./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/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 57406ed1e8515a3807c9750d676c6ccf8b3f94ad .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:27:10,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:27:10,953 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:27:10,960 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:27:10,960 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:27:10,961 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:27:10,962 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:27:10,963 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:27:10,964 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:27:10,965 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:27:10,965 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:27:10,965 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:27:10,966 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:27:10,967 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:27:10,967 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:27:10,968 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:27:10,969 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:27:10,970 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:27:10,971 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:27:10,972 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:27:10,973 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:27:10,973 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:27:10,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:27:10,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:27:10,974 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:27:10,975 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:27:10,975 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:27:10,976 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:27:10,977 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:27:10,977 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:27:10,978 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:27:10,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:27:10,978 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:27:10,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:27:10,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:27:10,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:27:10,980 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 05:27:10,987 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:27:10,987 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:27:10,987 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:27:10,988 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:27:10,988 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:27:10,988 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:27:10,988 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:27:10,988 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:27:10,989 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:27:10,990 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:27:10,990 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:27:10,991 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:27:10,991 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:27:10,991 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:27:10,991 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:27:10,991 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:27:10,991 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:27:10,991 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_7605290e-5d12-4b56-b59d-937803d7fbd3/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 -> 57406ed1e8515a3807c9750d676c6ccf8b3f94ad [2018-11-10 05:27:11,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:27:11,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:27:11,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:27:11,028 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:27:11,028 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:27:11,029 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 05:27:11,074 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/data/05b8ce6bd/7b183a1086ab4291abf3ab042480f4d9/FLAG3c1b4cbf6 [2018-11-10 05:27:11,483 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:27:11,483 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 05:27:11,490 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/data/05b8ce6bd/7b183a1086ab4291abf3ab042480f4d9/FLAG3c1b4cbf6 [2018-11-10 05:27:11,499 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/data/05b8ce6bd/7b183a1086ab4291abf3ab042480f4d9 [2018-11-10 05:27:11,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:27:11,503 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:27:11,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:27:11,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:27:11,507 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:27:11,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11, skipping insertion in model container [2018-11-10 05:27:11,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:27:11,545 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:27:11,725 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:27:11,733 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:27:11,791 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:27:11,813 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:27:11,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11 WrapperNode [2018-11-10 05:27:11,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:27:11,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:27:11,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:27:11,815 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:27:11,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... [2018-11-10 05:27:11,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:27:11,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:27:11,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:27:11,916 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:27:11,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 05:27:11,981 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 05:27:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:27:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 05:27:11,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 05:27:11,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 05:27:11,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 05:27:11,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 05:27:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 05:27:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 05:27:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 05:27:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 05:27:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:27:11,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:27:11,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 05:27:12,612 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:27:12,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:27:12 BoogieIcfgContainer [2018-11-10 05:27:12,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:27:12,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:27:12,613 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:27:12,614 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:27:12,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:27:11" (1/3) ... [2018-11-10 05:27:12,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10715896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:27:12, skipping insertion in model container [2018-11-10 05:27:12,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:27:11" (2/3) ... [2018-11-10 05:27:12,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10715896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:27:12, skipping insertion in model container [2018-11-10 05:27:12,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:27:12" (3/3) ... [2018-11-10 05:27:12,617 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 05:27:12,623 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:27:12,629 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:27:12,638 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:27:12,659 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:27:12,660 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:27:12,660 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:27:12,660 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:27:12,660 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:27:12,660 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:27:12,660 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:27:12,660 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:27:12,661 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:27:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-11-10 05:27:12,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 05:27:12,685 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:12,686 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:12,688 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:12,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:12,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1328767554, now seen corresponding path program 1 times [2018-11-10 05:27:12,695 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:12,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:12,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:12,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:12,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:12,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:12,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:27:12,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:27:12,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:27:12,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:27:12,922 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2018-11-10 05:27:12,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:12,955 INFO L93 Difference]: Finished difference Result 327 states and 394 transitions. [2018-11-10 05:27:12,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:27:12,957 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2018-11-10 05:27:12,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:12,966 INFO L225 Difference]: With dead ends: 327 [2018-11-10 05:27:12,966 INFO L226 Difference]: Without dead ends: 184 [2018-11-10 05:27:12,969 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:27:12,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-11-10 05:27:13,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2018-11-10 05:27:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-10 05:27:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 209 transitions. [2018-11-10 05:27:13,010 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 209 transitions. Word has length 88 [2018-11-10 05:27:13,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:13,010 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 209 transitions. [2018-11-10 05:27:13,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:27:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 209 transitions. [2018-11-10 05:27:13,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 05:27:13,014 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:13,014 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] [2018-11-10 05:27:13,014 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:13,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:13,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1997603288, now seen corresponding path program 1 times [2018-11-10 05:27:13,015 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:13,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:13,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:13,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:13,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:13,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:27:13,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:27:13,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:27:13,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:27:13,118 INFO L87 Difference]: Start difference. First operand 184 states and 209 transitions. Second operand 3 states. [2018-11-10 05:27:13,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:13,138 INFO L93 Difference]: Finished difference Result 274 states and 314 transitions. [2018-11-10 05:27:13,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:27:13,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2018-11-10 05:27:13,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:13,141 INFO L225 Difference]: With dead ends: 274 [2018-11-10 05:27:13,141 INFO L226 Difference]: Without dead ends: 174 [2018-11-10 05:27:13,142 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:27:13,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-11-10 05:27:13,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-11-10 05:27:13,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-11-10 05:27:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 196 transitions. [2018-11-10 05:27:13,158 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 196 transitions. Word has length 90 [2018-11-10 05:27:13,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:13,159 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 196 transitions. [2018-11-10 05:27:13,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:27:13,159 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2018-11-10 05:27:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 05:27:13,160 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:13,161 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] [2018-11-10 05:27:13,161 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:13,161 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:13,161 INFO L82 PathProgramCache]: Analyzing trace with hash -456643089, now seen corresponding path program 1 times [2018-11-10 05:27:13,161 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:13,161 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:13,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:13,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:13,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:13,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:27:13,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:27:13,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:27:13,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:27:13,282 INFO L87 Difference]: Start difference. First operand 174 states and 196 transitions. Second operand 7 states. [2018-11-10 05:27:13,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:13,459 INFO L93 Difference]: Finished difference Result 283 states and 328 transitions. [2018-11-10 05:27:13,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:27:13,460 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-11-10 05:27:13,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:13,461 INFO L225 Difference]: With dead ends: 283 [2018-11-10 05:27:13,461 INFO L226 Difference]: Without dead ends: 174 [2018-11-10 05:27:13,462 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:27:13,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-11-10 05:27:13,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-11-10 05:27:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-11-10 05:27:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 195 transitions. [2018-11-10 05:27:13,472 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 195 transitions. Word has length 94 [2018-11-10 05:27:13,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:13,473 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 195 transitions. [2018-11-10 05:27:13,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:27:13,473 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 195 transitions. [2018-11-10 05:27:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 05:27:13,475 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:13,475 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:13,475 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:13,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1566277704, now seen corresponding path program 1 times [2018-11-10 05:27:13,476 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:13,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:13,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:13,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:13,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:13,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:27:13,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 05:27:13,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:27:13,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:27:13,577 INFO L87 Difference]: Start difference. First operand 174 states and 195 transitions. Second operand 5 states. [2018-11-10 05:27:13,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:13,885 INFO L93 Difference]: Finished difference Result 383 states and 454 transitions. [2018-11-10 05:27:13,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:27:13,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2018-11-10 05:27:13,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:13,887 INFO L225 Difference]: With dead ends: 383 [2018-11-10 05:27:13,888 INFO L226 Difference]: Without dead ends: 274 [2018-11-10 05:27:13,888 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:27:13,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-11-10 05:27:13,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 255. [2018-11-10 05:27:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-11-10 05:27:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 287 transitions. [2018-11-10 05:27:13,909 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 287 transitions. Word has length 107 [2018-11-10 05:27:13,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:13,910 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 287 transitions. [2018-11-10 05:27:13,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 05:27:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 287 transitions. [2018-11-10 05:27:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:27:13,912 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:13,912 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:13,912 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:13,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:13,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1186364229, now seen corresponding path program 1 times [2018-11-10 05:27:13,913 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:13,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:13,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:13,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:14,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:14,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:14,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 05:27:14,038 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:27:14,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:27:14,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:27:14,039 INFO L87 Difference]: Start difference. First operand 255 states and 287 transitions. Second operand 8 states. [2018-11-10 05:27:14,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:14,072 INFO L93 Difference]: Finished difference Result 452 states and 526 transitions. [2018-11-10 05:27:14,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:27:14,072 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 121 [2018-11-10 05:27:14,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:14,074 INFO L225 Difference]: With dead ends: 452 [2018-11-10 05:27:14,075 INFO L226 Difference]: Without dead ends: 262 [2018-11-10 05:27:14,075 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:27:14,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-11-10 05:27:14,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 259. [2018-11-10 05:27:14,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2018-11-10 05:27:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 291 transitions. [2018-11-10 05:27:14,089 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 291 transitions. Word has length 121 [2018-11-10 05:27:14,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:14,090 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 291 transitions. [2018-11-10 05:27:14,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:27:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 291 transitions. [2018-11-10 05:27:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:27:14,091 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:14,091 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:14,092 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:14,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:14,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1163731975, now seen corresponding path program 1 times [2018-11-10 05:27:14,094 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:14,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:14,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:14,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:14,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:14,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:27:14,163 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:27:14,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:27:14,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:27:14,163 INFO L87 Difference]: Start difference. First operand 259 states and 291 transitions. Second operand 6 states. [2018-11-10 05:27:14,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:14,328 INFO L93 Difference]: Finished difference Result 629 states and 735 transitions. [2018-11-10 05:27:14,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:27:14,329 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-10 05:27:14,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:14,331 INFO L225 Difference]: With dead ends: 629 [2018-11-10 05:27:14,331 INFO L226 Difference]: Without dead ends: 435 [2018-11-10 05:27:14,332 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:27:14,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-11-10 05:27:14,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 429. [2018-11-10 05:27:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2018-11-10 05:27:14,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 485 transitions. [2018-11-10 05:27:14,360 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 485 transitions. Word has length 121 [2018-11-10 05:27:14,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:14,361 INFO L481 AbstractCegarLoop]: Abstraction has 429 states and 485 transitions. [2018-11-10 05:27:14,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:27:14,361 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 485 transitions. [2018-11-10 05:27:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 05:27:14,362 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:14,362 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:14,363 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:14,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:14,363 INFO L82 PathProgramCache]: Analyzing trace with hash 243334955, now seen corresponding path program 1 times [2018-11-10 05:27:14,363 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:14,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:14,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:14,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:14,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:14,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:14,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:27:14,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:27:14,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:27:14,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:27:14,441 INFO L87 Difference]: Start difference. First operand 429 states and 485 transitions. Second operand 7 states. [2018-11-10 05:27:14,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:14,807 INFO L93 Difference]: Finished difference Result 824 states and 959 transitions. [2018-11-10 05:27:14,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 05:27:14,808 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2018-11-10 05:27:14,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:14,810 INFO L225 Difference]: With dead ends: 824 [2018-11-10 05:27:14,810 INFO L226 Difference]: Without dead ends: 460 [2018-11-10 05:27:14,810 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 05:27:14,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-11-10 05:27:14,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 428. [2018-11-10 05:27:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2018-11-10 05:27:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 482 transitions. [2018-11-10 05:27:14,828 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 482 transitions. Word has length 125 [2018-11-10 05:27:14,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:14,829 INFO L481 AbstractCegarLoop]: Abstraction has 428 states and 482 transitions. [2018-11-10 05:27:14,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:27:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 482 transitions. [2018-11-10 05:27:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:27:14,830 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:14,831 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:14,831 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:14,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:14,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1258833425, now seen corresponding path program 1 times [2018-11-10 05:27:14,831 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:14,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:14,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:14,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:27:14,906 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:14,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:27:14,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:27:14,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:27:14,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:27:14,907 INFO L87 Difference]: Start difference. First operand 428 states and 482 transitions. Second operand 6 states. [2018-11-10 05:27:14,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:14,944 INFO L93 Difference]: Finished difference Result 805 states and 931 transitions. [2018-11-10 05:27:14,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:27:14,945 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-10 05:27:14,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:14,947 INFO L225 Difference]: With dead ends: 805 [2018-11-10 05:27:14,947 INFO L226 Difference]: Without dead ends: 442 [2018-11-10 05:27:14,948 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:27:14,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2018-11-10 05:27:14,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 438. [2018-11-10 05:27:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2018-11-10 05:27:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 492 transitions. [2018-11-10 05:27:14,970 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 492 transitions. Word has length 141 [2018-11-10 05:27:14,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:14,971 INFO L481 AbstractCegarLoop]: Abstraction has 438 states and 492 transitions. [2018-11-10 05:27:14,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:27:14,971 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 492 transitions. [2018-11-10 05:27:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:27:14,974 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:14,974 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:14,974 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:14,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:14,974 INFO L82 PathProgramCache]: Analyzing trace with hash 428899148, now seen corresponding path program 1 times [2018-11-10 05:27:14,975 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:14,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:14,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:14,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:27:15,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:15,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:27:15,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:27:15,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:27:15,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:27:15,054 INFO L87 Difference]: Start difference. First operand 438 states and 492 transitions. Second operand 4 states. [2018-11-10 05:27:15,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:15,225 INFO L93 Difference]: Finished difference Result 1213 states and 1441 transitions. [2018-11-10 05:27:15,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:27:15,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-11-10 05:27:15,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:15,230 INFO L225 Difference]: With dead ends: 1213 [2018-11-10 05:27:15,232 INFO L226 Difference]: Without dead ends: 840 [2018-11-10 05:27:15,233 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:27:15,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-11-10 05:27:15,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 825. [2018-11-10 05:27:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 825 states. [2018-11-10 05:27:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 958 transitions. [2018-11-10 05:27:15,301 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 958 transitions. Word has length 141 [2018-11-10 05:27:15,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:15,301 INFO L481 AbstractCegarLoop]: Abstraction has 825 states and 958 transitions. [2018-11-10 05:27:15,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:27:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 958 transitions. [2018-11-10 05:27:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:27:15,303 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:15,303 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:15,303 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:15,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:15,304 INFO L82 PathProgramCache]: Analyzing trace with hash 217983026, now seen corresponding path program 1 times [2018-11-10 05:27:15,304 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:15,304 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:15,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:15,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:15,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:27:15,420 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:27:15,420 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:27:15,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:15,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:27:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:27:15,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 05:27:15,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 05:27:15,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 05:27:15,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 05:27:15,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 05:27:15,750 INFO L87 Difference]: Start difference. First operand 825 states and 958 transitions. Second operand 19 states. [2018-11-10 05:27:16,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:16,453 INFO L93 Difference]: Finished difference Result 1554 states and 1830 transitions. [2018-11-10 05:27:16,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 05:27:16,454 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 145 [2018-11-10 05:27:16,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:16,456 INFO L225 Difference]: With dead ends: 1554 [2018-11-10 05:27:16,456 INFO L226 Difference]: Without dead ends: 794 [2018-11-10 05:27:16,458 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 05:27:16,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2018-11-10 05:27:16,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794. [2018-11-10 05:27:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-11-10 05:27:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 907 transitions. [2018-11-10 05:27:16,483 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 907 transitions. Word has length 145 [2018-11-10 05:27:16,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:16,483 INFO L481 AbstractCegarLoop]: Abstraction has 794 states and 907 transitions. [2018-11-10 05:27:16,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 05:27:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 907 transitions. [2018-11-10 05:27:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 05:27:16,486 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:16,486 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:16,487 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:16,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:16,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1956337676, now seen corresponding path program 1 times [2018-11-10 05:27:16,487 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:16,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:16,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:16,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:16,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:16,542 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 05:27:16,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:27:16,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:27:16,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:27:16,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:27:16,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:27:16,544 INFO L87 Difference]: Start difference. First operand 794 states and 907 transitions. Second operand 3 states. [2018-11-10 05:27:16,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:16,579 INFO L93 Difference]: Finished difference Result 1261 states and 1475 transitions. [2018-11-10 05:27:16,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:27:16,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-11-10 05:27:16,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:16,584 INFO L225 Difference]: With dead ends: 1261 [2018-11-10 05:27:16,584 INFO L226 Difference]: Without dead ends: 1258 [2018-11-10 05:27:16,585 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:27:16,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2018-11-10 05:27:16,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 934. [2018-11-10 05:27:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 934 states. [2018-11-10 05:27:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1088 transitions. [2018-11-10 05:27:16,626 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1088 transitions. Word has length 199 [2018-11-10 05:27:16,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:16,627 INFO L481 AbstractCegarLoop]: Abstraction has 934 states and 1088 transitions. [2018-11-10 05:27:16,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:27:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1088 transitions. [2018-11-10 05:27:16,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:27:16,630 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:16,631 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:16,631 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:16,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:16,631 INFO L82 PathProgramCache]: Analyzing trace with hash -718442200, now seen corresponding path program 1 times [2018-11-10 05:27:16,631 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:16,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:16,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:16,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:16,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 05:27:16,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:27:16,760 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:27:16,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:16,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:27:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:27:16,948 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:27:16,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-11-10 05:27:16,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:27:16,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:27:16,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:27:16,949 INFO L87 Difference]: Start difference. First operand 934 states and 1088 transitions. Second operand 9 states. [2018-11-10 05:27:17,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:17,411 INFO L93 Difference]: Finished difference Result 2057 states and 2551 transitions. [2018-11-10 05:27:17,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 05:27:17,412 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 260 [2018-11-10 05:27:17,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:17,415 INFO L225 Difference]: With dead ends: 2057 [2018-11-10 05:27:17,415 INFO L226 Difference]: Without dead ends: 1310 [2018-11-10 05:27:17,417 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-11-10 05:27:17,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2018-11-10 05:27:17,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1238. [2018-11-10 05:27:17,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1238 states. [2018-11-10 05:27:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1238 states and 1448 transitions. [2018-11-10 05:27:17,463 INFO L78 Accepts]: Start accepts. Automaton has 1238 states and 1448 transitions. Word has length 260 [2018-11-10 05:27:17,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:17,464 INFO L481 AbstractCegarLoop]: Abstraction has 1238 states and 1448 transitions. [2018-11-10 05:27:17,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:27:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1448 transitions. [2018-11-10 05:27:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 05:27:17,467 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:17,467 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:17,467 INFO L424 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:17,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:17,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1649050310, now seen corresponding path program 1 times [2018-11-10 05:27:17,468 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:17,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:17,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:17,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:17,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 50 proven. 12 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 05:27:17,566 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:27:17,566 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:27:17,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:17,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:27:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 91 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 05:27:17,782 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:27:17,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2018-11-10 05:27:17,783 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 05:27:17,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 05:27:17,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2018-11-10 05:27:17,783 INFO L87 Difference]: Start difference. First operand 1238 states and 1448 transitions. Second operand 14 states. [2018-11-10 05:27:18,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:18,685 INFO L93 Difference]: Finished difference Result 3134 states and 4188 transitions. [2018-11-10 05:27:18,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 05:27:18,685 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 264 [2018-11-10 05:27:18,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:18,693 INFO L225 Difference]: With dead ends: 3134 [2018-11-10 05:27:18,693 INFO L226 Difference]: Without dead ends: 2205 [2018-11-10 05:27:18,696 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=556, Unknown=0, NotChecked=0, Total=756 [2018-11-10 05:27:18,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2205 states. [2018-11-10 05:27:18,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2205 to 1669. [2018-11-10 05:27:18,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2018-11-10 05:27:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 1997 transitions. [2018-11-10 05:27:18,774 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 1997 transitions. Word has length 264 [2018-11-10 05:27:18,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:18,774 INFO L481 AbstractCegarLoop]: Abstraction has 1669 states and 1997 transitions. [2018-11-10 05:27:18,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 05:27:18,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1997 transitions. [2018-11-10 05:27:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 05:27:18,778 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:18,779 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:18,779 INFO L424 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:18,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:18,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1871358588, now seen corresponding path program 1 times [2018-11-10 05:27:18,779 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:18,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:18,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:18,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:18,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 8 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 05:27:18,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:27:18,889 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:27:18,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:19,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:27:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 05:27:19,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 05:27:19,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-10 05:27:19,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 05:27:19,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 05:27:19,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 05:27:19,091 INFO L87 Difference]: Start difference. First operand 1669 states and 1997 transitions. Second operand 13 states. [2018-11-10 05:27:19,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:19,185 INFO L93 Difference]: Finished difference Result 2864 states and 3446 transitions. [2018-11-10 05:27:19,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 05:27:19,186 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 264 [2018-11-10 05:27:19,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:19,190 INFO L225 Difference]: With dead ends: 2864 [2018-11-10 05:27:19,190 INFO L226 Difference]: Without dead ends: 1550 [2018-11-10 05:27:19,192 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-10 05:27:19,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2018-11-10 05:27:19,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1538. [2018-11-10 05:27:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1538 states. [2018-11-10 05:27:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 1800 transitions. [2018-11-10 05:27:19,250 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 1800 transitions. Word has length 264 [2018-11-10 05:27:19,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:19,251 INFO L481 AbstractCegarLoop]: Abstraction has 1538 states and 1800 transitions. [2018-11-10 05:27:19,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 05:27:19,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1800 transitions. [2018-11-10 05:27:19,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 05:27:19,254 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:27:19,255 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:27:19,255 INFO L424 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:27:19,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:27:19,255 INFO L82 PathProgramCache]: Analyzing trace with hash 35044678, now seen corresponding path program 2 times [2018-11-10 05:27:19,255 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:27:19,255 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:27:19,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:19,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:27:19,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:27:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:27:19,368 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 55 proven. 26 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 05:27:19,368 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:27:19,368 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:27:19,375 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-10 05:27:19,647 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-10 05:27:19,648 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 05:27:19,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:27:19,722 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 93 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 05:27:19,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:27:19,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 14 [2018-11-10 05:27:19,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 05:27:19,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 05:27:19,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-11-10 05:27:19,741 INFO L87 Difference]: Start difference. First operand 1538 states and 1800 transitions. Second operand 14 states. [2018-11-10 05:27:20,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:27:20,519 INFO L93 Difference]: Finished difference Result 2046 states and 2407 transitions. [2018-11-10 05:27:20,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 05:27:20,520 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 264 [2018-11-10 05:27:20,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:27:20,521 INFO L225 Difference]: With dead ends: 2046 [2018-11-10 05:27:20,521 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:27:20,524 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 269 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2018-11-10 05:27:20,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:27:20,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:27:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:27:20,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:27:20,525 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 264 [2018-11-10 05:27:20,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:27:20,525 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:27:20,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 05:27:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:27:20,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:27:20,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:27:20,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:20,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:27:21,350 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2018-11-10 05:27:21,659 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2018-11-10 05:27:22,109 WARN L179 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 51 [2018-11-10 05:27:22,555 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2018-11-10 05:27:22,703 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2018-11-10 05:27:22,846 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-11-10 05:27:23,682 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2018-11-10 05:27:23,987 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 52 [2018-11-10 05:27:24,119 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L696-1(lines 696 700) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 665 720) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L690-1(lines 690 711) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L688(line 688) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L717(line 717) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L709-1(lines 690 711) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L707-1(line 707) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L691(line 691) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L712(lines 689 713) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 665 720) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 665 720) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2018-11-10 05:27:24,525 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 721 780) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 721 780) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L773(lines 746 774) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 721 780) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 757) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L753-1(lines 753 757) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L747-1(lines 747 772) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L747-3(lines 747 772) no Hoare annotation was computed. [2018-11-10 05:27:24,526 INFO L425 ceAbstractionStarter]: For program point L770(line 770) no Hoare annotation was computed. [2018-11-10 05:27:24,527 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 05:27:24,527 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 05:27:24,527 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 05:27:24,527 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 05:27:24,527 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 05:27:24,527 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,527 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2018-11-10 05:27:24,527 INFO L421 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,527 INFO L421 ceAbstractionStarter]: At program point L278-1(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 283) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L421 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,528 INFO L421 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,528 INFO L421 ceAbstractionStarter]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 222 245) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 222 245) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 222 245) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2018-11-10 05:27:24,528 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L236(line 236) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 464 472) no Hoare annotation was computed. [2018-11-10 05:27:24,529 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 464 472) the Hoare annotation is: true [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 464 472) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 528 546) the Hoare annotation is: true [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 541) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L428 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: true [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L537-2(lines 537 541) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 528 546) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 528 546) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 488) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L503-1(line 503) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 473 508) no Hoare annotation was computed. [2018-11-10 05:27:24,530 INFO L425 ceAbstractionStarter]: For program point L492(lines 492 500) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 473 508) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 473 508) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L642-1(line 642) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 619 664) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L656(line 656) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 619 664) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L656-1(line 656) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L656-2(line 656) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 619 664) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L649(line 649) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L649-1(line 649) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L645(line 645) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-11-10 05:27:24,531 INFO L425 ceAbstractionStarter]: For program point L642(line 642) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L956(lines 956 957) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 932 977) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L952(lines 952 959) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L951-1(line 951) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L946(lines 946 966) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L973-1(line 973) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 932 977) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L971-1(line 971) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 932 977) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 964) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L963-1(lines 946 966) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 255 265) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 255 265) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 255 265) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L421 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,532 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 453 463) the Hoare annotation is: true [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 453 463) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L428 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: true [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2018-11-10 05:27:24,532 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 453 463) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 445 452) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2 (or .cse3 .cse4 (not (= ~methaneLevelCritical~0 0)))))) [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 445 452) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 445 452) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (let ((.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse5 (or .cse0 .cse11 .cse4)) (.cse7 (< 2 ~waterLevel~0)) (.cse8 (< ~waterLevel~0 2)) (.cse1 (< 1 ~waterLevel~0)) (.cse10 (or .cse11 .cse4 .cse9)) (.cse2 (< ~waterLevel~0 1)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse6 .cse7 .cse8) (or .cse1 .cse2 (or .cse3 .cse4 .cse9)) (or .cse5 .cse1 .cse6 .cse2) (or .cse6 .cse10 .cse7 .cse8) (or .cse1 .cse10 .cse2 .cse6)))) [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point L413-1(lines 394 418) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point L408(line 408) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (or .cse8 .cse4 .cse2)) (.cse5 (< 2 ~waterLevel~0)) (.cse6 (< ~waterLevel~0 2)) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or (or .cse4 .cse2 .cse3) .cse5 .cse6) (or .cse7 .cse0 .cse1) (or .cse7 .cse5 .cse6) (or .cse8 .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 394 418) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (or .cse10 .cse7 .cse9)) (.cse5 (or .cse6 .cse10 .cse7)) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (< ~waterLevel~0 2)) (.cse0 (< 1 ~waterLevel~0)) (.cse8 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse4) (or .cse5 .cse0 .cse2) (or .cse5 .cse3 .cse4) (or .cse6 .cse0 .cse2 .cse7 (not (= ~methAndRunningLastTime~0 0)) .cse8) (or .cse0 .cse8 .cse2 (or .cse7 .cse9))))) [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 394 418) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse8 .cse9 .cse3)) (.cse1 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (or .cse3 .cse4)) (or .cse5 .cse0 .cse6 .cse7) (or .cse0 .cse8 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse1 .cse0 .cse2) (or .cse0 (or .cse9 .cse3 .cse4) .cse6 .cse7)))) [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 410) no Hoare annotation was computed. [2018-11-10 05:27:24,533 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (let ((.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (or .cse10 .cse7 .cse8)) (.cse5 (or .cse9 .cse10 .cse7)) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse4) (or .cse5 .cse0 .cse2) (or .cse6 .cse0 .cse2 (or .cse7 .cse8)) (or .cse5 .cse3 .cse4) (or .cse6 .cse9 .cse0 .cse2 .cse7 (not (= ~methAndRunningLastTime~0 0)))))) [2018-11-10 05:27:24,533 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 415) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 360 366) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 360 366) the Hoare annotation is: true [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L578-1(lines 578 584) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 548 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,534 INFO L421 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (<= 1 ~waterLevel~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= ~systemActive~0 1)) (and .cse6 .cse1 .cse7 .cse8 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse4 .cse5))) [2018-11-10 05:27:24,534 INFO L421 ceAbstractionStarter]: At program point L601(lines 558 603) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (<= 1 ~waterLevel~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse7 .cse5 .cse4) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse3 .cse8 .cse4 .cse5))) [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 574) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 568 574) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 548 611) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 564) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 558 603) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L421 ceAbstractionStarter]: At program point L604(lines 557 605) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 05:27:24,534 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 598) no Hoare annotation was computed. [2018-11-10 05:27:24,534 INFO L421 ceAbstractionStarter]: At program point L594-2(lines 588 599) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse4 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse3 .cse5) (and .cse1 .cse2 .cse6 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse6 .cse3 .cse5))) [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L559(lines 558 603) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L588(lines 588 599) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L421 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 1 ~waterLevel~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse1 .cse7 .cse8 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse0 .cse2 .cse5 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse7 .cse8 .cse3 .cse4 .cse5))) [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 548 611) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 584) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L925-1(line 925) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 886 931) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 918) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 886 931) no Hoare annotation was computed. [2018-11-10 05:27:24,535 INFO L425 ceAbstractionStarter]: For program point L917-1(lines 900 920) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 886 931) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 911) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point L906(lines 906 913) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point L905-1(line 905) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 920) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 419 426) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) (< 2 ~waterLevel~0) (< ~waterLevel~0 2)) [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 419 426) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 419 426) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2018-11-10 05:27:24,536 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2018-11-10 05:27:24,536 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L421 ceAbstractionStarter]: At program point L316(line 316) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4)) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2) (or .cse1 (or .cse3 .cse4 .cse5) .cse2) (or .cse6 .cse7 (or .cse4 .cse5)) (or .cse0 .cse6 .cse7)))) [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 320) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L313(lines 313 323) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L421 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (or .cse0 .cse1 .cse2) (< ~waterLevel~0 1)) (or (< 2 ~waterLevel~0) (< ~waterLevel~0 2) (or .cse1 .cse2)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (= 0 ~methAndRunningLastTime~0) .cse1 (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L311-1(line 311) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 326) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L309-1(lines 301 329) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L421 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse4 .cse1 .cse2 .cse3))) [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point L307-1(line 307) no Hoare annotation was computed. [2018-11-10 05:27:24,537 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 301 329) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse4 .cse1 .cse2 .cse3))) [2018-11-10 05:27:24,537 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 301 329) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 293 300) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 293 300) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 293 300) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point L832-1(lines 832 852) no Hoare annotation was computed. [2018-11-10 05:27:24,538 INFO L425 ceAbstractionStarter]: For program point L832-3(lines 832 852) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L853(lines 831 854) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L812(lines 812 828) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L845-1(line 845) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L833(lines 832 852) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 870) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-10 05:27:24,539 INFO L425 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 882) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 838) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 783 885) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L859-1(line 859) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L847-1(line 847) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L843-1(line 843) no Hoare annotation was computed. [2018-11-10 05:27:24,540 INFO L425 ceAbstractionStarter]: For program point L872(lines 872 879) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 783 885) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 783 885) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 811) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L956(line 956) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L956-1(line 956) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L504-1(line 504) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L151-1(line 151) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 05:27:24,541 INFO L425 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L917-1(line 917) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L147-1(line 147) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L498-1(line 498) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2018-11-10 05:27:24,542 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L486-1(line 486) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L963(line 963) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L963-1(line 963) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L910-2(line 910) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-10 05:27:24,543 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point L964(line 964) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L421 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (< ~waterLevel~0 2))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse2 (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse4))) [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point L433-1(line 433) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 428 444) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 428 444) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (< ~waterLevel~0 2))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse2 (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse4))) [2018-11-10 05:27:24,544 INFO L421 ceAbstractionStarter]: At program point L439(line 439) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3) (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (and (= activatePump_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse3))) [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 428 444) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point L435(lines 435 441) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2018-11-10 05:27:24,544 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 509 527) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 509 527) the Hoare annotation is: true [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 509 527) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L428 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: true [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point L518-2(lines 518 522) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse9 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (< ~waterLevel~0 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse3 .cse4 .cse5) (or .cse9 .cse7 .cse10 .cse1 .cse2 .cse3 .cse4) (or .cse9 .cse6 .cse7 .cse8 .cse10 .cse3 .cse4))) [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2018-11-10 05:27:24,545 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,546 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,546 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,546 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2018-11-10 05:27:24,546 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2018-11-10 05:27:24,546 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2018-11-10 05:27:24,546 INFO L421 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse14 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (= 0 ~pumpRunning~0) .cse10 .cse4)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse6 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (<= 1 ~waterLevel~0)) (.cse13 (= 0 ~methAndRunningLastTime~0)) (.cse11 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 (or .cse7 .cse8)) (or (< 1 |old(~waterLevel~0)|) .cse9 (< |old(~waterLevel~0)| 1) .cse7 (and .cse10 .cse4) .cse11 .cse8) (or .cse9 .cse7 .cse12 .cse11 .cse8 .cse13) (or .cse14 .cse9 (and .cse10 .cse13 .cse4) .cse7 .cse12 .cse11) (or .cse14 .cse0 .cse5 .cse6 .cse7 (and .cse1 .cse2 .cse3 .cse13 .cse4) .cse11)))) [2018-11-10 05:27:24,546 INFO L421 ceAbstractionStarter]: At program point L347(lines 347 353) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse15 (= ~methaneLevelCritical~0 1))) (let ((.cse2 (<= ~waterLevel~0 1)) (.cse3 (<= 1 ~waterLevel~0)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not .cse15)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse14 (and .cse1 .cse0 .cse15 .cse13)) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse5 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~systemActive~0 1))) (.cse12 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (and (not (= |old(~pumpRunning~0)| 0)) .cse1 .cse2 .cse3) .cse4 .cse5 (or .cse6 .cse7)) (or .cse8 .cse9 .cse10 .cse6 .cse11 .cse12) (or .cse8 (< 1 |old(~waterLevel~0)|) .cse9 (< |old(~waterLevel~0)| 1) .cse6 (and .cse0 .cse13) .cse12) (or .cse8 .cse14 (and .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse12) (or .cse9 .cse6 .cse11 .cse12 .cse7 (and .cse0 .cse10 .cse13)) (or .cse8 .cse9 .cse14 .cse4 .cse5 .cse6 .cse12)))) [2018-11-10 05:27:24,546 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse8 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 (and .cse8 .cse9 (= 0 ~methAndRunningLastTime~0)) .cse10 .cse3 .cse4) (or .cse6 .cse1 .cse7 .cse10 .cse3 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse7 (and (not (= |old(~pumpRunning~0)| 0)) .cse8 .cse9) .cse10 (or .cse3 .cse5)))) [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point L340(lines 339 358) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 336 359) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (< 2 |old(~waterLevel~0)|)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse0 .cse10 .cse1)) (.cse12 (< |old(~waterLevel~0)| 1)) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) .cse2 .cse3 (or .cse4 .cse5)) (or .cse6 .cse7 .cse2 .cse3 .cse4 .cse8) (or .cse9 .cse2 .cse3 .cse4 .cse8 .cse5 .cse10) (or .cse6 .cse11 .cse9 .cse12 .cse7 .cse4 .cse8) (or .cse11 .cse9 .cse7 .cse12 .cse4 .cse8 .cse5)))) [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 336 359) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 336 359) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 191 220) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 209) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L428 ceAbstractionStarter]: At program point L205-1(lines 205 209) the Hoare annotation is: true [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 201 215) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L428 ceAbstractionStarter]: At program point L201-3(lines 201 215) the Hoare annotation is: true [2018-11-10 05:27:24,547 INFO L428 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: true [2018-11-10 05:27:24,547 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 05:27:24,547 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 191 220) the Hoare annotation is: true [2018-11-10 05:27:24,548 INFO L428 ceAbstractionStarter]: At program point L216(lines 191 220) the Hoare annotation is: true [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point L212(line 212) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< |old(~waterLevel~0)| 2))) (and (or (or .cse0 (not (= ~methaneLevelCritical~0 0))) .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 246 252) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 246 252) the Hoare annotation is: true [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,548 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-10 05:27:24,548 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:27:24,548 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:27:24,549 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 368 392) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= ~methaneLevelCritical~0 1)) .cse7 .cse8)) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (< 1 ~waterLevel~0)) (.cse6 (or .cse7 .cse8 (not (= ~methaneLevelCritical~0 0)))) (.cse5 (< ~waterLevel~0 1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse2 .cse3) (or .cse4 .cse6 .cse5 .cse1)))) [2018-11-10 05:27:24,549 INFO L421 ceAbstractionStarter]: At program point L382(line 382) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse4 (or .cse7 .cse8 (not (= ~methaneLevelCritical~0 0)))) (.cse0 (or (not (= ~methaneLevelCritical~0 1)) .cse7 .cse8)) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (< ~waterLevel~0 1)) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse1 .cse2) (or .cse5 .cse4 .cse3 .cse6) (or .cse0 .cse5 .cse6 .cse3)))) [2018-11-10 05:27:24,549 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 368 392) no Hoare annotation was computed. [2018-11-10 05:27:24,549 INFO L421 ceAbstractionStarter]: At program point L378(line 378) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse3 (or (not (= ~methaneLevelCritical~0 1)) .cse7 .cse8)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (or .cse7 .cse8 (not (= ~methaneLevelCritical~0 0)))) (.cse5 (< 2 ~waterLevel~0)) (.cse6 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse4 .cse1 .cse5 .cse6)))) [2018-11-10 05:27:24,549 INFO L425 ceAbstractionStarter]: For program point L376(lines 376 384) no Hoare annotation was computed. [2018-11-10 05:27:24,549 INFO L421 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= ~methaneLevelCritical~0 1)) .cse7 .cse8)) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (< 1 ~waterLevel~0)) (.cse6 (or .cse7 .cse8 (not (= ~methaneLevelCritical~0 0)))) (.cse5 (< ~waterLevel~0 1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse2 .cse3) (or .cse4 .cse6 .cse5 .cse1)))) [2018-11-10 05:27:24,549 INFO L425 ceAbstractionStarter]: For program point L374-1(line 374) no Hoare annotation was computed. [2018-11-10 05:27:24,549 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 389) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L421 ceAbstractionStarter]: At program point L387(line 387) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse1 (or .cse6 .cse7 (not (= ~methaneLevelCritical~0 0)))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse5 (or (not (= ~methaneLevelCritical~0 1)) .cse6 .cse7)) (.cse3 (< 2 ~waterLevel~0)) (.cse4 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse4) (or .cse5 .cse0 .cse2) (or .cse5 .cse3 .cse4)))) [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point L387-1(lines 368 392) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 2 |old(~waterLevel~0)|)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse2 (or (not (= 0 ~pumpRunning~0)) .cse6)) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (< |old(~waterLevel~0)| 1)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse5 .cse1 .cse3 .cse6 .cse4 .cse7) (or .cse0 .cse8 .cse9 .cse2 .cse5 .cse4) (or .cse8 .cse2 .cse5 .cse9 .cse4 .cse7)))) [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 979 986) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-11-10 05:27:24,550 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 979 986) the Hoare annotation is: true [2018-11-10 05:27:24,550 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 979 986) no Hoare annotation was computed. [2018-11-10 05:27:24,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:27:24 BoogieIcfgContainer [2018-11-10 05:27:24,564 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:27:24,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:27:24,564 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:27:24,564 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:27:24,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:27:12" (3/4) ... [2018-11-10 05:27:24,568 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 05:27:24,574 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:27:24,575 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:27:24,576 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:27:24,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 05:27:24,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 05:27:24,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:27:24,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:27:24,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 05:27:24,584 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 05:27:24,584 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 05:27:24,585 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 05:27:24,608 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((0 == pumpRunning && 2 <= waterLevel) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 2 <= waterLevel) && waterLevel <= 2) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((((0 == pumpRunning && waterLevel <= 1) && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) [2018-11-10 05:27:24,608 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 05:27:24,661 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7605290e-5d12-4b56-b59d-937803d7fbd3/bin-2019/uautomizer/witness.graphml [2018-11-10 05:27:24,661 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:27:24,662 INFO L168 Benchmark]: Toolchain (without parser) took 13159.39 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 627.0 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -50.3 MB). Peak memory consumption was 576.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:27:24,662 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:27:24,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:27:24,663 INFO L168 Benchmark]: Boogie Preprocessor took 101.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -226.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:27:24,663 INFO L168 Benchmark]: RCFGBuilder took 696.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:27:24,663 INFO L168 Benchmark]: TraceAbstraction took 11951.50 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 458.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.9 MB). Peak memory consumption was 695.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:27:24,664 INFO L168 Benchmark]: Witness Printer took 96.87 ms. Allocated memory is still 1.7 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:27:24,665 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -226.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 696.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11951.50 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 458.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.9 MB). Peak memory consumption was 695.7 MB. Max. memory is 11.5 GB. * Witness Printer took 96.87 ms. Allocated memory is still 1.7 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 983]: 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: 558]: Loop Invariant Derived loop invariant: ((((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((0 == pumpRunning && 2 <= waterLevel) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 2 <= waterLevel) && waterLevel <= 2) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((((0 == pumpRunning && waterLevel <= 1) && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 347 locations, 1 error locations. SAFE Result, 11.8s OverallTime, 15 OverallIterations, 4 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 3443 SDtfs, 3188 SDslu, 10447 SDs, 0 SdLazy, 5510 SolverSat, 1382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1399 GetRequests, 1248 SyntacticMatches, 5 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 378 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1669occurred in iteration=13, 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, 15 MinimizatonAttempts, 1023 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3156 PreInvPairs, 3255 NumberOfFragments, 3352 HoareAnnotationTreeSize, 3156 FomulaSimplifications, 13431 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 65 FomulaSimplificationsInter, 13787 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 3621 NumberOfCodeBlocks, 3621 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 3601 ConstructedInterpolants, 0 QuantifiedInterpolants, 1084586 SizeOfPredicates, 13 NumberOfNonLiveVariables, 4869 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 20 InterpolantComputations, 12 PerfectInterpolantSequences, 983/1095 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...