./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/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 79b21ff72ec330797470eae9e06bb1504f09bc51 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:41:23,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:41:23,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:41:23,054 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:41:23,054 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:41:23,055 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:41:23,055 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:41:23,057 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:41:23,058 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:41:23,058 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:41:23,059 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:41:23,059 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:41:23,060 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:41:23,061 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:41:23,061 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:41:23,062 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:41:23,063 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:41:23,064 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:41:23,065 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:41:23,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:41:23,067 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:41:23,068 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:41:23,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:41:23,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:41:23,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:41:23,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:41:23,071 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:41:23,072 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:41:23,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:41:23,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:41:23,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:41:23,074 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:41:23,074 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:41:23,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:41:23,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:41:23,075 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:41:23,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:41:23,085 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:41:23,085 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:41:23,086 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:41:23,086 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:41:23,087 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:41:23,087 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:41:23,087 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:41:23,087 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:41:23,087 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:41:23,087 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:41:23,088 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:41:23,089 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:41:23,089 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:41:23,090 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:41:23,090 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:41:23,090 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:41:23,090 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:41:23,090 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:41:23,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:41:23,091 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_cd309b9d-b551-49c6-986e-0f33c6a6d74c/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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-11-18 14:41:23,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:41:23,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:41:23,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:41:23,124 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:41:23,124 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:41:23,124 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-18 14:41:23,161 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/data/ac8bbdb71/726ee05be015494db4ee6c6486c199dc/FLAG4b481efcf [2018-11-18 14:41:23,600 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:41:23,601 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-18 14:41:23,611 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/data/ac8bbdb71/726ee05be015494db4ee6c6486c199dc/FLAG4b481efcf [2018-11-18 14:41:23,623 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/data/ac8bbdb71/726ee05be015494db4ee6c6486c199dc [2018-11-18 14:41:23,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:41:23,626 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:41:23,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:41:23,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:41:23,629 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:41:23,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:23,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23, skipping insertion in model container [2018-11-18 14:41:23,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:23,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:41:23,670 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:41:23,865 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:41:23,873 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:41:23,981 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:41:23,998 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:41:23,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23 WrapperNode [2018-11-18 14:41:23,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:41:23,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:41:23,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:41:23,999 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:41:24,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... [2018-11-18 14:41:24,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:41:24,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:41:24,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:41:24,061 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:41:24,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:41:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:41:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:41:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:41:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:41:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:41:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:41:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:41:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:41:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:41:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:41:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:41:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:41:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:41:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:41:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:41:24,731 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:41:24,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:41:24 BoogieIcfgContainer [2018-11-18 14:41:24,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:41:24,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:41:24,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:41:24,734 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:41:24,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:41:23" (1/3) ... [2018-11-18 14:41:24,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d199f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:41:24, skipping insertion in model container [2018-11-18 14:41:24,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:41:23" (2/3) ... [2018-11-18 14:41:24,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d199f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:41:24, skipping insertion in model container [2018-11-18 14:41:24,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:41:24" (3/3) ... [2018-11-18 14:41:24,737 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-18 14:41:24,743 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:41:24,748 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:41:24,758 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:41:24,779 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:41:24,779 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:41:24,779 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:41:24,779 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:41:24,779 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:41:24,779 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:41:24,780 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:41:24,780 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:41:24,780 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:41:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2018-11-18 14:41:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:41:24,801 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:24,802 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] [2018-11-18 14:41:24,804 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:24,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:24,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1586912016, now seen corresponding path program 1 times [2018-11-18 14:41:24,810 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:24,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:24,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:24,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:24,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:25,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:25,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:41:25,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:41:25,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:41:25,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:41:25,020 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2018-11-18 14:41:25,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:25,048 INFO L93 Difference]: Finished difference Result 284 states and 353 transitions. [2018-11-18 14:41:25,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:41:25,050 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:41:25,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:25,058 INFO L225 Difference]: With dead ends: 284 [2018-11-18 14:41:25,058 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 14:41:25,062 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:41:25,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 14:41:25,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 14:41:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 14:41:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 168 transitions. [2018-11-18 14:41:25,101 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 168 transitions. Word has length 46 [2018-11-18 14:41:25,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:25,101 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 168 transitions. [2018-11-18 14:41:25,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:41:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 168 transitions. [2018-11-18 14:41:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:41:25,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:25,103 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] [2018-11-18 14:41:25,104 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:25,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:25,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1070028136, now seen corresponding path program 1 times [2018-11-18 14:41:25,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:25,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:25,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:25,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:25,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:25,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:41:25,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:41:25,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:41:25,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:41:25,192 INFO L87 Difference]: Start difference. First operand 142 states and 168 transitions. Second operand 3 states. [2018-11-18 14:41:25,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:25,216 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2018-11-18 14:41:25,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:41:25,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:41:25,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:25,218 INFO L225 Difference]: With dead ends: 221 [2018-11-18 14:41:25,218 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 14:41:25,220 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:41:25,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 14:41:25,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 14:41:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 14:41:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2018-11-18 14:41:25,232 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 48 [2018-11-18 14:41:25,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:25,232 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2018-11-18 14:41:25,232 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:41:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2018-11-18 14:41:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:41:25,234 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:25,234 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:41:25,234 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:25,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:25,235 INFO L82 PathProgramCache]: Analyzing trace with hash 4392591, now seen corresponding path program 1 times [2018-11-18 14:41:25,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:25,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:25,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:25,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:25,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:25,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:41:25,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:41:25,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:41:25,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:41:25,356 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 7 states. [2018-11-18 14:41:25,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:25,794 INFO L93 Difference]: Finished difference Result 399 states and 486 transitions. [2018-11-18 14:41:25,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:41:25,795 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 14:41:25,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:25,796 INFO L225 Difference]: With dead ends: 399 [2018-11-18 14:41:25,796 INFO L226 Difference]: Without dead ends: 291 [2018-11-18 14:41:25,797 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:41:25,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-11-18 14:41:25,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 279. [2018-11-18 14:41:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-18 14:41:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 339 transitions. [2018-11-18 14:41:25,825 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 339 transitions. Word has length 53 [2018-11-18 14:41:25,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:25,825 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 339 transitions. [2018-11-18 14:41:25,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:41:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 339 transitions. [2018-11-18 14:41:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:41:25,827 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:25,828 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:41:25,828 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:25,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:25,829 INFO L82 PathProgramCache]: Analyzing trace with hash 164946460, now seen corresponding path program 1 times [2018-11-18 14:41:25,829 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:25,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:25,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:25,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:25,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:25,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:41:25,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:41:25,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:41:25,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:41:25,926 INFO L87 Difference]: Start difference. First operand 279 states and 339 transitions. Second operand 6 states. [2018-11-18 14:41:26,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:26,111 INFO L93 Difference]: Finished difference Result 774 states and 965 transitions. [2018-11-18 14:41:26,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:41:26,112 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-18 14:41:26,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:26,116 INFO L225 Difference]: With dead ends: 774 [2018-11-18 14:41:26,116 INFO L226 Difference]: Without dead ends: 519 [2018-11-18 14:41:26,117 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:41:26,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2018-11-18 14:41:26,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 513. [2018-11-18 14:41:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-11-18 14:41:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 628 transitions. [2018-11-18 14:41:26,152 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 628 transitions. Word has length 58 [2018-11-18 14:41:26,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:26,152 INFO L480 AbstractCegarLoop]: Abstraction has 513 states and 628 transitions. [2018-11-18 14:41:26,152 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:41:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 628 transitions. [2018-11-18 14:41:26,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 14:41:26,155 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:26,155 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] [2018-11-18 14:41:26,155 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:26,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:26,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1739172256, now seen corresponding path program 1 times [2018-11-18 14:41:26,156 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:26,156 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:26,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:26,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:26,251 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:26,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:41:26,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:41:26,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:41:26,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:41:26,252 INFO L87 Difference]: Start difference. First operand 513 states and 628 transitions. Second operand 7 states. [2018-11-18 14:41:26,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:26,665 INFO L93 Difference]: Finished difference Result 1368 states and 1781 transitions. [2018-11-18 14:41:26,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 14:41:26,665 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-18 14:41:26,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:26,669 INFO L225 Difference]: With dead ends: 1368 [2018-11-18 14:41:26,669 INFO L226 Difference]: Without dead ends: 879 [2018-11-18 14:41:26,671 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:41:26,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-11-18 14:41:26,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 775. [2018-11-18 14:41:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2018-11-18 14:41:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 937 transitions. [2018-11-18 14:41:26,716 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 937 transitions. Word has length 62 [2018-11-18 14:41:26,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:26,716 INFO L480 AbstractCegarLoop]: Abstraction has 775 states and 937 transitions. [2018-11-18 14:41:26,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:41:26,717 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 937 transitions. [2018-11-18 14:41:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:41:26,719 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:26,719 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] [2018-11-18 14:41:26,719 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:26,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:26,719 INFO L82 PathProgramCache]: Analyzing trace with hash 108690412, now seen corresponding path program 1 times [2018-11-18 14:41:26,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:26,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:26,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:26,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:41:26,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:26,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:41:26,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:41:26,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:41:26,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:41:26,790 INFO L87 Difference]: Start difference. First operand 775 states and 937 transitions. Second operand 6 states. [2018-11-18 14:41:26,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:26,839 INFO L93 Difference]: Finished difference Result 1554 states and 1938 transitions. [2018-11-18 14:41:26,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:41:26,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-11-18 14:41:26,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:26,843 INFO L225 Difference]: With dead ends: 1554 [2018-11-18 14:41:26,843 INFO L226 Difference]: Without dead ends: 803 [2018-11-18 14:41:26,844 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:41:26,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2018-11-18 14:41:26,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 795. [2018-11-18 14:41:26,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-11-18 14:41:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 957 transitions. [2018-11-18 14:41:26,871 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 957 transitions. Word has length 100 [2018-11-18 14:41:26,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:26,871 INFO L480 AbstractCegarLoop]: Abstraction has 795 states and 957 transitions. [2018-11-18 14:41:26,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:41:26,871 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 957 transitions. [2018-11-18 14:41:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:41:26,873 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:26,873 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] [2018-11-18 14:41:26,873 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:26,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:26,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1002176750, now seen corresponding path program 1 times [2018-11-18 14:41:26,874 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:26,874 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:26,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:26,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:41:26,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:26,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:41:26,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:41:26,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:41:26,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:41:26,954 INFO L87 Difference]: Start difference. First operand 795 states and 957 transitions. Second operand 8 states. [2018-11-18 14:41:26,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:26,998 INFO L93 Difference]: Finished difference Result 1594 states and 1978 transitions. [2018-11-18 14:41:26,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:41:26,999 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2018-11-18 14:41:26,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:27,002 INFO L225 Difference]: With dead ends: 1594 [2018-11-18 14:41:27,002 INFO L226 Difference]: Without dead ends: 823 [2018-11-18 14:41:27,014 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:41:27,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-11-18 14:41:27,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 811. [2018-11-18 14:41:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-11-18 14:41:27,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 973 transitions. [2018-11-18 14:41:27,039 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 973 transitions. Word has length 100 [2018-11-18 14:41:27,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:27,040 INFO L480 AbstractCegarLoop]: Abstraction has 811 states and 973 transitions. [2018-11-18 14:41:27,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:41:27,040 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 973 transitions. [2018-11-18 14:41:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:41:27,041 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:27,041 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] [2018-11-18 14:41:27,042 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:27,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:27,042 INFO L82 PathProgramCache]: Analyzing trace with hash 994417391, now seen corresponding path program 1 times [2018-11-18 14:41:27,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:27,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:27,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:27,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:27,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:41:27,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:41:27,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:41:27,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:41:27,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:41:27,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:41:27,117 INFO L87 Difference]: Start difference. First operand 811 states and 973 transitions. Second operand 4 states. [2018-11-18 14:41:27,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:27,298 INFO L93 Difference]: Finished difference Result 2579 states and 3242 transitions. [2018-11-18 14:41:27,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:41:27,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-18 14:41:27,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:27,304 INFO L225 Difference]: With dead ends: 2579 [2018-11-18 14:41:27,304 INFO L226 Difference]: Without dead ends: 1792 [2018-11-18 14:41:27,306 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:41:27,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1792 states. [2018-11-18 14:41:27,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1792 to 1761. [2018-11-18 14:41:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-11-18 14:41:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 2165 transitions. [2018-11-18 14:41:27,363 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 2165 transitions. Word has length 100 [2018-11-18 14:41:27,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:27,363 INFO L480 AbstractCegarLoop]: Abstraction has 1761 states and 2165 transitions. [2018-11-18 14:41:27,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:41:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2165 transitions. [2018-11-18 14:41:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 14:41:27,366 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:27,366 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] [2018-11-18 14:41:27,367 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:27,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:27,367 INFO L82 PathProgramCache]: Analyzing trace with hash -221985643, now seen corresponding path program 1 times [2018-11-18 14:41:27,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:27,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:27,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:27,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:27,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:41:27,472 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:41:27,472 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:41:27,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:27,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:41:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:41:27,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:41:27,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:41:27,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:41:27,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:41:27,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:41:27,704 INFO L87 Difference]: Start difference. First operand 1761 states and 2165 transitions. Second operand 19 states. [2018-11-18 14:41:28,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:28,634 INFO L93 Difference]: Finished difference Result 3468 states and 4310 transitions. [2018-11-18 14:41:28,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:41:28,635 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 104 [2018-11-18 14:41:28,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:28,642 INFO L225 Difference]: With dead ends: 3468 [2018-11-18 14:41:28,642 INFO L226 Difference]: Without dead ends: 1731 [2018-11-18 14:41:28,646 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:41:28,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2018-11-18 14:41:28,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1731. [2018-11-18 14:41:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1731 states. [2018-11-18 14:41:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2083 transitions. [2018-11-18 14:41:28,728 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2083 transitions. Word has length 104 [2018-11-18 14:41:28,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:28,728 INFO L480 AbstractCegarLoop]: Abstraction has 1731 states and 2083 transitions. [2018-11-18 14:41:28,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:41:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2083 transitions. [2018-11-18 14:41:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:41:28,734 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:28,734 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:41:28,734 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:28,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:28,734 INFO L82 PathProgramCache]: Analyzing trace with hash 200170180, now seen corresponding path program 1 times [2018-11-18 14:41:28,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:28,735 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:28,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:28,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:28,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:41:28,832 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:41:28,832 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:41:28,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:28,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:41:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 14:41:28,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:41:28,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2018-11-18 14:41:28,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:41:28,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:41:28,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:41:28,998 INFO L87 Difference]: Start difference. First operand 1731 states and 2083 transitions. Second operand 7 states. [2018-11-18 14:41:29,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:29,799 INFO L93 Difference]: Finished difference Result 4037 states and 5190 transitions. [2018-11-18 14:41:29,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:41:29,800 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 157 [2018-11-18 14:41:29,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:29,810 INFO L225 Difference]: With dead ends: 4037 [2018-11-18 14:41:29,810 INFO L226 Difference]: Without dead ends: 2660 [2018-11-18 14:41:29,814 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:41:29,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2660 states. [2018-11-18 14:41:29,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2660 to 2321. [2018-11-18 14:41:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2321 states. [2018-11-18 14:41:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2321 states and 2775 transitions. [2018-11-18 14:41:29,942 INFO L78 Accepts]: Start accepts. Automaton has 2321 states and 2775 transitions. Word has length 157 [2018-11-18 14:41:29,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:29,942 INFO L480 AbstractCegarLoop]: Abstraction has 2321 states and 2775 transitions. [2018-11-18 14:41:29,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:41:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2775 transitions. [2018-11-18 14:41:29,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:41:29,948 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:41:29,948 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:41:29,948 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:41:29,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:41:29,948 INFO L82 PathProgramCache]: Analyzing trace with hash -2045409274, now seen corresponding path program 1 times [2018-11-18 14:41:29,948 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:41:29,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:41:29,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:29,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:29,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:41:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:41:30,080 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:41:30,080 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:41:30,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:41:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:41:30,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:41:30,296 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 14:41:30,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:41:30,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:41:30,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:41:30,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:41:30,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:41:30,322 INFO L87 Difference]: Start difference. First operand 2321 states and 2775 transitions. Second operand 19 states. [2018-11-18 14:41:31,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:41:31,399 INFO L93 Difference]: Finished difference Result 4111 states and 4997 transitions. [2018-11-18 14:41:31,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:41:31,400 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 157 [2018-11-18 14:41:31,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:41:31,401 INFO L225 Difference]: With dead ends: 4111 [2018-11-18 14:41:31,401 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:41:31,406 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 154 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:41:31,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:41:31,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:41:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:41:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:41:31,408 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-18 14:41:31,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:41:31,408 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:41:31,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:41:31,408 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:41:31,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:41:31,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:41:31,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:31,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:32,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:41:33,495 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 28 [2018-11-18 14:41:34,458 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L320-1(lines 320 341) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L320-3(lines 320 341) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L342(lines 319 343) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 295 350) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L326-1(lines 326 330) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L403(lines 376 404) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2018-11-18 14:41:34,517 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point L377-1(lines 377 402) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point L377-3(lines 377 402) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,518 INFO L421 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,518 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-11-18 14:41:34,518 INFO L421 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,518 INFO L421 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L421 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 14:41:34,519 INFO L425 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:41:34,520 INFO L425 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2018-11-18 14:41:34,520 INFO L421 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (and (= 0 ~pumpRunning~0) .cse0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 (and .cse3 .cse0)) (or .cse3 .cse1 .cse2))) [2018-11-18 14:41:34,520 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:41:34,520 INFO L421 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0))) (and (or .cse0 (and (not (= ~waterLevel~0 1)) .cse1) .cse2 .cse3) (or (< 0 ~waterLevel~0) .cse0 .cse2 .cse3) (or (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0) .cse1) .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L421 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L421 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-18 14:41:34,521 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-18 14:41:34,521 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 807) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 795) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L787-2(lines 787 795) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 780 815) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 780 815) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 780 815) no Hoare annotation was computed. [2018-11-18 14:41:34,522 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 249 294) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 596) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 596) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 562 607) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-11-18 14:41:34,523 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2018-11-18 14:41:34,524 INFO L428 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-18 14:41:34,524 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2018-11-18 14:41:34,525 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:41:34,525 INFO L421 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:41:34,525 INFO L425 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2018-11-18 14:41:34,525 INFO L421 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-18 14:41:34,525 INFO L421 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-18 14:41:34,525 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-11-18 14:41:34,525 INFO L421 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-18 14:41:34,525 INFO L425 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2018-11-18 14:41:34,525 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2018-11-18 14:41:34,525 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,526 INFO L421 ceAbstractionStarter]: At program point L925(lines 878 927) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-18 14:41:34,526 INFO L421 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L425 ceAbstractionStarter]: For program point L878-1(lines 878 927) no Hoare annotation was computed. [2018-11-18 14:41:34,526 INFO L421 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:41:34,527 INFO L421 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-11-18 14:41:34,527 INFO L421 ceAbstractionStarter]: At program point L916-1(lines 908 923) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2018-11-18 14:41:34,527 INFO L421 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2018-11-18 14:41:34,527 INFO L421 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2018-11-18 14:41:34,527 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 543) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 550) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 516 561) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2018-11-18 14:41:34,528 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 458) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 509) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L463(lines 462 482) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L459(lines 459 500) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 512) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2018-11-18 14:41:34,529 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 462 482) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point L462-3(lines 462 482) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point L483(lines 461 484) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 938 947) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 938 947) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 938 947) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:41:34,530 INFO L425 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2018-11-18 14:41:34,530 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L421 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L428 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-18 14:41:34,531 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2018-11-18 14:41:34,531 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-18 14:41:34,532 INFO L421 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (not .cse4) (= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse4 .cse3) (or .cse5 .cse0 .cse1)))) [2018-11-18 14:41:34,532 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-18 14:41:34,533 INFO L421 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L421 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L428 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 153 167) no Hoare annotation was computed. [2018-11-18 14:41:34,533 INFO L428 ceAbstractionStarter]: At program point L153-3(lines 153 167) the Hoare annotation is: true [2018-11-18 14:41:34,533 INFO L428 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-18 14:41:34,533 INFO L425 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L428 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,534 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 14:41:34,534 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:41:34,534 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: true [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-11-18 14:41:34,535 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2018-11-18 14:41:34,535 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2018-11-18 14:41:34,536 INFO L421 ceAbstractionStarter]: At program point L625(line 625) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-18 14:41:34,536 INFO L425 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2018-11-18 14:41:34,536 INFO L421 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-18 14:41:34,536 INFO L425 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-18 14:41:34,536 INFO L425 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2018-11-18 14:41:34,536 INFO L425 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2018-11-18 14:41:34,536 INFO L428 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2018-11-18 14:41:34,536 INFO L425 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2018-11-18 14:41:34,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:41:34 BoogieIcfgContainer [2018-11-18 14:41:34,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:41:34,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:41:34,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:41:34,547 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:41:34,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:41:24" (3/4) ... [2018-11-18 14:41:34,551 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:41:34,556 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:41:34,557 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:41:34,558 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:41:34,559 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 14:41:34,565 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 14:41:34,565 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:41:34,565 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:41:34,583 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-18 14:41:34,583 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:41:34,624 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd309b9d-b551-49c6-986e-0f33c6a6d74c/bin-2019/uautomizer/witness.graphml [2018-11-18 14:41:34,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:41:34,624 INFO L168 Benchmark]: Toolchain (without parser) took 10999.22 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 353.9 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -205.4 MB). Peak memory consumption was 148.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,625 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:41:34,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -114.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,625 INFO L168 Benchmark]: Boogie Preprocessor took 61.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,626 INFO L168 Benchmark]: RCFGBuilder took 671.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 969.5 MB in the end (delta: 91.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,626 INFO L168 Benchmark]: TraceAbstraction took 9814.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 279.4 MB). Free memory was 969.5 MB in the beginning and 1.2 GB in the end (delta: -198.5 MB). Peak memory consumption was 477.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,626 INFO L168 Benchmark]: Witness Printer took 76.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:41:34,628 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -114.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 671.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 969.5 MB in the end (delta: 91.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9814.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 279.4 MB). Free memory was 969.5 MB in the beginning and 1.2 GB in the end (delta: -198.5 MB). Peak memory consumption was 477.3 MB. Max. memory is 11.5 GB. * Witness Printer took 76.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 247 locations, 1 error locations. SAFE Result, 9.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2161 SDtfs, 1570 SDslu, 7985 SDs, 0 SdLazy, 3742 SolverSat, 386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 446 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2321occurred in iteration=10, 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, 11 MinimizatonAttempts, 512 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4373 PreInvPairs, 4745 NumberOfFragments, 1660 HoareAnnotationTreeSize, 4373 FomulaSimplifications, 12265 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 65 FomulaSimplificationsInter, 25185 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1403 NumberOfCodeBlocks, 1403 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1389 ConstructedInterpolants, 0 QuantifiedInterpolants, 257880 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2271 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 207/215 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...