFO L168 Benchmark]: Boogie Preprocessor took 63.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,060 INFO L168 Benchmark]: RCFGBuilder took 1138.39 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: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,061 INFO L168 Benchmark]: TraceAbstraction took 38831.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -681.3 kB). Peak memory consumption was 433.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,061 INFO L168 Benchmark]: Witness Printer took 148.14 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:13:17,067 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 490.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1138.39 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: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 38831.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -681.3 kB). Peak memory consumption was 433.5 MB. Max. memory is 11.5 GB. * Witness Printer took 148.14 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 998]: 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: 367]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 271 locations, 1 error locations. SAFE Result, 38.7s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 27.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2771 SDtfs, 2590 SDslu, 8266 SDs, 0 SdLazy, 6575 SolverSat, 1306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1152 GetRequests, 1013 SyntacticMatches, 3 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1413occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 405 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 2288 PreInvPairs, 2370 NumberOfFragments, 2121 HoareAnnotationTreeSize, 2288 FomulaSimplifications, 12349 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 74 FomulaSimplificationsInter, 15954 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 2744 NumberOfCodeBlocks, 2744 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2729 ConstructedInterpolants, 0 QuantifiedInterpolants, 962725 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3661 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 2023/2079 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...