./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0997f7b4913388226e163b59383b8166cd33b05b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:34:11,078 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:34:11,079 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:34:11,087 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:34:11,087 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:34:11,088 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:34:11,089 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:34:11,090 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:34:11,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:34:11,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:34:11,093 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:34:11,093 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:34:11,093 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:34:11,094 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:34:11,095 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:34:11,095 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:34:11,096 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:34:11,097 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:34:11,099 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:34:11,100 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:34:11,100 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:34:11,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:34:11,103 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:34:11,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:34:11,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:34:11,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:34:11,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:34:11,105 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:34:11,106 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:34:11,106 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:34:11,107 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:34:11,107 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:34:11,107 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:34:11,107 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:34:11,108 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:34:11,108 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:34:11,109 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 12:34:11,118 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:34:11,118 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:34:11,119 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:34:11,119 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:34:11,120 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:34:11,120 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:34:11,120 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:34:11,120 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:34:11,120 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:34:11,121 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:34:11,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:34:11,122 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:34:11,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:34:11,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:34:11,123 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:34:11,123 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:34:11,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:34:11,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:34:11,123 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_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0997f7b4913388226e163b59383b8166cd33b05b [2018-11-23 12:34:11,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:34:11,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:34:11,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:34:11,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:34:11,158 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:34:11,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-23 12:34:11,191 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/data/17b2b3edb/ddf53c574aac49e2af1fb31992f5af9f/FLAG834c494a9 [2018-11-23 12:34:11,612 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:34:11,613 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-23 12:34:11,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/data/17b2b3edb/ddf53c574aac49e2af1fb31992f5af9f/FLAG834c494a9 [2018-11-23 12:34:11,630 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/data/17b2b3edb/ddf53c574aac49e2af1fb31992f5af9f [2018-11-23 12:34:11,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:34:11,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:34:11,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:34:11,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:34:11,637 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:34:11,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:11" (1/1) ... [2018-11-23 12:34:11,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:11, skipping insertion in model container [2018-11-23 12:34:11,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:11" (1/1) ... [2018-11-23 12:34:11,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:34:11,677 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:34:11,875 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:34:11,884 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:34:12,002 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:34:12,020 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:34:12,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12 WrapperNode [2018-11-23 12:34:12,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:34:12,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:34:12,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:34:12,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:34:12,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:34:12,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:34:12,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:34:12,048 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:34:12,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... [2018-11-23 12:34:12,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:34:12,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:34:12,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:34:12,078 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:34:12,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/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 [2018-11-23 12:34:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 12:34:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 12:34:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:34:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:34:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 12:34:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 12:34:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:34:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 12:34:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 12:34:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 12:34:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 12:34:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 12:34:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 12:34:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 12:34:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 12:34:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 12:34:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 12:34:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 12:34:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 12:34:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 12:34:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 12:34:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 12:34:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 12:34:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 12:34:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 12:34:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 12:34:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 12:34:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 12:34:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 12:34:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 12:34:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 12:34:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 12:34:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 12:34:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 12:34:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 12:34:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 12:34:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 12:34:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 12:34:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 12:34:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 12:34:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 12:34:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 12:34:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 12:34:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:34:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:34:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 12:34:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 12:34:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 12:34:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 12:34:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 12:34:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 12:34:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 12:34:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 12:34:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:34:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:34:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:34:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 12:34:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 12:34:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-23 12:34:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-23 12:34:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 12:34:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 12:34:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:34:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:34:12,597 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:34:12,598 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 12:34:12,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:12 BoogieIcfgContainer [2018-11-23 12:34:12,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:34:12,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:34:12,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:34:12,602 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:34:12,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:34:11" (1/3) ... [2018-11-23 12:34:12,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473486cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:34:12, skipping insertion in model container [2018-11-23 12:34:12,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:12" (2/3) ... [2018-11-23 12:34:12,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473486cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:34:12, skipping insertion in model container [2018-11-23 12:34:12,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:12" (3/3) ... [2018-11-23 12:34:12,605 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-23 12:34:12,613 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:34:12,619 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:34:12,633 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:34:12,659 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:34:12,659 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:34:12,660 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:34:12,660 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:34:12,660 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:34:12,660 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:34:12,660 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:34:12,660 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:34:12,660 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:34:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-11-23 12:34:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:34:12,685 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:12,685 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:12,687 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:12,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:12,692 INFO L82 PathProgramCache]: Analyzing trace with hash 882480942, now seen corresponding path program 1 times [2018-11-23 12:34:12,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:12,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:12,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:12,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:12,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:12,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:12,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:12,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 12:34:12,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 12:34:12,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 12:34:12,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:34:12,900 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-11-23 12:34:12,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:12,932 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2018-11-23 12:34:12,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 12:34:12,933 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-23 12:34:12,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:12,944 INFO L225 Difference]: With dead ends: 312 [2018-11-23 12:34:12,944 INFO L226 Difference]: Without dead ends: 156 [2018-11-23 12:34:12,947 INFO L631 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 [2018-11-23 12:34:12,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-23 12:34:12,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-23 12:34:12,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-23 12:34:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 186 transitions. [2018-11-23 12:34:12,988 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 186 transitions. Word has length 52 [2018-11-23 12:34:12,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:12,989 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 186 transitions. [2018-11-23 12:34:12,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 12:34:12,989 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2018-11-23 12:34:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:34:12,992 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:12,992 INFO L402 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] [2018-11-23 12:34:12,992 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:12,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:12,993 INFO L82 PathProgramCache]: Analyzing trace with hash 252497204, now seen corresponding path program 1 times [2018-11-23 12:34:12,993 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:12,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:12,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:12,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:12,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:13,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:13,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:34:13,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:34:13,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:34:13,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:34:13,074 INFO L87 Difference]: Start difference. First operand 156 states and 186 transitions. Second operand 3 states. [2018-11-23 12:34:13,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:13,097 INFO L93 Difference]: Finished difference Result 261 states and 311 transitions. [2018-11-23 12:34:13,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:34:13,098 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-23 12:34:13,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:13,100 INFO L225 Difference]: With dead ends: 261 [2018-11-23 12:34:13,100 INFO L226 Difference]: Without dead ends: 147 [2018-11-23 12:34:13,101 INFO L631 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 [2018-11-23 12:34:13,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-23 12:34:13,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-23 12:34:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-23 12:34:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 174 transitions. [2018-11-23 12:34:13,115 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 174 transitions. Word has length 53 [2018-11-23 12:34:13,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:13,115 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 174 transitions. [2018-11-23 12:34:13,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:34:13,115 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 174 transitions. [2018-11-23 12:34:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 12:34:13,116 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:13,117 INFO L402 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] [2018-11-23 12:34:13,117 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:13,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:13,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1976679861, now seen corresponding path program 1 times [2018-11-23 12:34:13,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:13,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:13,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:13,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:13,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:13,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:13,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 12:34:13,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 12:34:13,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 12:34:13,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:34:13,230 INFO L87 Difference]: Start difference. First operand 147 states and 174 transitions. Second operand 7 states. [2018-11-23 12:34:13,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:13,508 INFO L93 Difference]: Finished difference Result 270 states and 325 transitions. [2018-11-23 12:34:13,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:34:13,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-23 12:34:13,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:13,510 INFO L225 Difference]: With dead ends: 270 [2018-11-23 12:34:13,510 INFO L226 Difference]: Without dead ends: 147 [2018-11-23 12:34:13,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 12:34:13,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-23 12:34:13,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-23 12:34:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-23 12:34:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2018-11-23 12:34:13,524 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 57 [2018-11-23 12:34:13,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:13,524 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2018-11-23 12:34:13,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 12:34:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-11-23 12:34:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 12:34:13,527 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:13,527 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:13,527 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:13,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:13,527 INFO L82 PathProgramCache]: Analyzing trace with hash -468269602, now seen corresponding path program 1 times [2018-11-23 12:34:13,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:13,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:13,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:13,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:13,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:13,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:13,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 12:34:13,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 12:34:13,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 12:34:13,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 12:34:13,620 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 5 states. [2018-11-23 12:34:14,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:14,010 INFO L93 Difference]: Finished difference Result 391 states and 474 transitions. [2018-11-23 12:34:14,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:34:14,011 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-23 12:34:14,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:14,013 INFO L225 Difference]: With dead ends: 391 [2018-11-23 12:34:14,013 INFO L226 Difference]: Without dead ends: 268 [2018-11-23 12:34:14,014 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:34:14,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-23 12:34:14,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 250. [2018-11-23 12:34:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-11-23 12:34:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 285 transitions. [2018-11-23 12:34:14,038 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 285 transitions. Word has length 75 [2018-11-23 12:34:14,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:14,042 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 285 transitions. [2018-11-23 12:34:14,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 12:34:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 285 transitions. [2018-11-23 12:34:14,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 12:34:14,043 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:14,043 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:14,044 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:14,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:14,044 INFO L82 PathProgramCache]: Analyzing trace with hash -579229414, now seen corresponding path program 1 times [2018-11-23 12:34:14,044 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:14,044 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:14,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:14,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:14,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:14,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:14,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:34:14,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:34:14,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:34:14,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:34:14,132 INFO L87 Difference]: Start difference. First operand 250 states and 285 transitions. Second operand 6 states. [2018-11-23 12:34:14,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:14,293 INFO L93 Difference]: Finished difference Result 609 states and 728 transitions. [2018-11-23 12:34:14,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:34:14,294 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-23 12:34:14,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:14,297 INFO L225 Difference]: With dead ends: 609 [2018-11-23 12:34:14,297 INFO L226 Difference]: Without dead ends: 383 [2018-11-23 12:34:14,298 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:34:14,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-11-23 12:34:14,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-11-23 12:34:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-23 12:34:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 438 transitions. [2018-11-23 12:34:14,342 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 438 transitions. Word has length 89 [2018-11-23 12:34:14,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:14,343 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 438 transitions. [2018-11-23 12:34:14,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:34:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 438 transitions. [2018-11-23 12:34:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 12:34:14,344 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:14,345 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:14,345 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:14,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:14,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1675140960, now seen corresponding path program 1 times [2018-11-23 12:34:14,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:14,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:14,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:14,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:14,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:14,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:34:14,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:34:14,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:34:14,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:34:14,432 INFO L87 Difference]: Start difference. First operand 379 states and 438 transitions. Second operand 6 states. [2018-11-23 12:34:14,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:14,613 INFO L93 Difference]: Finished difference Result 826 states and 991 transitions. [2018-11-23 12:34:14,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:34:14,614 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-23 12:34:14,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:14,619 INFO L225 Difference]: With dead ends: 826 [2018-11-23 12:34:14,620 INFO L226 Difference]: Without dead ends: 600 [2018-11-23 12:34:14,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:34:14,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-23 12:34:14,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 582. [2018-11-23 12:34:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-23 12:34:14,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 688 transitions. [2018-11-23 12:34:14,659 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 688 transitions. Word has length 93 [2018-11-23 12:34:14,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:14,660 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 688 transitions. [2018-11-23 12:34:14,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:34:14,660 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 688 transitions. [2018-11-23 12:34:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 12:34:14,661 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:14,661 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:14,661 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:14,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:14,662 INFO L82 PathProgramCache]: Analyzing trace with hash 684166049, now seen corresponding path program 1 times [2018-11-23 12:34:14,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:14,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:14,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:14,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:14,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:14,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 12:34:14,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 12:34:14,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 12:34:14,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 12:34:14,728 INFO L87 Difference]: Start difference. First operand 582 states and 688 transitions. Second operand 5 states. [2018-11-23 12:34:14,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:14,761 INFO L93 Difference]: Finished difference Result 1021 states and 1233 transitions. [2018-11-23 12:34:14,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 12:34:14,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-11-23 12:34:14,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:14,764 INFO L225 Difference]: With dead ends: 1021 [2018-11-23 12:34:14,764 INFO L226 Difference]: Without dead ends: 592 [2018-11-23 12:34:14,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 12:34:14,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-11-23 12:34:14,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2018-11-23 12:34:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-23 12:34:14,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 691 transitions. [2018-11-23 12:34:14,795 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 691 transitions. Word has length 93 [2018-11-23 12:34:14,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:14,796 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 691 transitions. [2018-11-23 12:34:14,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 12:34:14,796 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 691 transitions. [2018-11-23 12:34:14,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 12:34:14,797 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:14,797 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:14,797 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:14,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:14,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1343697571, now seen corresponding path program 1 times [2018-11-23 12:34:14,798 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:14,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:14,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:14,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:14,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:14,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 12:34:14,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 12:34:14,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 12:34:14,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:34:14,865 INFO L87 Difference]: Start difference. First operand 586 states and 691 transitions. Second operand 9 states. [2018-11-23 12:34:14,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:14,924 INFO L93 Difference]: Finished difference Result 1165 states and 1404 transitions. [2018-11-23 12:34:14,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 12:34:14,924 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-11-23 12:34:14,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:14,927 INFO L225 Difference]: With dead ends: 1165 [2018-11-23 12:34:14,927 INFO L226 Difference]: Without dead ends: 603 [2018-11-23 12:34:14,929 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-23 12:34:14,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2018-11-23 12:34:14,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 593. [2018-11-23 12:34:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2018-11-23 12:34:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 698 transitions. [2018-11-23 12:34:14,959 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 698 transitions. Word has length 93 [2018-11-23 12:34:14,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:14,959 INFO L480 AbstractCegarLoop]: Abstraction has 593 states and 698 transitions. [2018-11-23 12:34:14,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 12:34:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 698 transitions. [2018-11-23 12:34:14,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 12:34:14,961 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:14,961 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:14,961 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:14,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:14,962 INFO L82 PathProgramCache]: Analyzing trace with hash -677811644, now seen corresponding path program 1 times [2018-11-23 12:34:14,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:14,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:14,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:14,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:34:15,041 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:34:15,041 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/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 [2018-11-23 12:34:15,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:15,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:34:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:34:15,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 12:34:15,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-23 12:34:15,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 12:34:15,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 12:34:15,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-23 12:34:15,272 INFO L87 Difference]: Start difference. First operand 593 states and 698 transitions. Second operand 14 states. [2018-11-23 12:34:15,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:15,999 INFO L93 Difference]: Finished difference Result 1608 states and 1961 transitions. [2018-11-23 12:34:16,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 12:34:16,000 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2018-11-23 12:34:16,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:16,004 INFO L225 Difference]: With dead ends: 1608 [2018-11-23 12:34:16,005 INFO L226 Difference]: Without dead ends: 1039 [2018-11-23 12:34:16,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-23 12:34:16,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2018-11-23 12:34:16,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1036. [2018-11-23 12:34:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2018-11-23 12:34:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1211 transitions. [2018-11-23 12:34:16,091 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1211 transitions. Word has length 105 [2018-11-23 12:34:16,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:16,091 INFO L480 AbstractCegarLoop]: Abstraction has 1036 states and 1211 transitions. [2018-11-23 12:34:16,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 12:34:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1211 transitions. [2018-11-23 12:34:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 12:34:16,094 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:16,094 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:16,094 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:16,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:16,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1323157912, now seen corresponding path program 1 times [2018-11-23 12:34:16,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:16,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:16,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:16,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:34:16,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:16,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 12:34:16,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 12:34:16,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 12:34:16,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 12:34:16,186 INFO L87 Difference]: Start difference. First operand 1036 states and 1211 transitions. Second operand 10 states. [2018-11-23 12:34:16,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:16,367 INFO L93 Difference]: Finished difference Result 2022 states and 2394 transitions. [2018-11-23 12:34:16,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 12:34:16,368 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-11-23 12:34:16,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:16,372 INFO L225 Difference]: With dead ends: 2022 [2018-11-23 12:34:16,372 INFO L226 Difference]: Without dead ends: 1010 [2018-11-23 12:34:16,375 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-23 12:34:16,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2018-11-23 12:34:16,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 994. [2018-11-23 12:34:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 994 states. [2018-11-23 12:34:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1160 transitions. [2018-11-23 12:34:16,419 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1160 transitions. Word has length 109 [2018-11-23 12:34:16,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:16,419 INFO L480 AbstractCegarLoop]: Abstraction has 994 states and 1160 transitions. [2018-11-23 12:34:16,419 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 12:34:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1160 transitions. [2018-11-23 12:34:16,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 12:34:16,421 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:16,421 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:16,421 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:16,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:16,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1441456966, now seen corresponding path program 1 times [2018-11-23 12:34:16,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:16,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:16,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:16,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:34:16,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:34:16,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 12:34:16,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 12:34:16,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 12:34:16,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 12:34:16,520 INFO L87 Difference]: Start difference. First operand 994 states and 1160 transitions. Second operand 10 states. [2018-11-23 12:34:16,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:16,701 INFO L93 Difference]: Finished difference Result 1970 states and 2302 transitions. [2018-11-23 12:34:16,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 12:34:16,702 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-11-23 12:34:16,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:16,706 INFO L225 Difference]: With dead ends: 1970 [2018-11-23 12:34:16,706 INFO L226 Difference]: Without dead ends: 1000 [2018-11-23 12:34:16,708 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-23 12:34:16,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2018-11-23 12:34:16,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 964. [2018-11-23 12:34:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2018-11-23 12:34:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1094 transitions. [2018-11-23 12:34:16,750 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1094 transitions. Word has length 109 [2018-11-23 12:34:16,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:16,751 INFO L480 AbstractCegarLoop]: Abstraction has 964 states and 1094 transitions. [2018-11-23 12:34:16,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 12:34:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1094 transitions. [2018-11-23 12:34:16,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:34:16,754 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:16,754 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:16,754 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:16,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:16,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1402886343, now seen corresponding path program 1 times [2018-11-23 12:34:16,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:16,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:16,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:16,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:34:16,807 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:34:16,807 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/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 [2018-11-23 12:34:16,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:16,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:34:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:34:17,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 12:34:17,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-23 12:34:17,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 12:34:17,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 12:34:17,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-23 12:34:17,078 INFO L87 Difference]: Start difference. First operand 964 states and 1094 transitions. Second operand 12 states. [2018-11-23 12:34:18,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:18,757 INFO L93 Difference]: Finished difference Result 2825 states and 3451 transitions. [2018-11-23 12:34:18,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-23 12:34:18,758 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 156 [2018-11-23 12:34:18,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:18,763 INFO L225 Difference]: With dead ends: 2825 [2018-11-23 12:34:18,763 INFO L226 Difference]: Without dead ends: 1885 [2018-11-23 12:34:18,765 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=472, Unknown=0, NotChecked=0, Total=600 [2018-11-23 12:34:18,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1885 states. [2018-11-23 12:34:18,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1885 to 1738. [2018-11-23 12:34:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1738 states. [2018-11-23 12:34:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 2007 transitions. [2018-11-23 12:34:18,823 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 2007 transitions. Word has length 156 [2018-11-23 12:34:18,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:18,823 INFO L480 AbstractCegarLoop]: Abstraction has 1738 states and 2007 transitions. [2018-11-23 12:34:18,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 12:34:18,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2007 transitions. [2018-11-23 12:34:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:34:18,825 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:18,825 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:18,825 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:18,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:18,826 INFO L82 PathProgramCache]: Analyzing trace with hash 611871179, now seen corresponding path program 1 times [2018-11-23 12:34:18,826 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:18,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:18,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:18,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:18,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:34:18,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:34:18,889 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/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 [2018-11-23 12:34:18,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:18,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:34:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 12:34:19,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 12:34:19,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-23 12:34:19,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 12:34:19,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 12:34:19,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:34:19,015 INFO L87 Difference]: Start difference. First operand 1738 states and 2007 transitions. Second operand 11 states. [2018-11-23 12:34:19,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:19,107 INFO L93 Difference]: Finished difference Result 3240 states and 3794 transitions. [2018-11-23 12:34:19,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:34:19,108 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2018-11-23 12:34:19,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:19,114 INFO L225 Difference]: With dead ends: 3240 [2018-11-23 12:34:19,114 INFO L226 Difference]: Without dead ends: 1526 [2018-11-23 12:34:19,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:34:19,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2018-11-23 12:34:19,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1526. [2018-11-23 12:34:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2018-11-23 12:34:19,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1755 transitions. [2018-11-23 12:34:19,195 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1755 transitions. Word has length 152 [2018-11-23 12:34:19,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:19,195 INFO L480 AbstractCegarLoop]: Abstraction has 1526 states and 1755 transitions. [2018-11-23 12:34:19,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 12:34:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1755 transitions. [2018-11-23 12:34:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:34:19,197 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:34:19,197 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:34:19,197 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:34:19,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:34:19,198 INFO L82 PathProgramCache]: Analyzing trace with hash -299937180, now seen corresponding path program 1 times [2018-11-23 12:34:19,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:34:19,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:34:19,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:19,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:19,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:34:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:34:19,296 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:34:19,296 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 12:34:19,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:34:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:34:19,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:34:19,551 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:34:19,577 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 12:34:19,577 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-23 12:34:19,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 12:34:19,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 12:34:19,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-23 12:34:19,578 INFO L87 Difference]: Start difference. First operand 1526 states and 1755 transitions. Second operand 15 states. [2018-11-23 12:34:21,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:34:21,360 INFO L93 Difference]: Finished difference Result 3579 states and 4566 transitions. [2018-11-23 12:34:21,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-23 12:34:21,361 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 156 [2018-11-23 12:34:21,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:34:21,362 INFO L225 Difference]: With dead ends: 3579 [2018-11-23 12:34:21,362 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:34:21,369 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-23 12:34:21,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:34:21,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:34:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:34:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:34:21,371 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2018-11-23 12:34:21,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:34:21,371 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:34:21,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 12:34:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:34:21,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:34:21,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:34:21,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:21,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:34:22,628 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-11-23 12:34:22,927 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 34 [2018-11-23 12:34:23,031 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2018-11-23 12:34:23,852 WARN L180 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2018-11-23 12:34:24,003 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 32 [2018-11-23 12:34:24,297 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-11-23 12:34:24,444 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 29 [2018-11-23 12:34:24,776 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2018-11-23 12:34:24,968 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2018-11-23 12:34:25,183 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-11-23 12:34:25,372 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-11-23 12:34:25,573 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2018-11-23 12:34:26,068 WARN L180 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2018-11-23 12:34:26,284 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 32 [2018-11-23 12:34:26,847 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2018-11-23 12:34:26,847 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2018-11-23 12:34:26,847 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2018-11-23 12:34:26,847 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2018-11-23 12:34:26,847 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2018-11-23 12:34:26,847 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,847 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2018-11-23 12:34:26,847 INFO L444 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 12:34:26,847 INFO L444 ceAbstractionStarter]: At program point L559-1(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 12:34:26,847 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 564) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L553-1(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L444 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,848 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2018-11-23 12:34:26,848 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L451 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L451 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3 .cse1))) [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-11-23 12:34:26,849 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,850 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 222) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,850 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point L212-1(line 212) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 227) no Hoare annotation was computed. [2018-11-23 12:34:26,850 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2018-11-23 12:34:26,851 INFO L444 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse2 .cse5 .cse6 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 12:34:26,851 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,851 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L444 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:34:26,851 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-11-23 12:34:26,851 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse4 .cse3) (and .cse2 (and .cse0 .cse5 .cse3)) (and (and .cse5 .cse4 .cse3) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L444 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse4 .cse3) (and .cse2 (and .cse0 .cse5 .cse3)) (and .cse2 .cse5 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse6 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 12:34:26,852 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2018-11-23 12:34:26,852 INFO L444 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 252) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L444 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L451 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: true [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (< 2 ~waterLevel~0)) (.cse7 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse1 .cse3 .cse7) (or .cse6 .cse1 .cse3 .cse4 .cse0) (or (or .cse5 .cse2 .cse3) .cse1 .cse7))) [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2018-11-23 12:34:26,853 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L451 ceAbstractionStarter]: At program point L483-2(lines 483 497) the Hoare annotation is: true [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L451 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: true [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: true [2018-11-23 12:34:26,854 INFO L451 ceAbstractionStarter]: At program point L498(lines 473 502) the Hoare annotation is: true [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 491) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L451 ceAbstractionStarter]: At program point L487-1(lines 487 491) the Hoare annotation is: true [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (or .cse8 .cse5 .cse6)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 |old(~waterLevel~0)|) .cse0 .cse1) (or (and .cse1 .cse2 .cse3) .cse4 (or .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse4 .cse6) (or .cse0 .cse4 (and (<= ~waterLevel~0 2) .cse2 .cse3)) (or .cse9 .cse4 .cse6 .cse7)))) [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2018-11-23 12:34:26,854 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (and .cse9 .cse5 .cse6))) (and (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3 (and (<= ~waterLevel~0 2) .cse5 .cse6)) (or .cse0 .cse4 (or .cse7 .cse2) .cse3) (or (or .cse8 .cse7 .cse2) .cse4 (and .cse9 .cse6 .cse5)) (or .cse8 .cse1 .cse4 .cse2 .cse0)))) [2018-11-23 12:34:26,854 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L444 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse15 (not (= ~methaneLevelCritical~0 1))) (.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1))) (.cse17 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (and .cse17 (< ~waterLevel~0 2) .cse12)) (.cse0 (<= 1 ~waterLevel~0)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse4 (or .cse16 .cse10)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse17 .cse11 .cse12)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse1 (or .cse15 .cse16 .cse10)) (.cse13 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (< |old(~waterLevel~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse9 .cse10 .cse5) (or .cse9 .cse2 .cse10 .cse5 (and (<= ~waterLevel~0 2) .cse11 .cse12)) (or .cse13 .cse8 .cse14 .cse4 .cse5) (or .cse1 .cse2 .cse6) (or .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse15 .cse9 .cse2 .cse10 .cse7) (or .cse8 .cse1 .cse13 .cse14)))) [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L444 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse14 (not (= ~methaneLevelCritical~0 1))) (.cse20 (not (= 1 |old(~pumpRunning~0)|))) (.cse17 (not (= ~systemActive~0 1))) (.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (< ~waterLevel~0 2)) (.cse16 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse18 (= 0 ~pumpRunning~0))) (let ((.cse4 (and .cse12 .cse18)) (.cse6 (and .cse9 .cse18 .cse11 .cse16)) (.cse0 (<= 1 ~waterLevel~0)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse7 (or .cse20 .cse17)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (or .cse14 .cse20 .cse17)) (.cse13 (< |old(~waterLevel~0)| 1)) (.cse15 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 (and .cse9 .cse10)) (or .cse4 .cse6 .cse1 .cse2 (and .cse9 .cse11 .cse10)) (or .cse12 .cse5 .cse13 .cse7 .cse8) (or .cse14 .cse15 (and .cse9 .cse16 .cse10) .cse2 .cse17) (let ((.cse19 (<= ~waterLevel~0 1))) (or (and .cse18 .cse19 .cse0) (and .cse19 .cse0 .cse10) .cse2 .cse3 .cse7 .cse8)) (or .cse5 .cse1 .cse12 .cse13) (or .cse15 (and .cse9 .cse11 .cse16 .cse10) .cse2 .cse17 (and .cse9 (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1)) .cse8)))) [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2018-11-23 12:34:26,855 INFO L444 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5))) [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 599) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L448 ceAbstractionStarter]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2018-11-23 12:34:26,855 INFO L444 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5 .cse6) (or .cse2 .cse7 .cse6 .cse3 .cse5) (or .cse0 .cse4 .cse7 .cse3))) [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point L584-1(line 584) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point L580(lines 580 600) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L451 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: true [2018-11-23 12:34:26,856 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7 .cse4) (or .cse0 .cse5 .cse3 .cse4 .cse7) (or .cse2 .cse1 .cse3 .cse6 .cse4))) [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L444 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) (< ~waterLevel~0 2)) [2018-11-23 12:34:26,856 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-11-23 12:34:26,856 INFO L444 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2018-11-23 12:34:26,856 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2018-11-23 12:34:26,857 INFO L444 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-11-23 12:34:26,857 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2018-11-23 12:34:26,857 INFO L444 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse0 .cse3 .cse4 .cse7) (or .cse1 .cse5 .cse6 .cse4))) [2018-11-23 12:34:26,857 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3 (and .cse5 .cse6)) (or .cse1 .cse7 .cse3 .cse8) (or .cse0 .cse1 .cse7 .cse3) (or (and (<= 2 ~waterLevel~0) .cse5 .cse6) .cse2 .cse4 .cse3 .cse8))) [2018-11-23 12:34:26,857 INFO L448 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2018-11-23 12:34:26,857 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2018-11-23 12:34:26,857 INFO L448 ceAbstractionStarter]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2018-11-23 12:34:26,857 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse4 (and (<= ~waterLevel~0 2) .cse9)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (or .cse0 .cse7 .cse3)) (or .cse6 (or (<= 2 |old(~waterLevel~0)|) .cse7 .cse3 .cse8)) (or .cse2 .cse7 .cse4 .cse3 .cse8) (or .cse6 .cse5 .cse1 .cse3 .cse8) (or .cse0 .cse5 .cse1 .cse3 .cse6)))) [2018-11-23 12:34:26,857 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2018-11-23 12:34:26,858 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2018-11-23 12:34:26,858 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2018-11-23 12:34:26,858 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2018-11-23 12:34:26,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:34:26 BoogieIcfgContainer [2018-11-23 12:34:26,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:34:26,869 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:34:26,869 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:34:26,869 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:34:26,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:12" (3/4) ... [2018-11-23 12:34:26,873 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:34:26,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 12:34:26,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 12:34:26,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 12:34:26,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 12:34:26,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 12:34:26,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 12:34:26,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 12:34:26,887 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-23 12:34:26,888 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 12:34:26,888 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 12:34:26,889 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 12:34:26,889 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 12:34:26,889 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:34:26,890 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:34:26,918 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 12:34:26,919 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 12:34:26,955 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c1b18391-16f2-4bf6-860f-765d452ddb25/bin-2019/uautomizer/witness.graphml [2018-11-23 12:34:26,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:34:26,956 INFO L168 Benchmark]: Toolchain (without parser) took 15322.91 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 640.7 MB). Free memory was 955.4 MB in the beginning and 1.5 GB in the end (delta: -579.2 MB). Peak memory consumption was 61.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,956 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:34:26,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:34:26,957 INFO L168 Benchmark]: Boogie Preprocessor took 30.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,957 INFO L168 Benchmark]: RCFGBuilder took 520.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,958 INFO L168 Benchmark]: TraceAbstraction took 14269.81 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 489.2 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -463.0 MB). Peak memory consumption was 678.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,958 INFO L168 Benchmark]: Witness Printer took 86.37 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 631.2 kB). Peak memory consumption was 631.2 kB. Max. memory is 11.5 GB. [2018-11-23 12:34:26,959 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 520.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14269.81 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 489.2 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -463.0 MB). Peak memory consumption was 678.6 MB. Max. memory is 11.5 GB. * Witness Printer took 86.37 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 631.2 kB). Peak memory consumption was 631.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 169 locations, 1 error locations. SAFE Result, 14.2s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 5.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3016 SDtfs, 2972 SDslu, 11357 SDs, 0 SdLazy, 7226 SolverSat, 1475 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 767 GetRequests, 612 SyntacticMatches, 2 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1738occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 258 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 4923 PreInvPairs, 5432 NumberOfFragments, 3337 HoareAnnotationTreeSize, 4923 FomulaSimplifications, 15359 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 70 FomulaSimplificationsInter, 37227 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1961 NumberOfCodeBlocks, 1961 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1943 ConstructedInterpolants, 0 QuantifiedInterpolants, 374465 SizeOfPredicates, 19 NumberOfNonLiveVariables, 3331 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 258/276 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...