./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_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_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/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 0997f7b4913388226e163b59383b8166cd33b05b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:46:30,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:46:30,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:46:30,010 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:46:30,010 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:46:30,011 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:46:30,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:46:30,013 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:46:30,014 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:46:30,015 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:46:30,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:46:30,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:46:30,016 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:46:30,017 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:46:30,018 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:46:30,018 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:46:30,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:46:30,020 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:46:30,022 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:46:30,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:46:30,024 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:46:30,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:46:30,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:46:30,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:46:30,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:46:30,028 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:46:30,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:46:30,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:46:30,030 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:46:30,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:46:30,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:46:30,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:46:30,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:46:30,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:46:30,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:46:30,035 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:46:30,035 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 09:46:30,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:46:30,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:46:30,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:46:30,046 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:46:30,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:46:30,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:46:30,046 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:46:30,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:46:30,047 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:46:30,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:46:30,048 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:46:30,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:46:30,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:46:30,048 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:46:30,048 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:46:30,050 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:46:30,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:46:30,050 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:46:30,051 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:46:30,051 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:46:30,051 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:46:30,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:46:30,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:46:30,051 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_8c87c896-4123-438b-a3f7-5b555e0cac82/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 -> 0997f7b4913388226e163b59383b8166cd33b05b [2018-11-18 09:46:30,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:46:30,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:46:30,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:46:30,088 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:46:30,088 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:46:30,089 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:46:30,129 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/data/c9ed2f4c5/64e2ada90b824fa38518172f596c00d2/FLAGeb6d8c547 [2018-11-18 09:46:30,523 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:46:30,523 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:46:30,533 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/data/c9ed2f4c5/64e2ada90b824fa38518172f596c00d2/FLAGeb6d8c547 [2018-11-18 09:46:30,900 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/data/c9ed2f4c5/64e2ada90b824fa38518172f596c00d2 [2018-11-18 09:46:30,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:46:30,903 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:46:30,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:46:30,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:46:30,907 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:46:30,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:46:30" (1/1) ... [2018-11-18 09:46:30,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78aa71e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:30, skipping insertion in model container [2018-11-18 09:46:30,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:46:30" (1/1) ... [2018-11-18 09:46:30,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:46:30,956 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:46:31,208 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:46:31,218 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:46:31,365 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:46:31,412 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:46:31,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31 WrapperNode [2018-11-18 09:46:31,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:46:31,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:46:31,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:46:31,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:46:31,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... [2018-11-18 09:46:31,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:46:31,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:46:31,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:46:31,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:46:31,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/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 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 09:46:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 09:46:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 09:46:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:46:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:46:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:46:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:46:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:46:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 09:46:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:46:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:46:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:46:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:46:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:46:32,532 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:46:32,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:46:32 BoogieIcfgContainer [2018-11-18 09:46:32,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:46:32,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:46:32,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:46:32,536 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:46:32,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:46:30" (1/3) ... [2018-11-18 09:46:32,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcd4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:46:32, skipping insertion in model container [2018-11-18 09:46:32,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:31" (2/3) ... [2018-11-18 09:46:32,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcd4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:46:32, skipping insertion in model container [2018-11-18 09:46:32,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:46:32" (3/3) ... [2018-11-18 09:46:32,539 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:46:32,544 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:46:32,550 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:46:32,562 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:46:32,587 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:46:32,588 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:46:32,588 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:46:32,588 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:46:32,588 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:46:32,588 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:46:32,588 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:46:32,589 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:46:32,589 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:46:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2018-11-18 09:46:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 09:46:32,615 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:32,616 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:32,618 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:32,623 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:32,623 INFO L82 PathProgramCache]: Analyzing trace with hash 549865815, now seen corresponding path program 1 times [2018-11-18 09:46:32,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:32,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:32,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:32,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:32,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:32,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:32,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:46:32,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:46:32,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:46:32,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:46:32,876 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2018-11-18 09:46:32,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:32,906 INFO L93 Difference]: Finished difference Result 316 states and 393 transitions. [2018-11-18 09:46:32,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:46:32,907 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 09:46:32,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:32,916 INFO L225 Difference]: With dead ends: 316 [2018-11-18 09:46:32,916 INFO L226 Difference]: Without dead ends: 158 [2018-11-18 09:46:32,919 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 09:46:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-18 09:46:32,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-18 09:46:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-18 09:46:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2018-11-18 09:46:32,961 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 52 [2018-11-18 09:46:32,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:32,961 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2018-11-18 09:46:32,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:46:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2018-11-18 09:46:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 09:46:32,964 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:32,964 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:32,965 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:32,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:32,965 INFO L82 PathProgramCache]: Analyzing trace with hash 72998653, now seen corresponding path program 1 times [2018-11-18 09:46:32,965 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:32,965 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:32,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:32,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:32,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:33,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:33,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:33,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:46:33,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:46:33,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:46:33,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:46:33,084 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2018-11-18 09:46:33,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:33,115 INFO L93 Difference]: Finished difference Result 263 states and 313 transitions. [2018-11-18 09:46:33,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:46:33,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 09:46:33,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:33,117 INFO L225 Difference]: With dead ends: 263 [2018-11-18 09:46:33,118 INFO L226 Difference]: Without dead ends: 148 [2018-11-18 09:46:33,119 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 09:46:33,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-18 09:46:33,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-18 09:46:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-18 09:46:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 175 transitions. [2018-11-18 09:46:33,129 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 175 transitions. Word has length 54 [2018-11-18 09:46:33,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:33,129 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 175 transitions. [2018-11-18 09:46:33,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:46:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 175 transitions. [2018-11-18 09:46:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 09:46:33,130 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:33,131 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:33,131 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:33,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:33,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1537253625, now seen corresponding path program 1 times [2018-11-18 09:46:33,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:33,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:33,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:33,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:33,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:33,462 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:33,462 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:46:33,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:46:33,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:46:33,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:46:33,463 INFO L87 Difference]: Start difference. First operand 148 states and 175 transitions. Second operand 7 states. [2018-11-18 09:46:33,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:33,807 INFO L93 Difference]: Finished difference Result 272 states and 327 transitions. [2018-11-18 09:46:33,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:46:33,808 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 09:46:33,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:33,809 INFO L225 Difference]: With dead ends: 272 [2018-11-18 09:46:33,809 INFO L226 Difference]: Without dead ends: 148 [2018-11-18 09:46:33,810 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:46:33,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-18 09:46:33,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-18 09:46:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-18 09:46:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 174 transitions. [2018-11-18 09:46:33,823 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 174 transitions. Word has length 58 [2018-11-18 09:46:33,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:33,823 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 174 transitions. [2018-11-18 09:46:33,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:46:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2018-11-18 09:46:33,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 09:46:33,826 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:33,826 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:33,826 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:33,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:33,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1889565720, now seen corresponding path program 1 times [2018-11-18 09:46:33,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:33,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:33,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:33,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:33,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:33,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:33,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:46:33,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:46:33,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:46:33,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:46:33,937 INFO L87 Difference]: Start difference. First operand 148 states and 174 transitions. Second operand 5 states. [2018-11-18 09:46:34,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:34,464 INFO L93 Difference]: Finished difference Result 395 states and 478 transitions. [2018-11-18 09:46:34,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:46:34,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2018-11-18 09:46:34,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:34,467 INFO L225 Difference]: With dead ends: 395 [2018-11-18 09:46:34,467 INFO L226 Difference]: Without dead ends: 271 [2018-11-18 09:46:34,468 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 09:46:34,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-11-18 09:46:34,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 252. [2018-11-18 09:46:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-18 09:46:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 287 transitions. [2018-11-18 09:46:34,492 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 287 transitions. Word has length 76 [2018-11-18 09:46:34,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:34,493 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 287 transitions. [2018-11-18 09:46:34,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:46:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 287 transitions. [2018-11-18 09:46:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 09:46:34,495 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:34,495 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:34,495 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:34,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:34,496 INFO L82 PathProgramCache]: Analyzing trace with hash -945858134, now seen corresponding path program 1 times [2018-11-18 09:46:34,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:34,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:34,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:34,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:34,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:34,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:34,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:46:34,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:46:34,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:46:34,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:46:34,746 INFO L87 Difference]: Start difference. First operand 252 states and 287 transitions. Second operand 6 states. [2018-11-18 09:46:34,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:34,905 INFO L93 Difference]: Finished difference Result 615 states and 734 transitions. [2018-11-18 09:46:34,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:46:34,906 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-11-18 09:46:34,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:34,908 INFO L225 Difference]: With dead ends: 615 [2018-11-18 09:46:34,909 INFO L226 Difference]: Without dead ends: 387 [2018-11-18 09:46:34,909 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:46:34,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-11-18 09:46:34,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-11-18 09:46:34,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-18 09:46:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 442 transitions. [2018-11-18 09:46:34,933 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 442 transitions. Word has length 90 [2018-11-18 09:46:34,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:34,934 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 442 transitions. [2018-11-18 09:46:34,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:46:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 442 transitions. [2018-11-18 09:46:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:46:34,935 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:34,935 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:34,935 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:34,935 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:34,935 INFO L82 PathProgramCache]: Analyzing trace with hash 486415024, now seen corresponding path program 1 times [2018-11-18 09:46:34,935 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:34,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:34,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:34,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:34,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:35,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:35,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:46:35,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:46:35,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:46:35,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:46:35,098 INFO L87 Difference]: Start difference. First operand 383 states and 442 transitions. Second operand 6 states. [2018-11-18 09:46:35,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:35,616 INFO L93 Difference]: Finished difference Result 834 states and 999 transitions. [2018-11-18 09:46:35,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:46:35,617 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-11-18 09:46:35,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:35,620 INFO L225 Difference]: With dead ends: 834 [2018-11-18 09:46:35,620 INFO L226 Difference]: Without dead ends: 606 [2018-11-18 09:46:35,624 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:46:35,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2018-11-18 09:46:35,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 588. [2018-11-18 09:46:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2018-11-18 09:46:35,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 694 transitions. [2018-11-18 09:46:35,658 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 694 transitions. Word has length 94 [2018-11-18 09:46:35,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:35,659 INFO L480 AbstractCegarLoop]: Abstraction has 588 states and 694 transitions. [2018-11-18 09:46:35,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:46:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 694 transitions. [2018-11-18 09:46:35,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:46:35,660 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:35,661 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:35,661 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:35,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:35,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1449245263, now seen corresponding path program 1 times [2018-11-18 09:46:35,661 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:35,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:35,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:35,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:35,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:35,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:35,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:46:35,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:46:35,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:46:35,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:46:35,728 INFO L87 Difference]: Start difference. First operand 588 states and 694 transitions. Second operand 5 states. [2018-11-18 09:46:35,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:35,756 INFO L93 Difference]: Finished difference Result 1031 states and 1243 transitions. [2018-11-18 09:46:35,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:46:35,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2018-11-18 09:46:35,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:35,770 INFO L225 Difference]: With dead ends: 1031 [2018-11-18 09:46:35,770 INFO L226 Difference]: Without dead ends: 598 [2018-11-18 09:46:35,771 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:46:35,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2018-11-18 09:46:35,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 592. [2018-11-18 09:46:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2018-11-18 09:46:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 697 transitions. [2018-11-18 09:46:35,804 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 697 transitions. Word has length 94 [2018-11-18 09:46:35,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:35,805 INFO L480 AbstractCegarLoop]: Abstraction has 592 states and 697 transitions. [2018-11-18 09:46:35,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:46:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 697 transitions. [2018-11-18 09:46:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:46:35,807 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:35,807 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:35,807 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:35,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:35,807 INFO L82 PathProgramCache]: Analyzing trace with hash -789713741, now seen corresponding path program 1 times [2018-11-18 09:46:35,807 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:35,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:35,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:35,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:35,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:35,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:35,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 09:46:35,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:46:35,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:46:35,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:46:35,992 INFO L87 Difference]: Start difference. First operand 592 states and 697 transitions. Second operand 9 states. [2018-11-18 09:46:36,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:36,266 INFO L93 Difference]: Finished difference Result 1177 states and 1416 transitions. [2018-11-18 09:46:36,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 09:46:36,269 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2018-11-18 09:46:36,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:36,271 INFO L225 Difference]: With dead ends: 1177 [2018-11-18 09:46:36,271 INFO L226 Difference]: Without dead ends: 609 [2018-11-18 09:46:36,274 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:46:36,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2018-11-18 09:46:36,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 599. [2018-11-18 09:46:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 599 states. [2018-11-18 09:46:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 704 transitions. [2018-11-18 09:46:36,307 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 704 transitions. Word has length 94 [2018-11-18 09:46:36,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:36,308 INFO L480 AbstractCegarLoop]: Abstraction has 599 states and 704 transitions. [2018-11-18 09:46:36,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:46:36,308 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 704 transitions. [2018-11-18 09:46:36,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:46:36,311 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:36,311 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] [2018-11-18 09:46:36,311 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:36,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:36,311 INFO L82 PathProgramCache]: Analyzing trace with hash 82219450, now seen corresponding path program 1 times [2018-11-18 09:46:36,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:36,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:36,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:36,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:36,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:46:36,514 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:46:36,514 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/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 09:46:36,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:36,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:46:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:46:37,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:46:37,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-18 09:46:37,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 09:46:37,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 09:46:37,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 09:46:37,413 INFO L87 Difference]: Start difference. First operand 599 states and 704 transitions. Second operand 14 states. [2018-11-18 09:46:40,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:40,112 INFO L93 Difference]: Finished difference Result 1625 states and 1978 transitions. [2018-11-18 09:46:40,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 09:46:40,121 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 106 [2018-11-18 09:46:40,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:40,125 INFO L225 Difference]: With dead ends: 1625 [2018-11-18 09:46:40,126 INFO L226 Difference]: Without dead ends: 1050 [2018-11-18 09:46:40,127 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 09:46:40,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1050 states. [2018-11-18 09:46:40,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1050 to 1047. [2018-11-18 09:46:40,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2018-11-18 09:46:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1222 transitions. [2018-11-18 09:46:40,184 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1222 transitions. Word has length 106 [2018-11-18 09:46:40,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:40,187 INFO L480 AbstractCegarLoop]: Abstraction has 1047 states and 1222 transitions. [2018-11-18 09:46:40,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 09:46:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1222 transitions. [2018-11-18 09:46:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:46:40,189 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:40,189 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] [2018-11-18 09:46:40,189 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:40,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:40,189 INFO L82 PathProgramCache]: Analyzing trace with hash 924935326, now seen corresponding path program 1 times [2018-11-18 09:46:40,189 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:40,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:40,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:40,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:40,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:40,428 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 09:46:40,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:40,428 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:46:40,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:46:40,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:46:40,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:46:40,429 INFO L87 Difference]: Start difference. First operand 1047 states and 1222 transitions. Second operand 10 states. [2018-11-18 09:46:40,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:40,699 INFO L93 Difference]: Finished difference Result 2044 states and 2416 transitions. [2018-11-18 09:46:40,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 09:46:40,699 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-11-18 09:46:40,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:40,703 INFO L225 Difference]: With dead ends: 2044 [2018-11-18 09:46:40,703 INFO L226 Difference]: Without dead ends: 1021 [2018-11-18 09:46:40,705 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:46:40,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2018-11-18 09:46:40,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1005. [2018-11-18 09:46:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1005 states. [2018-11-18 09:46:40,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1171 transitions. [2018-11-18 09:46:40,743 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1171 transitions. Word has length 110 [2018-11-18 09:46:40,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:40,743 INFO L480 AbstractCegarLoop]: Abstraction has 1005 states and 1171 transitions. [2018-11-18 09:46:40,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:46:40,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1171 transitions. [2018-11-18 09:46:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:46:40,745 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:40,745 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] [2018-11-18 09:46:40,745 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:40,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:40,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1842678244, now seen corresponding path program 1 times [2018-11-18 09:46:40,745 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:40,746 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:40,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:40,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:40,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:41,221 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 09:46:41,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:46:41,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:46:41,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:46:41,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:46:41,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:46:41,222 INFO L87 Difference]: Start difference. First operand 1005 states and 1171 transitions. Second operand 10 states. [2018-11-18 09:46:41,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:41,503 INFO L93 Difference]: Finished difference Result 1992 states and 2324 transitions. [2018-11-18 09:46:41,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 09:46:41,504 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-11-18 09:46:41,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:41,508 INFO L225 Difference]: With dead ends: 1992 [2018-11-18 09:46:41,508 INFO L226 Difference]: Without dead ends: 1011 [2018-11-18 09:46:41,511 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:46:41,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2018-11-18 09:46:41,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 974. [2018-11-18 09:46:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2018-11-18 09:46:41,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1104 transitions. [2018-11-18 09:46:41,552 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1104 transitions. Word has length 110 [2018-11-18 09:46:41,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:41,553 INFO L480 AbstractCegarLoop]: Abstraction has 974 states and 1104 transitions. [2018-11-18 09:46:41,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:46:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1104 transitions. [2018-11-18 09:46:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 09:46:41,556 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:41,556 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:41,556 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:41,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:41,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1097011807, now seen corresponding path program 1 times [2018-11-18 09:46:41,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:41,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:41,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:41,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:41,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:46:41,670 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:46:41,670 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/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 09:46:41,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:41,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:46:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:46:41,986 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:46:41,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-18 09:46:41,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 09:46:41,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 09:46:41,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:46:41,987 INFO L87 Difference]: Start difference. First operand 974 states and 1104 transitions. Second operand 13 states. [2018-11-18 09:46:43,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:43,352 INFO L93 Difference]: Finished difference Result 2573 states and 3131 transitions. [2018-11-18 09:46:43,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 09:46:43,353 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2018-11-18 09:46:43,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:43,357 INFO L225 Difference]: With dead ends: 2573 [2018-11-18 09:46:43,357 INFO L226 Difference]: Without dead ends: 1623 [2018-11-18 09:46:43,359 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-18 09:46:43,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1623 states. [2018-11-18 09:46:43,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1623 to 1390. [2018-11-18 09:46:43,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2018-11-18 09:46:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 1562 transitions. [2018-11-18 09:46:43,424 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 1562 transitions. Word has length 154 [2018-11-18 09:46:43,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:43,425 INFO L480 AbstractCegarLoop]: Abstraction has 1390 states and 1562 transitions. [2018-11-18 09:46:43,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 09:46:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1562 transitions. [2018-11-18 09:46:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:46:43,428 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:43,429 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:43,430 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:43,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:43,430 INFO L82 PathProgramCache]: Analyzing trace with hash 390762343, now seen corresponding path program 1 times [2018-11-18 09:46:43,430 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:43,430 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:43,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:43,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:43,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:46:43,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:46:43,657 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/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 09:46:43,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:43,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:46:43,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:46:43,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:46:43,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 09:46:43,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 09:46:43,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 09:46:43,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:46:43,791 INFO L87 Difference]: Start difference. First operand 1390 states and 1562 transitions. Second operand 11 states. [2018-11-18 09:46:43,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:43,873 INFO L93 Difference]: Finished difference Result 2538 states and 2893 transitions. [2018-11-18 09:46:43,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:46:43,885 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2018-11-18 09:46:43,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:43,889 INFO L225 Difference]: With dead ends: 2538 [2018-11-18 09:46:43,890 INFO L226 Difference]: Without dead ends: 1172 [2018-11-18 09:46:43,893 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:46:43,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2018-11-18 09:46:43,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 1170. [2018-11-18 09:46:43,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1170 states. [2018-11-18 09:46:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 1307 transitions. [2018-11-18 09:46:43,942 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 1307 transitions. Word has length 158 [2018-11-18 09:46:43,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:43,942 INFO L480 AbstractCegarLoop]: Abstraction has 1170 states and 1307 transitions. [2018-11-18 09:46:43,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 09:46:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1307 transitions. [2018-11-18 09:46:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:46:43,945 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:46:43,945 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:46:43,945 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:46:43,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:46:43,946 INFO L82 PathProgramCache]: Analyzing trace with hash -2007704216, now seen corresponding path program 1 times [2018-11-18 09:46:43,946 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:46:43,946 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:46:43,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:43,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:43,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:46:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 09:46:44,343 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:46:44,343 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:46:44,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:46:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:46:44,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:46:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 09:46:44,555 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:46:44,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-18 09:46:44,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 09:46:44,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 09:46:44,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-18 09:46:44,556 INFO L87 Difference]: Start difference. First operand 1170 states and 1307 transitions. Second operand 15 states. [2018-11-18 09:46:47,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:46:47,650 INFO L93 Difference]: Finished difference Result 2931 states and 3690 transitions. [2018-11-18 09:46:47,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-18 09:46:47,651 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 158 [2018-11-18 09:46:47,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:46:47,652 INFO L225 Difference]: With dead ends: 2931 [2018-11-18 09:46:47,652 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:46:47,655 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 09:46:47,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:46:47,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:46:47,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:46:47,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:46:47,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-11-18 09:46:47,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:46:47,656 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:46:47,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 09:46:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:46:47,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:46:47,659 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:46:47,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:47,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:46:48,942 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 26 [2018-11-18 09:46:49,175 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 09:46:49,559 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2018-11-18 09:46:49,682 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-18 09:46:49,829 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2018-11-18 09:46:50,288 WARN L180 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2018-11-18 09:46:50,424 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-18 09:46:50,839 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 49 [2018-11-18 09:46:50,966 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2018-11-18 09:46:51,293 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2018-11-18 09:46:51,437 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-11-18 09:46:51,662 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 09:46:51,787 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-18 09:46:51,892 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 09:46:52,075 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-11-18 09:46:52,528 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2018-11-18 09:46:53,288 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2018-11-18 09:46:53,288 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 692 747) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L723-1(lines 723 727) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L717-1(lines 717 738) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L717-3(lines 717 738) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 692 747) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L739(lines 716 740) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 692 747) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L793-1(line 793) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 748 807) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 748 807) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L800(lines 773 801) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 748 807) no Hoare annotation was computed. [2018-11-18 09:46:53,289 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 784) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point L780-1(lines 780 784) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point L774-1(lines 774 799) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point L774-3(lines 774 799) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,290 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2018-11-18 09:46:53,290 INFO L421 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,291 INFO L421 ceAbstractionStarter]: At program point L559-1(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 564) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L421 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,291 INFO L421 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,291 INFO L421 ceAbstractionStarter]: At program point L553-1(line 553) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 503 526) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 09:46:53,291 INFO L425 ceAbstractionStarter]: For program point L510(line 510) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 503 526) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 503 526) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L519(line 519) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 09:46:53,292 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2018-11-18 09:46:53,293 INFO L421 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-18 09:46:53,293 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2018-11-18 09:46:53,293 INFO L421 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2018-11-18 09:46:53,293 INFO L421 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,293 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L428 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L314-1(line 314) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 311) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 284 319) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2018-11-18 09:46:53,294 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 284 319) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 299) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 284 319) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 646 691) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 646 691) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 646 691) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 959 1004) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 986) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point L973(lines 973 993) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point L973-1(lines 973 993) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 959 1004) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 959 1004) no Hoare annotation was computed. [2018-11-18 09:46:53,295 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,295 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2018-11-18 09:46:53,296 INFO L428 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2018-11-18 09:46:53,296 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2018-11-18 09:46:53,296 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L421 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,297 INFO L421 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 222) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L421 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,297 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point L212-1(line 212) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 227) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2018-11-18 09:46:53,297 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2018-11-18 09:46:53,298 INFO L421 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse3) (and .cse1 .cse6 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 54 99) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L421 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L421 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-11-18 09:46:53,298 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L421 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse4 .cse0 .cse2) (not (= ~systemActive~0 1)) (and .cse5 (and (not (= ~waterLevel~0 2)) .cse3 .cse2) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 947) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point L927-1(lines 927 947) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 913 958) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 913 958) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 913 958) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point L933(lines 933 940) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2018-11-18 09:46:53,299 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 423) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L415-2(lines 415 423) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 407 429) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 407 429) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 407 429) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 606 615) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 606 615) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 606 615) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 810 912) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L861(lines 861 865) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L859-1(lines 859 879) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L859-3(lines 859 879) no Hoare annotation was computed. [2018-11-18 09:46:53,300 INFO L425 ceAbstractionStarter]: For program point L880(lines 858 881) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L839(lines 839 855) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 810 912) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L860(lines 859 879) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L891(line 891) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L856(lines 856 897) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 810 912) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L875-1(line 875) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 838) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 909) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,301 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L421 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 252) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L421 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L428 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: true [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2018-11-18 09:46:53,302 INFO L425 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse1 .cse5 .cse4 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3 .cse7) (or .cse4 (or .cse2 .cse3) .cse7 .cse6))) [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,303 INFO L421 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse10 .cse7)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse10 .cse7)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse6 .cse1 .cse7 .cse9)))) [2018-11-18 09:46:53,303 INFO L425 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2018-11-18 09:46:53,304 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (or .cse3 .cse13 .cse6)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (or .cse13 .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 (<= ~waterLevel~0 1) .cse10) (or .cse5 .cse4 .cse6 .cse7 .cse10) (or .cse8 .cse1 .cse11) (or (or .cse12 .cse3 .cse4 .cse6) .cse11) (or .cse2 .cse9 .cse10 .cse0) (or (or .cse8 .cse4 .cse6) .cse10 .cse11) (or .cse3 .cse4 .cse2 .cse0 .cse6) (or .cse12 .cse11 .cse9 .cse10) (or .cse4 .cse0 .cse2 .cse6 .cse10)))) [2018-11-18 09:46:53,304 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2018-11-18 09:46:53,304 INFO L421 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (<= ~waterLevel~0 0)) (.cse12 (or .cse5 .cse3)) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse6)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse3) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6) (and .cse7 .cse8 .cse6) .cse9) (or .cse2 .cse1 .cse3 .cse4 .cse10) (or .cse11 .cse12 .cse10 (and .cse7 .cse8)) (or (and (<= ~waterLevel~0 1) .cse6) .cse9 .cse12 .cse10) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse7) (or (or .cse11 .cse1 .cse3) .cse10 .cse7) (or .cse0 .cse1 .cse9 .cse13 .cse3) (or .cse1 .cse13 .cse9 .cse3 .cse10)))) [2018-11-18 09:46:53,304 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2018-11-18 09:46:53,304 INFO L421 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (<= ~waterLevel~0 0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= 0 ~pumpRunning~0)) (.cse20 (= ~systemActive~0 1)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse12 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (<= ~waterLevel~0 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (= 0 ~methaneLevelCritical~0) .cse17 (<= ~waterLevel~0 1) .cse20 .cse16)) (.cse8 (and .cse19 .cse17)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse20)) (.cse6 (and .cse19 .cse16)) (.cse11 (and .cse14 .cse18 .cse16)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse14 .cse17 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 (or .cse10 .cse3) .cse5 .cse11) (or (or .cse12 .cse1 .cse3) .cse5 .cse13) (or .cse14 (or (< 0 |old(~waterLevel~0)|) .cse1 .cse3 .cse5)) (or .cse0 .cse12 .cse1 .cse14 .cse3) (or .cse0 .cse1 .cse9 (and .cse15 .cse16) .cse3) (or .cse1 (and .cse15 (= ~pumpRunning~0 1)) .cse9 .cse3 .cse5 .cse13) (or .cse8 (or .cse0 .cse10 .cse3) .cse6 .cse11 .cse9 .cse7)))) [2018-11-18 09:46:53,304 INFO L428 ceAbstractionStarter]: At program point L483-3(lines 483 497) the Hoare annotation is: true [2018-11-18 09:46:53,304 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2018-11-18 09:46:53,304 INFO L428 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L428 ceAbstractionStarter]: At program point L498(lines 473 502) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 491) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L428 ceAbstractionStarter]: At program point L487-1(lines 487 491) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 483 497) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2018-11-18 09:46:53,305 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2018-11-18 09:46:53,305 INFO L421 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L421 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5))) [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 599) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L421 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse3 .cse6) (or .cse2 .cse7 .cse5 .cse3 .cse6) (or .cse0 .cse4 .cse7 .cse3))) [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L584-1(line 584) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L580(lines 580 600) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L428 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: true [2018-11-18 09:46:53,306 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse4) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse1 .cse2 .cse3))) [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2018-11-18 09:46:53,306 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 09:46:53,307 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 09:46:53,307 INFO L421 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2018-11-18 09:46:53,307 INFO L421 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 09:46:53,307 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L421 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3))) [2018-11-18 09:46:53,308 INFO L421 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse6 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse7 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6 .cse2) (or .cse4 .cse0 .cse7 .cse2))) [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse7 .cse2 .cse3)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0) (or .cse6 .cse5 (<= ~waterLevel~0 1)) (or .cse7 .cse8 .cse1 (<= ~waterLevel~0 2) .cse3) (or .cse0 (or .cse7 .cse6 .cse8 .cse3)) (or .cse6 .cse8 .cse3 .cse4 .cse0)))) [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2018-11-18 09:46:53,308 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2018-11-18 09:46:53,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:46:53 BoogieIcfgContainer [2018-11-18 09:46:53,338 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:46:53,339 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:46:53,339 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:46:53,339 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:46:53,339 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:46:32" (3/4) ... [2018-11-18 09:46:53,357 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:46:53,366 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:46:53,366 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:46:53,366 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:46:53,367 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 09:46:53,368 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:46:53,369 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:46:53,395 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 09:46:53,396 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:46:53,396 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:46:53,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 09:46:53,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 09:46:53,488 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8c87c896-4123-438b-a3f7-5b555e0cac82/bin-2019/uautomizer/witness.graphml [2018-11-18 09:46:53,488 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:46:53,489 INFO L168 Benchmark]: Toolchain (without parser) took 22586.30 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 577.8 MB). Free memory was 955.8 MB in the beginning and 1.6 GB in the end (delta: -600.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:46:53,490 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:46:53,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:46:53,492 INFO L168 Benchmark]: Boogie Preprocessor took 90.28 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:46:53,492 INFO L168 Benchmark]: RCFGBuilder took 1028.92 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: 91.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:46:53,492 INFO L168 Benchmark]: TraceAbstraction took 20805.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.1 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -511.4 MB). Peak memory consumption was 567.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:46:53,492 INFO L168 Benchmark]: Witness Printer took 149.76 ms. Allocated memory is still 1.6 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 564.8 kB). Peak memory consumption was 564.8 kB. Max. memory is 11.5 GB. [2018-11-18 09:46:53,494 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 509.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 90.28 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1028.92 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: 91.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20805.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.1 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -511.4 MB). Peak memory consumption was 567.8 MB. Max. memory is 11.5 GB. * Witness Printer took 149.76 ms. Allocated memory is still 1.6 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 564.8 kB). Peak memory consumption was 564.8 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: 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: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 260 locations, 1 error locations. SAFE Result, 20.7s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 9.8s AutomataDifference, 0.0s DeadEndRemovalTime, 5.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2998 SDtfs, 2366 SDslu, 12238 SDs, 0 SdLazy, 7280 SolverSat, 1148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 776 GetRequests, 619 SyntacticMatches, 2 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1390occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 348 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 4373 PreInvPairs, 4808 NumberOfFragments, 3345 HoareAnnotationTreeSize, 4373 FomulaSimplifications, 18407 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 31380 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1984 NumberOfCodeBlocks, 1984 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1966 ConstructedInterpolants, 0 QuantifiedInterpolants, 383703 SizeOfPredicates, 22 NumberOfNonLiveVariables, 3006 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 259/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...