./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf50661cace84e24af5f399094bd98fed0ff7444 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:36:21,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:36:21,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:36:21,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:36:21,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:36:21,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:36:21,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:36:21,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:36:21,225 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:36:21,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:36:21,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:36:21,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:36:21,227 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:36:21,227 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:36:21,228 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:36:21,229 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:36:21,229 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:36:21,230 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:36:21,231 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:36:21,232 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:36:21,233 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:36:21,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:36:21,235 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:36:21,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:36:21,236 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:36:21,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:36:21,237 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:36:21,237 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:36:21,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:36:21,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:36:21,239 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:36:21,239 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:36:21,239 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:36:21,239 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:36:21,240 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:36:21,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:36:21,241 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:36:21,250 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:36:21,250 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:36:21,251 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:36:21,251 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:36:21,251 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:36:21,251 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:36:21,251 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:36:21,252 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:36:21,252 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:36:21,252 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:36:21,252 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:36:21,252 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:36:21,253 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:36:21,254 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:36:21,254 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:36:21,255 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:36:21,255 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:36:21,256 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:36:21,256 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan 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 -> Taipan 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 -> bf50661cace84e24af5f399094bd98fed0ff7444 [2018-11-10 13:36:21,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:36:21,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:36:21,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:36:21,291 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:36:21,291 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:36:21,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product61_true-unreach-call_false-termination.cil.c [2018-11-10 13:36:21,325 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/data/4a877a036/50d775b4ad60486bb2e90ee46c128b82/FLAGf5d1645c5 [2018-11-10 13:36:21,649 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:36:21,649 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/sv-benchmarks/c/product-lines/minepump_spec1_product61_true-unreach-call_false-termination.cil.c [2018-11-10 13:36:21,656 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/data/4a877a036/50d775b4ad60486bb2e90ee46c128b82/FLAGf5d1645c5 [2018-11-10 13:36:21,663 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/data/4a877a036/50d775b4ad60486bb2e90ee46c128b82 [2018-11-10 13:36:21,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:36:21,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:36:21,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:36:21,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:36:21,670 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:36:21,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:21,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21, skipping insertion in model container [2018-11-10 13:36:21,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:21,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:36:21,708 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:36:21,892 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:36:21,901 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:36:21,956 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:36:21,975 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:36:21,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21 WrapperNode [2018-11-10 13:36:21,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:36:21,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:36:21,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:36:21,976 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:36:22,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,074 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:36:22,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:36:22,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:36:22,075 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:36:22,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... [2018-11-10 13:36:22,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:36:22,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:36:22,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:36:22,108 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:36:22,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:36:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:36:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:36:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:36:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:36:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 13:36:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 13:36:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:36:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:36:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 13:36:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 13:36:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:36:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:36:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:36:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:36:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:36:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:36:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 13:36:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 13:36:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 13:36:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 13:36:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 13:36:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 13:36:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 13:36:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 13:36:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:36:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:36:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:36:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:36:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:36:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:36:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:36:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:36:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:36:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:36:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:36:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:36:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:36:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:36:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:36:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:36:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:36:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:36:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:36:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:36:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:36:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:36:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:36:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:36:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:36:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:36:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:36:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:36:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:36:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:36:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:36:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:36:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:36:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:36:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:36:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:36:22,716 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:36:22,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:22 BoogieIcfgContainer [2018-11-10 13:36:22,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:36:22,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:36:22,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:36:22,720 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:36:22,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:36:21" (1/3) ... [2018-11-10 13:36:22,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40196901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:36:22, skipping insertion in model container [2018-11-10 13:36:22,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:21" (2/3) ... [2018-11-10 13:36:22,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40196901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:36:22, skipping insertion in model container [2018-11-10 13:36:22,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:22" (3/3) ... [2018-11-10 13:36:22,723 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product61_true-unreach-call_false-termination.cil.c [2018-11-10 13:36:22,731 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:36:22,738 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:36:22,751 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:36:22,779 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:36:22,779 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:36:22,779 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:36:22,779 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:36:22,779 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:36:22,779 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:36:22,780 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:36:22,780 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:36:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2018-11-10 13:36:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 13:36:22,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:22,804 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:22,806 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:22,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:22,811 INFO L82 PathProgramCache]: Analyzing trace with hash -1855386767, now seen corresponding path program 1 times [2018-11-10 13:36:22,812 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:22,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:22,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:22,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:22,853 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:23,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:23,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:36:23,007 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:23,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:36:23,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:36:23,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:36:23,019 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2018-11-10 13:36:23,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:23,049 INFO L93 Difference]: Finished difference Result 304 states and 379 transitions. [2018-11-10 13:36:23,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:36:23,051 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 13:36:23,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:23,059 INFO L225 Difference]: With dead ends: 304 [2018-11-10 13:36:23,059 INFO L226 Difference]: Without dead ends: 152 [2018-11-10 13:36:23,062 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:36:23,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-10 13:36:23,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-10 13:36:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-10 13:36:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 181 transitions. [2018-11-10 13:36:23,099 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 181 transitions. Word has length 46 [2018-11-10 13:36:23,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:23,099 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 181 transitions. [2018-11-10 13:36:23,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:36:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 181 transitions. [2018-11-10 13:36:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 13:36:23,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:23,102 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:23,102 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:23,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:23,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1980236215, now seen corresponding path program 1 times [2018-11-10 13:36:23,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:23,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:23,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,104 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:23,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:23,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:36:23,180 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:23,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:36:23,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:36:23,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:36:23,182 INFO L87 Difference]: Start difference. First operand 152 states and 181 transitions. Second operand 3 states. [2018-11-10 13:36:23,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:23,201 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2018-11-10 13:36:23,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:36:23,202 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 13:36:23,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:23,204 INFO L225 Difference]: With dead ends: 251 [2018-11-10 13:36:23,204 INFO L226 Difference]: Without dead ends: 142 [2018-11-10 13:36:23,205 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:36:23,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-10 13:36:23,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-10 13:36:23,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-10 13:36:23,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 168 transitions. [2018-11-10 13:36:23,218 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 168 transitions. Word has length 48 [2018-11-10 13:36:23,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:23,218 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 168 transitions. [2018-11-10 13:36:23,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:36:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 168 transitions. [2018-11-10 13:36:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 13:36:23,220 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:23,220 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:23,220 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:23,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:23,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1615408620, now seen corresponding path program 1 times [2018-11-10 13:36:23,221 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:23,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:23,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,221 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:23,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:23,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:23,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:36:23,333 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:23,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:36:23,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:36:23,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:36:23,334 INFO L87 Difference]: Start difference. First operand 142 states and 168 transitions. Second operand 7 states. [2018-11-10 13:36:23,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:23,629 INFO L93 Difference]: Finished difference Result 260 states and 313 transitions. [2018-11-10 13:36:23,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:36:23,629 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-10 13:36:23,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:23,630 INFO L225 Difference]: With dead ends: 260 [2018-11-10 13:36:23,631 INFO L226 Difference]: Without dead ends: 142 [2018-11-10 13:36:23,631 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:36:23,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-10 13:36:23,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-10 13:36:23,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-10 13:36:23,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2018-11-10 13:36:23,642 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 52 [2018-11-10 13:36:23,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:23,642 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2018-11-10 13:36:23,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:36:23,643 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2018-11-10 13:36:23,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 13:36:23,644 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:23,644 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:23,645 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:23,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:23,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1982042475, now seen corresponding path program 1 times [2018-11-10 13:36:23,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:23,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:23,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:23,646 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:23,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:23,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:36:23,727 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:23,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 13:36:23,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 13:36:23,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:36:23,728 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 5 states. [2018-11-10 13:36:24,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:24,069 INFO L93 Difference]: Finished difference Result 371 states and 450 transitions. [2018-11-10 13:36:24,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:36:24,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-10 13:36:24,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:24,071 INFO L225 Difference]: With dead ends: 371 [2018-11-10 13:36:24,071 INFO L226 Difference]: Without dead ends: 253 [2018-11-10 13:36:24,071 INFO L605 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 [2018-11-10 13:36:24,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-11-10 13:36:24,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2018-11-10 13:36:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-10 13:36:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 266 transitions. [2018-11-10 13:36:24,093 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 266 transitions. Word has length 70 [2018-11-10 13:36:24,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:24,094 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 266 transitions. [2018-11-10 13:36:24,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 13:36:24,094 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 266 transitions. [2018-11-10 13:36:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 13:36:24,096 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:24,096 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:24,096 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:24,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:24,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1846822650, now seen corresponding path program 1 times [2018-11-10 13:36:24,097 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:24,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:24,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,098 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:24,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:24,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:36:24,191 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:24,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:36:24,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:36:24,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:36:24,192 INFO L87 Difference]: Start difference. First operand 234 states and 266 transitions. Second operand 8 states. [2018-11-10 13:36:24,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:24,251 INFO L93 Difference]: Finished difference Result 451 states and 527 transitions. [2018-11-10 13:36:24,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:36:24,253 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2018-11-10 13:36:24,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:24,255 INFO L225 Difference]: With dead ends: 451 [2018-11-10 13:36:24,255 INFO L226 Difference]: Without dead ends: 241 [2018-11-10 13:36:24,256 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:36:24,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2018-11-10 13:36:24,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 238. [2018-11-10 13:36:24,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-11-10 13:36:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 270 transitions. [2018-11-10 13:36:24,274 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 270 transitions. Word has length 84 [2018-11-10 13:36:24,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:24,274 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 270 transitions. [2018-11-10 13:36:24,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:36:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 270 transitions. [2018-11-10 13:36:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 13:36:24,276 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:24,276 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:24,276 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:24,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:24,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1746544772, now seen corresponding path program 1 times [2018-11-10 13:36:24,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:24,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:24,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,280 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:24,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:24,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:24,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:36:24,350 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:24,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:36:24,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:36:24,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:36:24,351 INFO L87 Difference]: Start difference. First operand 238 states and 270 transitions. Second operand 6 states. [2018-11-10 13:36:24,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:24,558 INFO L93 Difference]: Finished difference Result 651 states and 760 transitions. [2018-11-10 13:36:24,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:36:24,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-10 13:36:24,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:24,563 INFO L225 Difference]: With dead ends: 651 [2018-11-10 13:36:24,565 INFO L226 Difference]: Without dead ends: 437 [2018-11-10 13:36:24,566 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:36:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-11-10 13:36:24,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 431. [2018-11-10 13:36:24,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-11-10 13:36:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 490 transitions. [2018-11-10 13:36:24,593 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 490 transitions. Word has length 84 [2018-11-10 13:36:24,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:24,593 INFO L481 AbstractCegarLoop]: Abstraction has 431 states and 490 transitions. [2018-11-10 13:36:24,593 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:36:24,593 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 490 transitions. [2018-11-10 13:36:24,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 13:36:24,594 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:24,595 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:24,595 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:24,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:24,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1707827368, now seen corresponding path program 1 times [2018-11-10 13:36:24,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:24,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:24,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:24,596 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:24,665 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:24,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:36:24,665 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:24,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:36:24,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:36:24,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:36:24,666 INFO L87 Difference]: Start difference. First operand 431 states and 490 transitions. Second operand 7 states. [2018-11-10 13:36:25,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:25,118 INFO L93 Difference]: Finished difference Result 466 states and 542 transitions. [2018-11-10 13:36:25,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:36:25,119 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-10 13:36:25,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:25,121 INFO L225 Difference]: With dead ends: 466 [2018-11-10 13:36:25,121 INFO L226 Difference]: Without dead ends: 463 [2018-11-10 13:36:25,122 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:36:25,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-11-10 13:36:25,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 431. [2018-11-10 13:36:25,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-11-10 13:36:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 489 transitions. [2018-11-10 13:36:25,144 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 489 transitions. Word has length 88 [2018-11-10 13:36:25,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:25,144 INFO L481 AbstractCegarLoop]: Abstraction has 431 states and 489 transitions. [2018-11-10 13:36:25,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:36:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 489 transitions. [2018-11-10 13:36:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 13:36:25,145 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:25,145 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:25,146 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:25,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:25,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1572435301, now seen corresponding path program 1 times [2018-11-10 13:36:25,146 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:25,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:25,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,147 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:36:25,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:25,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:36:25,227 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:25,227 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:36:25,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:36:25,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:36:25,228 INFO L87 Difference]: Start difference. First operand 431 states and 489 transitions. Second operand 6 states. [2018-11-10 13:36:25,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:25,252 INFO L93 Difference]: Finished difference Result 852 states and 990 transitions. [2018-11-10 13:36:25,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:36:25,254 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-10 13:36:25,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:25,256 INFO L225 Difference]: With dead ends: 852 [2018-11-10 13:36:25,256 INFO L226 Difference]: Without dead ends: 445 [2018-11-10 13:36:25,257 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:36:25,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2018-11-10 13:36:25,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 441. [2018-11-10 13:36:25,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2018-11-10 13:36:25,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 499 transitions. [2018-11-10 13:36:25,272 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 499 transitions. Word has length 104 [2018-11-10 13:36:25,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:25,273 INFO L481 AbstractCegarLoop]: Abstraction has 441 states and 499 transitions. [2018-11-10 13:36:25,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:36:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 499 transitions. [2018-11-10 13:36:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 13:36:25,274 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:25,275 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:25,275 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:25,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:25,275 INFO L82 PathProgramCache]: Analyzing trace with hash -792333090, now seen corresponding path program 1 times [2018-11-10 13:36:25,275 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:25,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:25,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,276 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:36:25,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:25,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:36:25,361 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:25,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:36:25,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:36:25,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:36:25,362 INFO L87 Difference]: Start difference. First operand 441 states and 499 transitions. Second operand 4 states. [2018-11-10 13:36:25,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:25,516 INFO L93 Difference]: Finished difference Result 1311 states and 1560 transitions. [2018-11-10 13:36:25,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 13:36:25,517 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-10 13:36:25,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:25,519 INFO L225 Difference]: With dead ends: 1311 [2018-11-10 13:36:25,519 INFO L226 Difference]: Without dead ends: 894 [2018-11-10 13:36:25,520 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:36:25,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2018-11-10 13:36:25,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 879. [2018-11-10 13:36:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 879 states. [2018-11-10 13:36:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1025 transitions. [2018-11-10 13:36:25,548 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1025 transitions. Word has length 104 [2018-11-10 13:36:25,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:25,549 INFO L481 AbstractCegarLoop]: Abstraction has 879 states and 1025 transitions. [2018-11-10 13:36:25,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:36:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1025 transitions. [2018-11-10 13:36:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 13:36:25,550 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:25,551 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:36:25,551 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:25,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:25,551 INFO L82 PathProgramCache]: Analyzing trace with hash 801078980, now seen corresponding path program 1 times [2018-11-10 13:36:25,551 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:36:25,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:25,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:36:25,552 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:36:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 13:36:25,652 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:36:25,653 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:36:25,653 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 109 with the following transitions: [2018-11-10 13:36:25,655 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [33], [36], [37], [38], [50], [53], [55], [56], [59], [63], [64], [65], [80], [83], [85], [89], [95], [99], [103], [106], [111], [114], [119], [122], [137], [138], [141], [142], [143], [145], [150], [153], [154], [156], [161], [163], [164], [169], [171], [172], [173], [206], [210], [227], [228], [231], [233], [236], [246], [249], [253], [254], [257], [259], [262], [264], [267], [276], [277], [278], [279], [280], [281], [282], [283], [284], [292], [293], [296], [298], [299], [306], [307], [308], [309], [310], [311], [312], [316], [317], [318], [319], [320], [321], [328], [329], [330], [332], [333], [334], [336], [337], [338], [339], [344], [345], [346], [347], [348] [2018-11-10 13:36:25,691 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:36:25,691 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:36:32,032 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:36:32,033 INFO L272 AbstractInterpreter]: Visited 80 different actions 80 times. Never merged. Never widened. Never found a fixpoint. Largest state had 132 variables. [2018-11-10 13:36:32,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:32,042 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:36:36,655 INFO L227 lantSequenceWeakener]: Weakened 79 states. On average, predicates are now at 97.17% of their original sizes. [2018-11-10 13:36:36,656 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:36:37,197 INFO L415 sIntCurrentIteration]: We unified 107 AI predicates to 107 [2018-11-10 13:36:37,197 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:36:37,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:36:37,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [27] imperfect sequences [13] total 38 [2018-11-10 13:36:37,198 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:36:37,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-10 13:36:37,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-10 13:36:37,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2018-11-10 13:36:37,199 INFO L87 Difference]: Start difference. First operand 879 states and 1025 transitions. Second operand 27 states. [2018-11-10 13:37:06,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:37:06,320 INFO L93 Difference]: Finished difference Result 1947 states and 2315 transitions. [2018-11-10 13:37:06,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-10 13:37:06,320 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 108 [2018-11-10 13:37:06,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:37:06,323 INFO L225 Difference]: With dead ends: 1947 [2018-11-10 13:37:06,323 INFO L226 Difference]: Without dead ends: 1092 [2018-11-10 13:37:06,325 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 122 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=189, Invalid=1533, Unknown=0, NotChecked=0, Total=1722 [2018-11-10 13:37:06,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2018-11-10 13:37:06,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1072. [2018-11-10 13:37:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2018-11-10 13:37:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1220 transitions. [2018-11-10 13:37:06,369 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1220 transitions. Word has length 108 [2018-11-10 13:37:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:37:06,370 INFO L481 AbstractCegarLoop]: Abstraction has 1072 states and 1220 transitions. [2018-11-10 13:37:06,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-10 13:37:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1220 transitions. [2018-11-10 13:37:06,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 13:37:06,372 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:37:06,372 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:37:06,373 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:37:06,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:37:06,373 INFO L82 PathProgramCache]: Analyzing trace with hash -238637101, now seen corresponding path program 1 times [2018-11-10 13:37:06,373 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:37:06,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:37:06,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:37:06,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:37:06,374 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:37:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:37:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 13:37:06,482 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:37:06,482 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:37:06,483 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 179 with the following transitions: [2018-11-10 13:37:06,483 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [37], [38], [39], [41], [44], [48], [49], [50], [53], [55], [56], [59], [63], [64], [65], [68], [70], [76], [80], [83], [84], [85], [89], [95], [99], [103], [106], [109], [111], [114], [117], [119], [122], [137], [138], [139], [140], [141], [142], [143], [145], [150], [153], [154], [156], [161], [163], [164], [169], [171], [172], [173], [203], [206], [210], [216], [219], [223], [227], [228], [231], [233], [236], [243], [246], [249], [253], [254], [257], [259], [262], [264], [267], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [286], [287], [290], [291], [292], [293], [294], [295], [296], [298], [299], [300], [301], [304], [305], [306], [307], [308], [309], [310], [311], [312], [313], [316], [317], [318], [319], [320], [321], [326], [327], [328], [329], [330], [331], [332], [333], [334], [336], [337], [338], [339], [342], [343], [344], [345], [346], [347], [348] [2018-11-10 13:37:06,487 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:37:06,487 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:38:40,220 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:38:40,220 INFO L272 AbstractInterpreter]: Visited 126 different actions 1301 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 132 variables. [2018-11-10 13:38:40,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:38:40,226 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:39:06,488 INFO L227 lantSequenceWeakener]: Weakened 154 states. On average, predicates are now at 96.7% of their original sizes. [2018-11-10 13:39:06,488 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:39:09,135 INFO L415 sIntCurrentIteration]: We unified 177 AI predicates to 177 [2018-11-10 13:39:09,135 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:39:09,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:39:09,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [58] imperfect sequences [13] total 69 [2018-11-10 13:39:09,135 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:39:09,136 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-11-10 13:39:09,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-11-10 13:39:09,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=3011, Unknown=0, NotChecked=0, Total=3306 [2018-11-10 13:39:09,136 INFO L87 Difference]: Start difference. First operand 1072 states and 1220 transitions. Second operand 58 states. [2018-11-10 13:40:49,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:40:49,827 INFO L93 Difference]: Finished difference Result 2833 states and 3496 transitions. [2018-11-10 13:40:49,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-11-10 13:40:49,828 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 178 [2018-11-10 13:40:49,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:40:49,832 INFO L225 Difference]: With dead ends: 2833 [2018-11-10 13:40:49,832 INFO L226 Difference]: Without dead ends: 1910 [2018-11-10 13:40:49,836 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 261 GetRequests, 118 SyntacticMatches, 3 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6516 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=1429, Invalid=18593, Unknown=0, NotChecked=0, Total=20022 [2018-11-10 13:40:49,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2018-11-10 13:40:49,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1630. [2018-11-10 13:40:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1630 states. [2018-11-10 13:40:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 1856 transitions. [2018-11-10 13:40:49,944 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 1856 transitions. Word has length 178 [2018-11-10 13:40:49,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:40:49,945 INFO L481 AbstractCegarLoop]: Abstraction has 1630 states and 1856 transitions. [2018-11-10 13:40:49,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-11-10 13:40:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1856 transitions. [2018-11-10 13:40:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-10 13:40:49,948 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:40:49,949 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:40:49,949 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:40:49,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:40:49,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1831247712, now seen corresponding path program 1 times [2018-11-10 13:40:49,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:40:49,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:40:49,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:40:49,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:40:49,950 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:40:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:40:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 13:40:50,038 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:40:50,038 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:40:50,038 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 249 with the following transitions: [2018-11-10 13:40:50,038 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [37], [38], [39], [41], [44], [46], [48], [49], [50], [53], [55], [56], [59], [63], [64], [65], [68], [70], [76], [80], [83], [84], [85], [89], [95], [99], [103], [106], [109], [111], [114], [117], [119], [122], [137], [138], [139], [140], [141], [142], [143], [145], [150], [153], [154], [156], [161], [163], [164], [169], [171], [172], [173], [203], [206], [210], [216], [219], [223], [227], [228], [231], [233], [236], [243], [246], [249], [253], [254], [257], [259], [262], [264], [267], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [286], [287], [290], [291], [292], [293], [294], [295], [296], [298], [299], [300], [301], [304], [305], [306], [307], [308], [309], [310], [311], [312], [313], [316], [317], [318], [319], [320], [321], [326], [327], [328], [329], [330], [331], [332], [333], [334], [336], [337], [338], [339], [342], [343], [344], [345], [346], [347], [348] [2018-11-10 13:40:50,041 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:40:50,042 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:42:26,847 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:42:26,847 INFO L272 AbstractInterpreter]: Visited 132 different actions 1337 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 132 variables. [2018-11-10 13:42:26,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:42:26,849 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:43:03,800 INFO L227 lantSequenceWeakener]: Weakened 219 states. On average, predicates are now at 96.57% of their original sizes. [2018-11-10 13:43:03,801 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:43:08,353 INFO L415 sIntCurrentIteration]: We unified 247 AI predicates to 247 [2018-11-10 13:43:08,353 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:43:08,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:43:08,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [75] imperfect sequences [9] total 82 [2018-11-10 13:43:08,353 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:43:08,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states [2018-11-10 13:43:08,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2018-11-10 13:43:08,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=433, Invalid=5117, Unknown=0, NotChecked=0, Total=5550 [2018-11-10 13:43:08,355 INFO L87 Difference]: Start difference. First operand 1630 states and 1856 transitions. Second operand 75 states. [2018-11-10 13:44:26,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:44:26,536 INFO L93 Difference]: Finished difference Result 2117 states and 2422 transitions. [2018-11-10 13:44:26,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-11-10 13:44:26,537 INFO L78 Accepts]: Start accepts. Automaton has 75 states. Word has length 248 [2018-11-10 13:44:26,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:44:26,537 INFO L225 Difference]: With dead ends: 2117 [2018-11-10 13:44:26,537 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:44:26,543 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 304 GetRequests, 171 SyntacticMatches, 3 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5762 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=1241, Invalid=16051, Unknown=0, NotChecked=0, Total=17292 [2018-11-10 13:44:26,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:44:26,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:44:26,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:44:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:44:26,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 248 [2018-11-10 13:44:26,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:44:26,544 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:44:26,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 75 states. [2018-11-10 13:44:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:44:26,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:44:26,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:44:27,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:27,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:27,853 WARN L179 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 341 [2018-11-10 13:44:28,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:28,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:28,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:28,981 WARN L179 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 341 [2018-11-10 13:44:29,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:29,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:29,926 WARN L179 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 370 [2018-11-10 13:44:29,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:30,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:44:30,662 WARN L179 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 345 [2018-11-10 13:44:31,708 WARN L179 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 68 [2018-11-10 13:44:31,918 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 1 [2018-11-10 13:44:32,313 WARN L179 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 40 [2018-11-10 13:44:32,865 WARN L179 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 63 [2018-11-10 13:44:34,091 WARN L179 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 322 DAG size of output: 94 [2018-11-10 13:44:34,404 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 1 [2018-11-10 13:44:35,407 WARN L179 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 62 [2018-11-10 13:44:35,984 WARN L179 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 50 [2018-11-10 13:44:37,056 WARN L179 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 321 DAG size of output: 96 [2018-11-10 13:44:37,766 WARN L179 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 70 [2018-11-10 13:44:37,928 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 1 [2018-11-10 13:44:38,263 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 25 [2018-11-10 13:44:38,729 WARN L179 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 61 [2018-11-10 13:44:38,861 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-11-10 13:44:39,521 WARN L179 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 69 [2018-11-10 13:44:40,078 WARN L179 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 54 [2018-11-10 13:44:40,610 WARN L179 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 63 [2018-11-10 13:44:41,007 WARN L179 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 27 [2018-11-10 13:44:41,407 WARN L179 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 27 [2018-11-10 13:44:42,065 WARN L179 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 57 [2018-11-10 13:44:42,414 WARN L179 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 48 [2018-11-10 13:44:42,636 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 46 [2018-11-10 13:44:42,933 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 38 [2018-11-10 13:44:43,954 WARN L179 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 419 DAG size of output: 89 [2018-11-10 13:44:44,109 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 1 [2018-11-10 13:44:45,214 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 315 DAG size of output: 88 [2018-11-10 13:44:45,419 WARN L179 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 46 [2018-11-10 13:44:45,569 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 30 [2018-11-10 13:44:46,142 WARN L179 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 53 [2018-11-10 13:44:46,343 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 1 [2018-11-10 13:44:46,627 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 1 [2018-11-10 13:44:47,613 WARN L179 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 61 [2018-11-10 13:44:47,922 WARN L179 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 25 [2018-11-10 13:44:48,255 WARN L179 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 46 [2018-11-10 13:44:49,286 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 424 DAG size of output: 56 [2018-11-10 13:44:49,768 WARN L179 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 52 [2018-11-10 13:44:49,965 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 32 [2018-11-10 13:44:50,229 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-11-10 13:44:50,640 WARN L179 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 56 [2018-11-10 13:44:51,279 WARN L179 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 67 [2018-11-10 13:44:51,787 WARN L179 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 64 [2018-11-10 13:44:51,789 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 13:44:51,789 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 13:44:51,789 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 13:44:51,789 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 13:44:51,789 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 13:44:51,789 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 300 322) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,790 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 300 322) no Hoare annotation was computed. [2018-11-10 13:44:51,790 INFO L421 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (<= main_~tmp~1 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,790 INFO L421 ceAbstractionStarter]: At program point L312-1(line 312) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (<= main_~tmp~1 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,790 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 317) no Hoare annotation was computed. [2018-11-10 13:44:51,790 INFO L425 ceAbstractionStarter]: For program point L310-1(lines 310 317) no Hoare annotation was computed. [2018-11-10 13:44:51,790 INFO L425 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-11-10 13:44:51,790 INFO L421 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,790 INFO L421 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,791 INFO L421 ceAbstractionStarter]: At program point L306-1(line 306) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,791 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 300 322) no Hoare annotation was computed. [2018-11-10 13:44:51,791 INFO L421 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse5 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse3 .cse4) (or .cse0 .cse5 .cse1 (< .cse2 0) .cse6 (not (= ~waterLevel~0 1)) .cse4) (or .cse5 .cse1 (< |old(~pumpRunning~0)| ~waterLevel~0) .cse6 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse5 .cse6 .cse3 .cse4) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)))))) [2018-11-10 13:44:51,791 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 387 411) no Hoare annotation was computed. [2018-11-10 13:44:51,791 INFO L421 ceAbstractionStarter]: At program point L401(line 401) the Hoare annotation is: (let ((.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse5 .cse4) (or .cse0 .cse1 (< |old(~pumpRunning~0)| ~waterLevel~0) .cse3 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse3 .cse5 .cse4))) [2018-11-10 13:44:51,791 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 387 411) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse6 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse5 (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse3 .cse4) (or (and (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) .cse5) .cse6 .cse1 (< |old(~pumpRunning~0)| ~waterLevel~0) .cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or .cse0 .cse6 .cse1 (< .cse2 0) .cse7 (not (= ~waterLevel~0 1)) .cse4) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse6 .cse7 .cse3 .cse4) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) .cse5)))) [2018-11-10 13:44:51,791 INFO L421 ceAbstractionStarter]: At program point L397(line 397) the Hoare annotation is: (let ((.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse5 .cse4) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse3 .cse5 .cse4) (or (and (<= (+ ~methaneLevelCritical~0 processEnvironment__wrappee__methaneQuery_~tmp~3) 1) (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= ~systemActive~0 processEnvironment__wrappee__methaneQuery_~tmp~3)) .cse0 .cse1 (< |old(~pumpRunning~0)| ~waterLevel~0) .cse3 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))))) [2018-11-10 13:44:51,791 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 387 411) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L395(lines 395 403) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L421 ceAbstractionStarter]: At program point L393(line 393) the Hoare annotation is: (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse3 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (and (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) .cse0 .cse1 (< |old(~pumpRunning~0)| ~waterLevel~0) .cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or .cse0 .cse1 (< .cse3 0) .cse2 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse3 1) .cse5 .cse4) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse2 .cse5 .cse4))) [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L393-1(line 393) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 408) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 482 490) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 482 490) the Hoare annotation is: true [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 482 490) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 546 564) the Hoare annotation is: true [2018-11-10 13:44:51,792 INFO L428 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: true [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L555-2(lines 555 559) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point L553-1(line 553) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 546 564) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 546 564) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 13:44:51,792 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 13:44:51,793 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 290 299) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 290 299) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 290 299) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 471 481) the Hoare annotation is: true [2018-11-10 13:44:51,793 INFO L428 ceAbstractionStarter]: At program point L476(line 476) the Hoare annotation is: true [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point L476-1(line 476) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 471 481) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 471 481) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 463 470) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse0 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or (< ~waterLevel~0 ~systemActive~0) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse1))) (not (= ~systemActive~0 1))) [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 463 470) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 463 470) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 434) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 413 437) no Hoare annotation was computed. [2018-11-10 13:44:51,793 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 413 437) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (< .cse6 1)) (.cse5 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 (< .cse6 0) .cse7 (not (= ~waterLevel~0 1)) .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse8 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse9 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse1 .cse8 .cse9 .cse2 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse8 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse9))) (not (= ~systemActive~0 1))) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse5 .cse7 .cse3 .cse4) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))))))) [2018-11-10 13:44:51,794 INFO L421 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse8 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse2 (< .cse8 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 .cse2 .cse3 .cse4) (or (let ((.cse5 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse6 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse1 .cse5 .cse6 .cse2 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse5 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse6))) (not (= ~systemActive~0 1))) (or .cse0 .cse7 .cse1 (< .cse8 0) .cse9 (not (= ~waterLevel~0 1)) .cse4) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse7 .cse9 .cse3 .cse4) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))))))) [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 413 437) no Hoare annotation was computed. [2018-11-10 13:44:51,794 INFO L421 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (let ((.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse6 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse5 .cse4) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse3 .cse5 .cse4) (or (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse6 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse7) (not (= ~systemActive~0 1))) (or (and (<= (+ processEnvironment_~tmp~4 1) ~pumpRunning~0) (<= 0 (+ ~methaneLevelCritical~0 processEnvironment_~tmp~4)) (<= ~pumpRunning~0 ~systemActive~0)) .cse0 .cse1 .cse6 .cse3 .cse7))) [2018-11-10 13:44:51,794 INFO L421 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse0 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse6 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse1) (not (= ~systemActive~0 1)) (and (and (<= ~waterLevel~0 processEnvironment_~tmp~4) (<= (* 2 processEnvironment_~tmp~4) 2)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse2 .cse3 (< .cse4 0) .cse5 (not (= ~waterLevel~0 1)) .cse6) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse3 (< .cse4 1) .cse7 .cse6) (or .cse2 .cse3 .cse0 .cse5 .cse1) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse2 .cse5 .cse7 .cse6))) [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point L421(lines 421 429) no Hoare annotation was computed. [2018-11-10 13:44:51,794 INFO L421 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse5 (< .cse2 1)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 .cse5 .cse6 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse7 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse8 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse1 .cse7 .cse8 .cse5 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse7 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse8))) (not (= ~systemActive~0 1))) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse3 .cse6 .cse4)))) [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 353 359) no Hoare annotation was computed. [2018-11-10 13:44:51,794 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 353 359) the Hoare annotation is: true [2018-11-10 13:44:51,794 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 566 629) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 621) no Hoare annotation was computed. [2018-11-10 13:44:51,794 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 566 629) no Hoare annotation was computed. [2018-11-10 13:44:51,795 INFO L421 ceAbstractionStarter]: At program point L622(lines 575 623) the Hoare annotation is: (or (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:44:51,795 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 616) no Hoare annotation was computed. [2018-11-10 13:44:51,795 INFO L421 ceAbstractionStarter]: At program point L612-2(lines 606 617) the Hoare annotation is: (let ((.cse1 (+ ~systemActive~0 2147483646))) (let ((.cse0 (let ((.cse2 (+ ~pumpRunning~0 1))) (and (<= .cse2 ~waterLevel~0) (<= 0 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= (* 2 ~methaneLevelCritical~0) 2) (<= ~methaneLevelCritical~0 .cse2) (<= test_~tmp___2~0 .cse1) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) (= test_~splverifierCounter~0 0))))) (or (and .cse0 (<= ~pumpRunning~0 ~methaneLevelCritical~0)) (and (and (<= ~systemActive~0 (+ test_~tmp~8 2147483649)) (<= test_~tmp~8 .cse1)) .cse0 (<= ~systemActive~0 (+ test_~tmp___0~3 2147483649)) (<= (+ test_~tmp___0~3 test_~splverifierCounter~0) 2147483647)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 13:44:51,795 INFO L425 ceAbstractionStarter]: For program point L577(lines 576 621) no Hoare annotation was computed. [2018-11-10 13:44:51,795 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 617) no Hoare annotation was computed. [2018-11-10 13:44:51,795 INFO L421 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (let ((.cse8 (+ ~pumpRunning~0 1))) (let ((.cse7 (<= .cse8 ~waterLevel~0)) (.cse0 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse9 (+ ~systemActive~0 2147483646))) (let ((.cse2 (and .cse7 (<= 0 .cse0) (<= ~systemActive~0 ~waterLevel~0) .cse1 (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0)) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= (* 2 ~methaneLevelCritical~0) 2) (<= ~methaneLevelCritical~0 .cse8) (<= test_~tmp___2~0 .cse9) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) (= test_~splverifierCounter~0 0))) (.cse3 (<= (+ ~systemActive~0 test_~tmp___0~3) 2147483648)) (.cse4 (and .cse7 (<= ~methaneLevelCritical~0 test_~splverifierCounter~0) (<= 2 (* 2 ~systemActive~0)) (<= ~waterLevel~0 .cse8) (<= (* 2 test_~splverifierCounter~0) 0) (<= (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (= ~methaneLevelCritical~0 0) (<= ~systemActive~0 (+ test_~tmp~8 2147483649)) (<= test_~tmp~8 .cse9))) (.cse5 (<= ~systemActive~0 (+ test_~tmp___0~3 2147483649))) (.cse6 (= ~pumpRunning~0 0))) (or (and (and (<= ~pumpRunning~0 ~methaneLevelCritical~0) (<= .cse0 0) .cse1 (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= test_~splverifierCounter~0 (+ test_~tmp___0~3 2147483648)) (<= (+ ~waterLevel~0 test_~tmp___0~3) 2147483649)) (and .cse2 .cse3 .cse4 .cse5) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (and .cse2 (<= ~systemActive~0 ~methaneLevelCritical~0) .cse6) (and .cse3 .cse4 .cse5 .cse6) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))))) [2018-11-10 13:44:51,795 INFO L425 ceAbstractionStarter]: For program point L596(lines 596 602) no Hoare annotation was computed. [2018-11-10 13:44:51,795 INFO L425 ceAbstractionStarter]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L421 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse3 (+ ~pumpRunning~0 1))) (let ((.cse2 (<= .cse3 ~waterLevel~0)) (.cse4 (<= 0 (* 2 ~pumpRunning~0))) (.cse5 (+ ~systemActive~0 2147483646)) (.cse6 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse2 (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= (* 2 ~methaneLevelCritical~0) 2) .cse4 (<= test_~tmp___2~0 .cse5) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse6)) (.cse0 (and .cse2 (<= ~waterLevel~0 .cse3) (= ~methaneLevelCritical~0 0) (<= ~systemActive~0 (+ test_~tmp~8 2147483649)) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) .cse4 (<= test_~tmp~8 .cse5) .cse6))) (or (and .cse0 (<= ~pumpRunning~0 ~methaneLevelCritical~0)) (and .cse1 (<= ~systemActive~0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (and .cse1 .cse0) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))))) [2018-11-10 13:44:51,796 INFO L421 ceAbstractionStarter]: At program point L619(lines 576 621) the Hoare annotation is: (let ((.cse2 (<= (+ ~pumpRunning~0 1) ~waterLevel~0)) (.cse3 (<= 0 (* 2 ~pumpRunning~0))) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse2 (= ~methaneLevelCritical~0 0) .cse3 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2) .cse4)) (.cse0 (and .cse2 (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= (* 2 ~methaneLevelCritical~0) 2) .cse3 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 ~systemActive~0) .cse1) (and .cse0 (<= ~systemActive~0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 592) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point L586-1(lines 586 592) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 566 629) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 582) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 438 445) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)))) [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 438 445) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 438 445) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2018-11-10 13:44:51,796 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 446 462) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L421 ceAbstractionStarter]: At program point L457(line 457) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (< 4 (* 2 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse0) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 (not (= ~methaneLevelCritical~0 0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) (and (<= activatePump_~tmp~5 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 0 (+ ~methaneLevelCritical~0 activatePump_~tmp~5)))))) [2018-11-10 13:44:51,797 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 446 462) the Hoare annotation is: (or (= ~pumpRunning~0 0) (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (< 4 (* 2 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 446 462) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point L453(lines 453 459) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L421 ceAbstractionStarter]: At program point L451(line 451) the Hoare annotation is: (or (= ~pumpRunning~0 0) (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (< 4 (* 2 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point L451-1(line 451) no Hoare annotation was computed. [2018-11-10 13:44:51,797 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 527 545) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 540) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: true [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L536-2(lines 536 540) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 527 545) the Hoare annotation is: true [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 527 545) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse2 (* 2 ~pumpRunning~0))) (let ((.cse4 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse0 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse3 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1)) (.cse8 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse7 (< 0 .cse2)) (.cse5 (+ |old(~methaneLevelCritical~0)| 1)) (.cse1 (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2))) (and (or (and (<= (* 2 ~methaneLevelCritical~0) 0) (<= 1 .cse0)) .cse1 (< 2 .cse2) .cse3 .cse4 (< ~pumpRunning~0 .cse5)) (or (or (< (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse3 .cse6 .cse4 .cse7) (and .cse8 (<= .cse0 0))) (or .cse3 (< ~waterLevel~0 ~systemActive~0) (and .cse8 (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0)) (< (+ ~pumpRunning~0 |old(~methaneLevelCritical~0)|) 0) .cse6 (not (= ~waterLevel~0 1)) .cse7) (let ((.cse9 (+ ~pumpRunning~0 1))) (or (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 .cse9)) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse9) (< .cse5 ~waterLevel~0) (< ~systemActive~0 |old(~methaneLevelCritical~0)|) .cse1 (< .cse9 ~systemActive~0)))))) [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 227 256) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point L252(lines 227 256) the Hoare annotation is: true [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 227 256) the Hoare annotation is: true [2018-11-10 13:44:51,798 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 245) no Hoare annotation was computed. [2018-11-10 13:44:51,798 INFO L428 ceAbstractionStarter]: At program point L241-1(lines 241 245) the Hoare annotation is: true [2018-11-10 13:44:51,799 INFO L425 ceAbstractionStarter]: For program point L237-1(lines 237 251) no Hoare annotation was computed. [2018-11-10 13:44:51,799 INFO L428 ceAbstractionStarter]: At program point L237-3(lines 237 251) the Hoare annotation is: true [2018-11-10 13:44:51,799 INFO L428 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: true [2018-11-10 13:44:51,799 INFO L425 ceAbstractionStarter]: For program point L233-1(line 233) no Hoare annotation was computed. [2018-11-10 13:44:51,799 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse15 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse13 (* 2 |old(~pumpRunning~0)|)) (.cse14 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse4 (< .cse14 1)) (.cse10 (= 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse6 (< 0 .cse13)) (.cse12 (+ ~methaneLevelCritical~0 1)) (.cse9 (<= 2 .cse15)) (.cse16 (+ |old(~pumpRunning~0)| 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse5 (< 3 .cse17))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse7 .cse8 .cse5 .cse6) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 0 (* 2 ~pumpRunning~0)) .cse9)) (or .cse10 .cse1 .cse2 .cse3 .cse11 .cse4 .cse6) (or (and (<= ~waterLevel~0 ~systemActive~0) (<= ~pumpRunning~0 .cse12) .cse9) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse13) .cse7 .cse5 (< |old(~pumpRunning~0)| .cse12)) (or (and .cse10 .cse0) .cse7 .cse3 (< .cse14 0) .cse8 .cse11 .cse6) (or (and (<= .cse15 2) (<= .cse12 ~waterLevel~0)) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse16) (< .cse17 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (and (and (<= ~waterLevel~0 ~methaneLevelCritical~0) .cse9) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< |old(~waterLevel~0)| .cse16) .cse1 .cse2 .cse5)))) [2018-11-10 13:44:51,799 INFO L421 ceAbstractionStarter]: At program point L340(lines 340 346) the Hoare annotation is: (let ((.cse12 (* 2 |old(~pumpRunning~0)|)) (.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse15 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse4 (< .cse15 1)) (.cse7 (= 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse13 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse16 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 3 .cse17)) (.cse6 (< 0 .cse12)) (.cse11 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse9 (+ |old(~pumpRunning~0)| 1)) (.cse10 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse14 (+ ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse2 .cse3 .cse8 .cse4 .cse6) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< |old(~waterLevel~0)| .cse9) (and (<= 1 .cse10) .cse11 .cse0) .cse2 .cse4 .cse5) (or (<= ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse12) .cse13 .cse5 (< |old(~pumpRunning~0)| .cse14)) (or (and .cse7 .cse0) .cse13 .cse3 (< .cse15 0) .cse16 .cse8 .cse6) (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse13 .cse16 .cse5 .cse6 (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse11 (= ~pumpRunning~0 1))) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse9) (< .cse17 3) (< .cse14 |old(~waterLevel~0)|) (< ~systemActive~0 ~methaneLevelCritical~0) (and (<= .cse10 2) (<= .cse14 ~waterLevel~0)) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 13:44:51,799 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 329 352) the Hoare annotation is: (let ((.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse13 (+ ~methaneLevelCritical~0 1)) (.cse12 (* 2 |old(~pumpRunning~0)|)) (.cse14 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse4 (< .cse14 1)) (.cse10 (= 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse6 (< 0 .cse12)) (.cse16 (+ |old(~pumpRunning~0)| 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse9 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse15 (<= .cse13 ~waterLevel~0)) (.cse5 (< 3 .cse17))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse7 .cse8 .cse5 .cse6) (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 0 (* 2 ~pumpRunning~0)) (<= 2 .cse9))) (or .cse10 .cse1 .cse2 .cse3 .cse11 .cse4 .cse6) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (= ~pumpRunning~0 1)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse12) .cse7 .cse5 (< |old(~pumpRunning~0)| .cse13)) (or (and .cse10 .cse0) .cse7 .cse3 (< .cse14 0) .cse8 .cse11 .cse6) (or (and (<= .cse9 2) .cse15) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse16) (< .cse17 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< |old(~waterLevel~0)| .cse16) .cse1 .cse2 (and (<= .cse9 3) (<= ~methaneLevelCritical~0 ~pumpRunning~0) .cse15) .cse5)))) [2018-11-10 13:44:51,799 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse10 (* 2 |old(~pumpRunning~0)|)) (.cse11 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse5 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse4 (+ ~methaneLevelCritical~0 1)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (< (* 2 ~systemActive~0) 2)) (.cse9 (< .cse11 1)) (.cse2 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse8 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 0 .cse10))) (and (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse0 .cse1 .cse2 .cse3) (or (< |old(~waterLevel~0)| (+ |old(~pumpRunning~0)| 1)) (and (<= .cse4 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse5) .cse6 .cse7 .cse8 .cse9 .cse2) (or (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse5 (= ~pumpRunning~0 1)) (< 2 .cse10) .cse0 .cse2 (< |old(~pumpRunning~0)| .cse4)) (or .cse6 .cse7 .cse8 .cse9 .cse2 .cse3) (or .cse0 .cse8 (< .cse11 0) .cse1 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point L333(lines 332 351) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 329 352) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 329 352) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse2 (+ ~methaneLevelCritical~0 1)) (.cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse1 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|)))) (and (or (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse0) (< 2 (* 2 ~pumpRunning~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse1 (< ~pumpRunning~0 .cse2)) (or (= ~pumpRunning~0 0) (< |old(~waterLevel~0)| (+ ~pumpRunning~0 1)) (and (<= .cse2 ~waterLevel~0) .cse0) (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse1))) [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= ~systemActive~0 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-11-10 13:44:51,800 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:44:51,800 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 282 288) no Hoare annotation was computed. [2018-11-10 13:44:51,801 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 282 288) the Hoare annotation is: true [2018-11-10 13:44:51,801 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 361 385) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) [2018-11-10 13:44:51,801 INFO L421 ceAbstractionStarter]: At program point L380(line 380) the Hoare annotation is: (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse5 .cse4) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse3 .cse5 .cse4))) [2018-11-10 13:44:51,801 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 361 385) no Hoare annotation was computed. [2018-11-10 13:44:51,801 INFO L425 ceAbstractionStarter]: For program point L380-1(lines 361 385) no Hoare annotation was computed. [2018-11-10 13:44:51,801 INFO L421 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 0))) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (< 4 (* 2 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse0) (or .cse1 .cse0 .cse2 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse2 .cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) .cse3 .cse4))) [2018-11-10 13:44:51,801 INFO L421 ceAbstractionStarter]: At program point L371(line 371) the Hoare annotation is: (let ((.cse7 (* 2 processEnvironment__wrappee__highWaterSensor_~tmp~2))) (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (<= 2 .cse7)) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse6 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (and (= 0 ~pumpRunning~0) (<= (+ processEnvironment__wrappee__highWaterSensor_~tmp~2 ~systemActive~0) 2) .cse5) .cse0 .cse3 .cse6 .cse4) (or (and (<= .cse7 2) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) .cse5 (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse6 .cse4)))) [2018-11-10 13:44:51,801 INFO L425 ceAbstractionStarter]: For program point L369(lines 369 377) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L421 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point L367-1(line 367) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 382) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse7 (* 2 ~pumpRunning~0)) (.cse12 (+ ~methaneLevelCritical~0 ~pumpRunning~0))) (let ((.cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse5 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse4 (< .cse12 1)) (.cse10 (= 1 ~waterLevel~0)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse6 (< 0 .cse7)) (.cse9 (+ ~methaneLevelCritical~0 1)) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse0) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse7) .cse8 .cse5 (< ~pumpRunning~0 .cse9)) (or .cse10 .cse1 .cse2 .cse3 .cse11 .cse4 .cse6) (or .cse10 .cse8 .cse3 (< .cse12 0) (not (= ~methaneLevelCritical~0 0)) .cse11 .cse6) (or (<= .cse9 ~waterLevel~0) (< |old(~waterLevel~0)| (+ ~pumpRunning~0 2)) (< .cse9 |old(~waterLevel~0)|) (< 4 (* 2 |old(~waterLevel~0)|)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~pumpRunning~0 1) ~systemActive~0) .cse8)))) [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-11-10 13:44:51,802 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 189 196) the Hoare annotation is: true [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 199 223) the Hoare annotation is: true [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 199 223) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L421 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse4 (< 0 (* 2 ~pumpRunning~0)))) (and (or .cse0 .cse1 (< .cse2 0) .cse3 (not (= ~waterLevel~0 1)) .cse4) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse3 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse5 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse1 (< .cse2 1) .cse5 .cse4))) [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 217) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L421 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) .cse1 (not (= ~waterLevel~0 1)) (< 0 (* 2 ~pumpRunning~0))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))))) [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point L207(lines 207 220) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point L207-1(lines 199 223) no Hoare annotation was computed. [2018-11-10 13:44:51,803 INFO L428 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: true [2018-11-10 13:44:51,803 INFO L425 ceAbstractionStarter]: For program point L205-1(line 205) no Hoare annotation was computed. [2018-11-10 13:44:51,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:44:51 BoogieIcfgContainer [2018-11-10 13:44:51,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:44:51,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:44:51,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:44:51,816 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:44:51,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:22" (3/4) ... [2018-11-10 13:44:51,819 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:44:51,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 13:44:51,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 13:44:51,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:44:51,827 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:44:51,827 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:44:51,835 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2018-11-10 13:44:51,835 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 13:44:51,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 13:44:51,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((pumpRunning + 1 <= waterLevel && waterLevel <= splverifierCounter + 2) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && pumpRunning == 1) && (((pumpRunning + 1 <= waterLevel && methaneLevelCritical == 0) && 0 <= 2 * pumpRunning) && waterLevel + splverifierCounter <= 2) && splverifierCounter == 0) || (waterLevel <= systemActive && (((pumpRunning + 1 <= waterLevel && methaneLevelCritical == 0) && 0 <= 2 * pumpRunning) && waterLevel + splverifierCounter <= 2) && splverifierCounter == 0)) || (((((((((pumpRunning + 1 <= waterLevel && waterLevel <= splverifierCounter + 2) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && systemActive <= methaneLevelCritical) && pumpRunning == 0)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 13:44:51,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((systemActive + \old(methaneLevelCritical) < 1 || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 13:44:51,903 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e6b175f0-caff-4d27-987b-da4997fdfe94/bin-2019/utaipan/witness.graphml [2018-11-10 13:44:51,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:44:51,903 INFO L168 Benchmark]: Toolchain (without parser) took 510237.47 ms. Allocated memory was 1.0 GB in the beginning and 5.6 GB in the end (delta: 4.6 GB). Free memory was 956.5 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,903 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: Boogie Preprocessor took 33.00 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. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: RCFGBuilder took 608.72 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: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: TraceAbstraction took 509098.65 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,904 INFO L168 Benchmark]: Witness Printer took 86.89 ms. Allocated memory is still 5.6 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 13:44:51,905 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.00 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 608.72 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: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 509098.65 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. * Witness Printer took 86.89 ms. Allocated memory is still 5.6 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 575]: Loop Invariant Derived loop invariant: ((((systemActive + \old(methaneLevelCritical) < 1 || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: ((((((((((((((((pumpRunning + 1 <= waterLevel && waterLevel <= splverifierCounter + 2) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && pumpRunning == 1) && (((pumpRunning + 1 <= waterLevel && methaneLevelCritical == 0) && 0 <= 2 * pumpRunning) && waterLevel + splverifierCounter <= 2) && splverifierCounter == 0) || (waterLevel <= systemActive && (((pumpRunning + 1 <= waterLevel && methaneLevelCritical == 0) && 0 <= 2 * pumpRunning) && waterLevel + splverifierCounter <= 2) && splverifierCounter == 0)) || (((((((((pumpRunning + 1 <= waterLevel && waterLevel <= splverifierCounter + 2) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && systemActive <= methaneLevelCritical) && pumpRunning == 0)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 165 locations, 1 error locations. SAFE Result, 509.0s OverallTime, 12 OverallIterations, 6 TraceHistogramMax, 209.6s AutomataDifference, 0.0s DeadEndRemovalTime, 25.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2786 SDtfs, 4384 SDslu, 19855 SDs, 0 SdLazy, 21150 SolverSat, 1975 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 139.2s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 780 GetRequests, 416 SyntacticMatches, 8 SemanticMatches, 356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12651 ImplicationChecksByTransitivity, 17.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1630occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 196.9s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9939535704923652 AbsIntWeakeningRatio, 0.8248587570621468 AbsIntAvgWeakeningVarsNumRemoved, 5855.563088512241 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 379 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 2508 PreInvPairs, 2609 NumberOfFragments, 5033 HoareAnnotationTreeSize, 2508 FomulaSimplifications, 101754 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 68 FomulaSimplificationsInter, 418944 FormulaSimplificationTreeSizeReductionInter, 20.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1214 NumberOfCodeBlocks, 1214 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1202 ConstructedInterpolants, 0 QuantifiedInterpolants, 216314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 227/241 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...