./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_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_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/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 216d00aaae39a5385dce6e868b43ee8cd776a043 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:43:05,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:43:05,597 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:43:05,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:43:05,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:43:05,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:43:05,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:43:05,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:43:05,607 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:43:05,608 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:43:05,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:43:05,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:43:05,609 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:43:05,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:43:05,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:43:05,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:43:05,612 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:43:05,613 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:43:05,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:43:05,615 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:43:05,616 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:43:05,617 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:43:05,618 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:43:05,619 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:43:05,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:43:05,619 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:43:05,620 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:43:05,621 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:43:05,621 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:43:05,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:43:05,622 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:43:05,623 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:43:05,623 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:43:05,623 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:43:05,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:43:05,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:43:05,624 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:43:05,633 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:43:05,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:43:05,634 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:43:05,634 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:43:05,635 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:43:05,635 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:43:05,635 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:43:05,636 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:43:05,637 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:43:05,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:43:05,638 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:43:05,638 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:43:05,638 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_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/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 -> 216d00aaae39a5385dce6e868b43ee8cd776a043 [2018-11-10 05:43:05,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:43:05,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:43:05,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:43:05,671 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:43:05,671 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:43:05,672 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 05:43:05,706 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/data/0444444ed/dce10af368664da1b0b0a3f084b5c997/FLAG2a7a1eda1 [2018-11-10 05:43:06,116 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:43:06,116 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 05:43:06,123 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/data/0444444ed/dce10af368664da1b0b0a3f084b5c997/FLAG2a7a1eda1 [2018-11-10 05:43:06,135 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/data/0444444ed/dce10af368664da1b0b0a3f084b5c997 [2018-11-10 05:43:06,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:43:06,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:43:06,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:43:06,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:43:06,141 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:43:06,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06, skipping insertion in model container [2018-11-10 05:43:06,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:43:06,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:43:06,365 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:43:06,373 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:43:06,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:43:06,450 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:43:06,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06 WrapperNode [2018-11-10 05:43:06,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:43:06,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:43:06,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:43:06,452 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:43:06,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:43:06,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:43:06,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:43:06,548 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:43:06,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... [2018-11-10 05:43:06,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:43:06,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:43:06,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:43:06,582 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:43:06,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/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 05:43:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 05:43:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 05:43:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:43:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:43:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 05:43:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 05:43:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 05:43:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 05:43:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 05:43:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 05:43:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 05:43:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 05:43:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 05:43:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 05:43:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 05:43:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 05:43:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 05:43:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 05:43:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:43:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:43:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 05:43:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 05:43:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 05:43:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 05:43:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 05:43:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 05:43:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 05:43:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 05:43:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:43:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:43:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:43:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:43:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 05:43:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 05:43:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:43:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:43:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:43:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:43:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 05:43:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 05:43:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 05:43:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 05:43:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 05:43:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 05:43:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 05:43:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 05:43:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 05:43:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 05:43:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 05:43:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 05:43:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:43:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:43:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:43:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:43:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:43:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:43:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 05:43:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 05:43:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 05:43:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 05:43:07,150 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:43:07,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:07 BoogieIcfgContainer [2018-11-10 05:43:07,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:43:07,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:43:07,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:43:07,153 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:43:07,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:43:06" (1/3) ... [2018-11-10 05:43:07,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3400138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:43:07, skipping insertion in model container [2018-11-10 05:43:07,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:43:06" (2/3) ... [2018-11-10 05:43:07,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3400138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:43:07, skipping insertion in model container [2018-11-10 05:43:07,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:07" (3/3) ... [2018-11-10 05:43:07,156 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 05:43:07,162 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:43:07,168 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:43:07,177 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:43:07,199 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:43:07,199 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:43:07,199 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:43:07,199 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:43:07,199 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:43:07,199 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:43:07,200 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:43:07,200 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:43:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2018-11-10 05:43:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:43:07,220 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:07,221 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 05:43:07,223 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:07,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:07,228 INFO L82 PathProgramCache]: Analyzing trace with hash 380097223, now seen corresponding path program 1 times [2018-11-10 05:43:07,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:07,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:07,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,260 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:07,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:07,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:43:07,414 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:07,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:43:07,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:43:07,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:43:07,426 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2018-11-10 05:43:07,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:07,456 INFO L93 Difference]: Finished difference Result 296 states and 365 transitions. [2018-11-10 05:43:07,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:43:07,458 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 05:43:07,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:07,467 INFO L225 Difference]: With dead ends: 296 [2018-11-10 05:43:07,467 INFO L226 Difference]: Without dead ends: 148 [2018-11-10 05:43:07,470 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:43:07,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-10 05:43:07,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-10 05:43:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-10 05:43:07,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 174 transitions. [2018-11-10 05:43:07,508 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 174 transitions. Word has length 46 [2018-11-10 05:43:07,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:07,509 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 174 transitions. [2018-11-10 05:43:07,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:43:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2018-11-10 05:43:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:43:07,511 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:07,511 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 05:43:07,512 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:07,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:07,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1915425234, now seen corresponding path program 1 times [2018-11-10 05:43:07,512 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:07,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:07,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,513 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:07,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:07,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:43:07,606 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:07,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:43:07,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:43:07,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:43:07,609 INFO L87 Difference]: Start difference. First operand 148 states and 174 transitions. Second operand 3 states. [2018-11-10 05:43:07,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:07,628 INFO L93 Difference]: Finished difference Result 237 states and 277 transitions. [2018-11-10 05:43:07,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:43:07,628 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 05:43:07,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:07,630 INFO L225 Difference]: With dead ends: 237 [2018-11-10 05:43:07,630 INFO L226 Difference]: Without dead ends: 138 [2018-11-10 05:43:07,631 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:43:07,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-10 05:43:07,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-10 05:43:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-10 05:43:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 161 transitions. [2018-11-10 05:43:07,643 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 161 transitions. Word has length 48 [2018-11-10 05:43:07,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:07,643 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 161 transitions. [2018-11-10 05:43:07,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:43:07,643 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2018-11-10 05:43:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 05:43:07,644 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:07,645 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 05:43:07,645 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:07,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:07,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1976174521, now seen corresponding path program 1 times [2018-11-10 05:43:07,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:07,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:07,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:07,646 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:07,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:07,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:07,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:43:07,759 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:07,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:43:07,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:43:07,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:43:07,760 INFO L87 Difference]: Start difference. First operand 138 states and 161 transitions. Second operand 7 states. [2018-11-10 05:43:08,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:08,125 INFO L93 Difference]: Finished difference Result 417 states and 502 transitions. [2018-11-10 05:43:08,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:43:08,126 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-10 05:43:08,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:08,129 INFO L225 Difference]: With dead ends: 417 [2018-11-10 05:43:08,129 INFO L226 Difference]: Without dead ends: 303 [2018-11-10 05:43:08,130 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:43:08,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2018-11-10 05:43:08,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 295. [2018-11-10 05:43:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2018-11-10 05:43:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 355 transitions. [2018-11-10 05:43:08,161 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 355 transitions. Word has length 52 [2018-11-10 05:43:08,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:08,161 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 355 transitions. [2018-11-10 05:43:08,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:43:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 355 transitions. [2018-11-10 05:43:08,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 05:43:08,164 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:08,164 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:43:08,165 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:08,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:08,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1395233999, now seen corresponding path program 1 times [2018-11-10 05:43:08,165 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:08,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:08,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:08,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:08,166 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:08,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:08,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:08,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:43:08,254 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:08,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:43:08,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:43:08,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:43:08,255 INFO L87 Difference]: Start difference. First operand 295 states and 355 transitions. Second operand 6 states. [2018-11-10 05:43:08,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:08,440 INFO L93 Difference]: Finished difference Result 822 states and 1013 transitions. [2018-11-10 05:43:08,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:43:08,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-10 05:43:08,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:08,444 INFO L225 Difference]: With dead ends: 822 [2018-11-10 05:43:08,444 INFO L226 Difference]: Without dead ends: 551 [2018-11-10 05:43:08,446 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:43:08,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2018-11-10 05:43:08,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 545. [2018-11-10 05:43:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2018-11-10 05:43:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 660 transitions. [2018-11-10 05:43:08,479 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 660 transitions. Word has length 58 [2018-11-10 05:43:08,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:08,479 INFO L481 AbstractCegarLoop]: Abstraction has 545 states and 660 transitions. [2018-11-10 05:43:08,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:43:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 660 transitions. [2018-11-10 05:43:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 05:43:08,483 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:08,483 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:43:08,483 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:08,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:08,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1229625813, now seen corresponding path program 1 times [2018-11-10 05:43:08,483 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:08,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:08,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:08,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:08,484 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:08,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:08,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:43:08,565 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:08,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:43:08,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:43:08,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:43:08,566 INFO L87 Difference]: Start difference. First operand 545 states and 660 transitions. Second operand 7 states. [2018-11-10 05:43:08,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:08,986 INFO L93 Difference]: Finished difference Result 1402 states and 1813 transitions. [2018-11-10 05:43:08,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 05:43:08,986 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-10 05:43:08,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:08,990 INFO L225 Difference]: With dead ends: 1402 [2018-11-10 05:43:08,990 INFO L226 Difference]: Without dead ends: 881 [2018-11-10 05:43:08,992 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 05:43:08,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2018-11-10 05:43:09,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 779. [2018-11-10 05:43:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2018-11-10 05:43:09,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 941 transitions. [2018-11-10 05:43:09,041 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 941 transitions. Word has length 62 [2018-11-10 05:43:09,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:09,041 INFO L481 AbstractCegarLoop]: Abstraction has 779 states and 941 transitions. [2018-11-10 05:43:09,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:43:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 941 transitions. [2018-11-10 05:43:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 05:43:09,044 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:09,045 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] [2018-11-10 05:43:09,045 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:09,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:09,045 INFO L82 PathProgramCache]: Analyzing trace with hash -633075278, now seen corresponding path program 1 times [2018-11-10 05:43:09,045 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:09,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:09,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,046 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:43:09,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:09,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:43:09,131 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:09,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:43:09,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:43:09,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:43:09,132 INFO L87 Difference]: Start difference. First operand 779 states and 941 transitions. Second operand 6 states. [2018-11-10 05:43:09,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:09,182 INFO L93 Difference]: Finished difference Result 1562 states and 1946 transitions. [2018-11-10 05:43:09,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:43:09,183 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-10 05:43:09,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:09,187 INFO L225 Difference]: With dead ends: 1562 [2018-11-10 05:43:09,187 INFO L226 Difference]: Without dead ends: 807 [2018-11-10 05:43:09,189 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:43:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2018-11-10 05:43:09,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 799. [2018-11-10 05:43:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-11-10 05:43:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 961 transitions. [2018-11-10 05:43:09,227 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 961 transitions. Word has length 99 [2018-11-10 05:43:09,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:09,228 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 961 transitions. [2018-11-10 05:43:09,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:43:09,228 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 961 transitions. [2018-11-10 05:43:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 05:43:09,229 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:09,230 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] [2018-11-10 05:43:09,230 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:09,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:09,230 INFO L82 PathProgramCache]: Analyzing trace with hash 260411060, now seen corresponding path program 1 times [2018-11-10 05:43:09,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:09,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:09,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,231 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:43:09,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:09,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 05:43:09,306 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:09,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:43:09,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:43:09,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:43:09,307 INFO L87 Difference]: Start difference. First operand 799 states and 961 transitions. Second operand 8 states. [2018-11-10 05:43:09,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:09,382 INFO L93 Difference]: Finished difference Result 1602 states and 1986 transitions. [2018-11-10 05:43:09,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:43:09,383 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-10 05:43:09,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:09,387 INFO L225 Difference]: With dead ends: 1602 [2018-11-10 05:43:09,387 INFO L226 Difference]: Without dead ends: 827 [2018-11-10 05:43:09,389 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:43:09,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2018-11-10 05:43:09,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 815. [2018-11-10 05:43:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2018-11-10 05:43:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 977 transitions. [2018-11-10 05:43:09,440 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 977 transitions. Word has length 99 [2018-11-10 05:43:09,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:09,440 INFO L481 AbstractCegarLoop]: Abstraction has 815 states and 977 transitions. [2018-11-10 05:43:09,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:43:09,440 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 977 transitions. [2018-11-10 05:43:09,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 05:43:09,442 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:09,442 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] [2018-11-10 05:43:09,443 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:09,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:09,443 INFO L82 PathProgramCache]: Analyzing trace with hash 252651701, now seen corresponding path program 1 times [2018-11-10 05:43:09,443 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:09,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:09,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,444 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:09,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:43:09,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:43:09,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:43:09,518 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:09,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:43:09,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:43:09,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:43:09,519 INFO L87 Difference]: Start difference. First operand 815 states and 977 transitions. Second operand 4 states. [2018-11-10 05:43:09,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:09,770 INFO L93 Difference]: Finished difference Result 2583 states and 3246 transitions. [2018-11-10 05:43:09,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:43:09,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-10 05:43:09,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:09,778 INFO L225 Difference]: With dead ends: 2583 [2018-11-10 05:43:09,778 INFO L226 Difference]: Without dead ends: 1792 [2018-11-10 05:43:09,780 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:43:09,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1792 states. [2018-11-10 05:43:09,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1792 to 1761. [2018-11-10 05:43:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-11-10 05:43:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 2165 transitions. [2018-11-10 05:43:09,874 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 2165 transitions. Word has length 99 [2018-11-10 05:43:09,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:09,874 INFO L481 AbstractCegarLoop]: Abstraction has 1761 states and 2165 transitions. [2018-11-10 05:43:09,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:43:09,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2165 transitions. [2018-11-10 05:43:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 05:43:09,877 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:09,877 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] [2018-11-10 05:43:09,877 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:09,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:09,878 INFO L82 PathProgramCache]: Analyzing trace with hash 651142543, now seen corresponding path program 1 times [2018-11-10 05:43:09,878 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:09,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:09,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:09,879 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:43:09,991 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:43:09,991 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 05:43:09,992 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 104 with the following transitions: [2018-11-10 05:43:09,994 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [27], [28], [40], [43], [45], [46], [49], [53], [54], [55], [70], [73], [75], [79], [85], [89], [93], [96], [101], [104], [109], [112], [128], [129], [132], [133], [134], [136], [141], [144], [145], [147], [152], [154], [155], [160], [162], [163], [164], [170], [174], [218], [219], [222], [224], [227], [237], [240], [244], [245], [248], [250], [253], [255], [258], [267], [268], [269], [270], [271], [272], [273], [274], [275], [281], [283], [284], [291], [292], [293], [294], [295], [296], [299], [303], [304], [305], [306], [307], [308], [311], [312], [313], [319], [320], [321], [323], [324], [325], [326], [331], [332], [333], [334], [335] [2018-11-10 05:43:10,036 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 05:43:10,036 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 05:43:15,956 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 05:43:15,957 INFO L272 AbstractInterpreter]: Visited 77 different actions 77 times. Never merged. Never widened. Never found a fixpoint. Largest state had 132 variables. [2018-11-10 05:43:15,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:15,961 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 05:43:20,365 INFO L227 lantSequenceWeakener]: Weakened 76 states. On average, predicates are now at 97.16% of their original sizes. [2018-11-10 05:43:20,365 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 05:43:20,929 INFO L415 sIntCurrentIteration]: We unified 102 AI predicates to 102 [2018-11-10 05:43:20,929 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 05:43:20,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 05:43:20,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [27] imperfect sequences [13] total 38 [2018-11-10 05:43:20,930 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:43:20,930 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-10 05:43:20,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-10 05:43:20,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2018-11-10 05:43:20,931 INFO L87 Difference]: Start difference. First operand 1761 states and 2165 transitions. Second operand 27 states. [2018-11-10 05:43:41,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:43:41,793 INFO L93 Difference]: Finished difference Result 3827 states and 4771 transitions. [2018-11-10 05:43:41,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-11-10 05:43:41,793 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 103 [2018-11-10 05:43:41,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:43:41,800 INFO L225 Difference]: With dead ends: 3827 [2018-11-10 05:43:41,800 INFO L226 Difference]: Without dead ends: 2090 [2018-11-10 05:43:41,805 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 129 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=285, Invalid=2577, Unknown=0, NotChecked=0, Total=2862 [2018-11-10 05:43:41,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2018-11-10 05:43:41,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2056. [2018-11-10 05:43:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2056 states. [2018-11-10 05:43:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 2056 states and 2442 transitions. [2018-11-10 05:43:41,918 INFO L78 Accepts]: Start accepts. Automaton has 2056 states and 2442 transitions. Word has length 103 [2018-11-10 05:43:41,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:43:41,918 INFO L481 AbstractCegarLoop]: Abstraction has 2056 states and 2442 transitions. [2018-11-10 05:43:41,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-10 05:43:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2442 transitions. [2018-11-10 05:43:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 05:43:41,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:43:41,924 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:43:41,925 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:43:41,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:41,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1487409694, now seen corresponding path program 1 times [2018-11-10 05:43:41,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:43:41,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:41,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:43:41,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:43:41,926 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:43:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 05:43:42,030 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:43:42,030 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 05:43:42,031 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-11-10 05:43:42,031 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [27], [28], [29], [31], [34], [38], [39], [40], [43], [45], [46], [49], [53], [54], [55], [58], [60], [66], [70], [73], [74], [75], [79], [85], [89], [93], [96], [99], [101], [104], [107], [109], [112], [128], [129], [130], [131], [132], [133], [134], [136], [141], [144], [145], [147], [152], [154], [155], [160], [162], [163], [164], [167], [170], [174], [180], [210], [214], [218], [219], [222], [224], [227], [234], [237], [240], [244], [245], [248], [250], [253], [255], [258], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [275], [279], [280], [281], [283], [284], [285], [286], [289], [290], [291], [292], [293], [294], [295], [296], [299], [300], [303], [304], [305], [306], [307], [308], [309], [310], [311], [312], [313], [314], [319], [320], [321], [323], [324], [325], [326], [329], [330], [331], [332], [333], [334], [335] [2018-11-10 05:43:42,035 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 05:43:42,035 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 05:45:02,914 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 05:45:02,914 INFO L272 AbstractInterpreter]: Visited 115 different actions 1117 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 05:45:02,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:45:02,919 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 05:45:27,156 INFO L227 lantSequenceWeakener]: Weakened 135 states. On average, predicates are now at 96.67% of their original sizes. [2018-11-10 05:45:27,157 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 05:45:29,339 INFO L415 sIntCurrentIteration]: We unified 156 AI predicates to 156 [2018-11-10 05:45:29,339 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 05:45:29,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 05:45:29,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [52] imperfect sequences [10] total 60 [2018-11-10 05:45:29,340 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:45:29,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-11-10 05:45:29,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-11-10 05:45:29,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=2385, Unknown=0, NotChecked=0, Total=2652 [2018-11-10 05:45:29,341 INFO L87 Difference]: Start difference. First operand 2056 states and 2442 transitions. Second operand 52 states. [2018-11-10 05:47:16,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:47:16,041 INFO L93 Difference]: Finished difference Result 5217 states and 6544 transitions. [2018-11-10 05:47:16,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2018-11-10 05:47:16,041 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 157 [2018-11-10 05:47:16,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:47:16,053 INFO L225 Difference]: With dead ends: 5217 [2018-11-10 05:47:16,053 INFO L226 Difference]: Without dead ends: 3561 [2018-11-10 05:47:16,061 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 252 GetRequests, 103 SyntacticMatches, 3 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6987 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=1603, Invalid=20153, Unknown=0, NotChecked=0, Total=21756 [2018-11-10 05:47:16,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3561 states. [2018-11-10 05:47:16,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3561 to 3227. [2018-11-10 05:47:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3227 states. [2018-11-10 05:47:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 3817 transitions. [2018-11-10 05:47:16,357 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 3817 transitions. Word has length 157 [2018-11-10 05:47:16,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:47:16,358 INFO L481 AbstractCegarLoop]: Abstraction has 3227 states and 3817 transitions. [2018-11-10 05:47:16,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-11-10 05:47:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 3817 transitions. [2018-11-10 05:47:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 05:47:16,363 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:47:16,364 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:47:16,364 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:47:16,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:47:16,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1212650080, now seen corresponding path program 1 times [2018-11-10 05:47:16,364 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:47:16,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:47:16,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:47:16,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:47:16,365 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:47:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:47:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 05:47:16,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:47:16,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 05:47:16,513 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:47:16,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:47:16,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:47:16,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:47:16,514 INFO L87 Difference]: Start difference. First operand 3227 states and 3817 transitions. Second operand 9 states. [2018-11-10 05:47:16,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:47:16,690 INFO L93 Difference]: Finished difference Result 4902 states and 5841 transitions. [2018-11-10 05:47:16,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 05:47:16,690 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-10 05:47:16,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:47:16,696 INFO L225 Difference]: With dead ends: 4902 [2018-11-10 05:47:16,696 INFO L226 Difference]: Without dead ends: 2301 [2018-11-10 05:47:16,700 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:47:16,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2301 states. [2018-11-10 05:47:16,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2301 to 2289. [2018-11-10 05:47:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2289 states. [2018-11-10 05:47:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 2289 states and 2660 transitions. [2018-11-10 05:47:16,834 INFO L78 Accepts]: Start accepts. Automaton has 2289 states and 2660 transitions. Word has length 157 [2018-11-10 05:47:16,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:47:16,834 INFO L481 AbstractCegarLoop]: Abstraction has 2289 states and 2660 transitions. [2018-11-10 05:47:16,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:47:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2660 transitions. [2018-11-10 05:47:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 05:47:16,838 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:47:16,839 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:47:16,839 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:47:16,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:47:16,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1025267222, now seen corresponding path program 1 times [2018-11-10 05:47:16,839 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:47:16,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:47:16,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:47:16,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:47:16,840 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:47:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:47:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 05:47:16,884 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:47:16,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:47:16,884 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:47:16,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:47:16,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:47:16,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:47:16,885 INFO L87 Difference]: Start difference. First operand 2289 states and 2660 transitions. Second operand 4 states. [2018-11-10 05:47:17,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:47:17,098 INFO L93 Difference]: Finished difference Result 2744 states and 3210 transitions. [2018-11-10 05:47:17,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:47:17,098 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 163 [2018-11-10 05:47:17,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:47:17,099 INFO L225 Difference]: With dead ends: 2744 [2018-11-10 05:47:17,099 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:47:17,102 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:47:17,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:47:17,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:47:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:47:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:47:17,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2018-11-10 05:47:17,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:47:17,103 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:47:17,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:47:17,103 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:47:17,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:47:17,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:47:17,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:17,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,394 WARN L179 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 363 [2018-11-10 05:47:18,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:18,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:19,102 WARN L179 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 380 [2018-11-10 05:47:20,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,265 WARN L179 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 353 [2018-11-10 05:47:20,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,714 WARN L179 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 353 [2018-11-10 05:47:20,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:20,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:21,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:21,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:21,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:47:21,606 WARN L179 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 382 [2018-11-10 05:47:22,274 WARN L179 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 50 [2018-11-10 05:47:22,502 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-11-10 05:47:22,882 WARN L179 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 55 [2018-11-10 05:47:23,222 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 54 [2018-11-10 05:47:23,941 WARN L179 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 58 [2018-11-10 05:47:24,218 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 48 [2018-11-10 05:47:24,542 WARN L179 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 53 [2018-11-10 05:47:24,850 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 27 [2018-11-10 05:47:26,224 WARN L179 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 363 DAG size of output: 113 [2018-11-10 05:47:27,228 WARN L179 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 85 [2018-11-10 05:47:27,715 WARN L179 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 28 [2018-11-10 05:47:29,088 WARN L179 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 447 DAG size of output: 87 [2018-11-10 05:47:29,365 WARN L179 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 27 [2018-11-10 05:47:30,460 WARN L179 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 465 DAG size of output: 59 [2018-11-10 05:47:31,832 WARN L179 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 342 DAG size of output: 111 [2018-11-10 05:47:32,350 WARN L179 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 54 [2018-11-10 05:47:33,293 WARN L179 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 93 [2018-11-10 05:47:33,844 WARN L179 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 56 [2018-11-10 05:47:34,418 WARN L179 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 28 [2018-11-10 05:47:35,210 WARN L179 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 69 [2018-11-10 05:47:35,828 WARN L179 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 49 [2018-11-10 05:47:36,088 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 44 [2018-11-10 05:47:36,222 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2018-11-10 05:47:36,502 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2018-11-10 05:47:36,736 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 30 [2018-11-10 05:47:36,927 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-11-10 05:47:37,232 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 1 [2018-11-10 05:47:37,780 WARN L179 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 80 [2018-11-10 05:47:38,012 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 34 [2018-11-10 05:47:38,218 WARN L179 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-11-10 05:47:39,208 WARN L179 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 96 [2018-11-10 05:47:40,537 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 438 DAG size of output: 83 [2018-11-10 05:47:40,785 WARN L179 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2018-11-10 05:47:41,022 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 26 [2018-11-10 05:47:42,079 WARN L179 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 438 DAG size of output: 67 [2018-11-10 05:47:42,355 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 1 [2018-11-10 05:47:43,667 WARN L179 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 393 DAG size of output: 75 [2018-11-10 05:47:43,941 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 1 [2018-11-10 05:47:45,591 WARN L179 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 467 DAG size of output: 77 [2018-11-10 05:47:45,594 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2018-11-10 05:47:45,594 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2018-11-10 05:47:45,594 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2018-11-10 05:47:45,594 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2018-11-10 05:47:45,594 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2018-11-10 05:47:45,594 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 967 989) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,594 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 967 989) no Hoare annotation was computed. [2018-11-10 05:47:45,594 INFO L421 ceAbstractionStarter]: At program point L979(line 979) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~waterLevel~0 main_~tmp~10) 2) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,594 INFO L421 ceAbstractionStarter]: At program point L979-1(line 979) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~waterLevel~0 main_~tmp~10) 2) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,594 INFO L425 ceAbstractionStarter]: For program point L977(lines 977 984) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point L977-1(lines 977 984) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L421 ceAbstractionStarter]: At program point L974(line 974) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,595 INFO L421 ceAbstractionStarter]: At program point L973(line 973) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 967 989) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L421 ceAbstractionStarter]: At program point L973-1(line 973) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,595 INFO L421 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse2 (* 2 ~methaneLevelCritical~0))) (let ((.cse0 (not (= |old(~systemActive~0)| 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 .cse2)) (.cse7 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (.cse4 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 2 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|))) (.cse6 (< 3 (+ ~waterLevel~0 |old(~systemActive~0)|)))) (and (or .cse0 .cse1 (< .cse2 2) .cse3) (or (and (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse4 (<= ~methaneLevelCritical~0 ~systemActive~0)) (= ~waterLevel~0 1) (not (= ~methaneLevelCritical~0 1)) (< (* 2 |old(~systemActive~0)|) 2) (< ~waterLevel~0 |old(~systemActive~0)|) .cse5 .cse6 .cse7) (or .cse0 (or .cse1 .cse8)) (or .cse1 (or (< .cse2 0) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 1) .cse3 .cse7)) (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) .cse4 (= ~pumpRunning~0 1)) (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) (< (+ ~methaneLevelCritical~0 |old(~systemActive~0)|) 1) .cse8 .cse5 .cse6 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 475 489) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 475 489) the Hoare annotation is: (let ((.cse3 (* 2 ~methaneLevelCritical~0)) (.cse6 (= |old(~systemActive~0)| 0)) (.cse7 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (and .cse7 .cse8)) (.cse0 (not .cse6)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 .cse3)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (< 2 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|))) (.cse10 (< 3 (+ ~waterLevel~0 |old(~systemActive~0)|)))) (and (or .cse0 .cse1 .cse2 (< .cse3 2) .cse4) (or .cse1 .cse0 (or .cse2 .cse5)) (or (or .cse2 (or (< .cse3 0) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 1) .cse4 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) .cse6 (and (not .cse7) .cse8)) (or (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) (< (+ ~methaneLevelCritical~0 |old(~systemActive~0)|) 1) .cse5 .cse9 .cse10 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (and .cse8 (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~methaneLevelCritical~0 ~systemActive~0)) (= ~waterLevel~0 1) (< (* 2 |old(~systemActive~0)|) 2) (< ~waterLevel~0 |old(~systemActive~0)|) .cse9 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) .cse10)))) [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 475 489) no Hoare annotation was computed. [2018-11-10 05:47:45,595 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 392 400) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 392 400) the Hoare annotation is: true [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 392 400) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L428 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2018-11-10 05:47:45,596 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2018-11-10 05:47:45,596 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 957 966) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,596 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 957 966) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 957 966) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 381 391) the Hoare annotation is: true [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 381 391) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 381 391) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L428 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-11-10 05:47:45,597 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 373 380) the Hoare annotation is: (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< 3 (+ ~systemActive~0 ~waterLevel~0))) [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 373 380) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 373 380) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-10 05:47:45,597 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-10 05:47:45,597 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-10 05:47:45,598 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 322 346) no Hoare annotation was computed. [2018-11-10 05:47:45,598 INFO L421 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (let ((.cse1 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse2))) .cse3) (or (= ~pumpRunning~0 0) (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (or .cse3 (< ~systemActive~0 .cse4) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse4 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))))) [2018-11-10 05:47:45,598 INFO L425 ceAbstractionStarter]: For program point L341-1(lines 322 346) no Hoare annotation was computed. [2018-11-10 05:47:45,598 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 322 346) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (let ((.cse1 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse2))) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3) (or (= ~pumpRunning~0 0) (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (or .cse3 (< ~systemActive~0 .cse4) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse4 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))))) [2018-11-10 05:47:45,598 INFO L421 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse3 (< .cse6 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse4 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (let ((.cse1 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse2))) (not (= ~systemActive~0 1))) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 .cse3 .cse4 .cse5) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse6 0) (not (= ~methaneLevelCritical~0 0)) .cse4 .cse5)))) [2018-11-10 05:47:45,598 INFO L421 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse3 (< .cse6 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse4 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (let ((.cse1 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse2))) (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1))) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 .cse3 .cse4 .cse5) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse6 0) (not (= ~methaneLevelCritical~0 0)) .cse4 .cse5)))) [2018-11-10 05:47:45,598 INFO L425 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2018-11-10 05:47:45,599 INFO L421 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (< .cse4 1))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 .cse1 .cse2 .cse3) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse4 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (let ((.cse5 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse6 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse5 .cse6 .cse1 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse5 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse6))) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)))))) [2018-11-10 05:47:45,599 INFO L425 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-11-10 05:47:45,599 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 343) no Hoare annotation was computed. [2018-11-10 05:47:45,599 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 288 294) no Hoare annotation was computed. [2018-11-10 05:47:45,599 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 288 294) the Hoare annotation is: true [2018-11-10 05:47:45,599 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 191 256) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,599 INFO L421 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: (let ((.cse18 (+ ~pumpRunning~0 1))) (let ((.cse11 (+ ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (* 2 ~methaneLevelCritical~0)) (.cse12 (<= .cse18 ~waterLevel~0)) (.cse6 (= ~systemActive~0 1)) (.cse17 (+ ~systemActive~0 2147483646))) (let ((.cse8 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse5 (= ~pumpRunning~0 0)) (.cse9 (and .cse12 (<= ~waterLevel~0 .cse18) .cse6 (<= 0 (* 2 test_~splverifierCounter~0)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= 0 (+ ~systemActive~0 test_~tmp~1 2147483647)) (<= test_~tmp~1 .cse17))) (.cse10 (<= ~methaneLevelCritical~0 (+ test_~tmp___0~1 2147483648))) (.cse4 (let ((.cse13 (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0))) (.cse14 (<= .cse3 2)) (.cse15 (<= test_~tmp___2~0 .cse17)) (.cse16 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)))) (or (and .cse12 .cse13 (<= ~waterLevel~0 .cse11) (<= ~systemActive~0 ~methaneLevelCritical~0) .cse14 .cse15 .cse16 .cse2) (and .cse12 (<= ~systemActive~0 ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3) .cse13 .cse14 .cse15 .cse16 .cse2)))) (.cse7 (<= .cse3 0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and (<= 2 .cse3) .cse4 .cse5) (and (= ~waterLevel~0 2) .cse6 .cse7 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) .cse8 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse5 .cse2) (and .cse9 .cse10 .cse8 (<= .cse11 ~waterLevel~0) .cse5) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse9 .cse10 .cse4 (<= (+ ~methaneLevelCritical~0 test_~tmp___0~1) 2147483647) .cse7) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-11-10 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2018-11-10 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2018-11-10 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 191 256) no Hoare annotation was computed. [2018-11-10 05:47:45,600 INFO L421 ceAbstractionStarter]: At program point L246(lines 201 248) the Hoare annotation is: (let ((.cse5 (<= (+ ~pumpRunning~0 1) ~waterLevel~0)) (.cse6 (<= ~systemActive~0 ~waterLevel~0)) (.cse7 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse3 (and .cse5 .cse6 .cse7 (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= (* 2 ~methaneLevelCritical~0) 2) (<= 0 (* 2 ~pumpRunning~0)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2)) (.cse4 (and .cse5 (<= ~pumpRunning~0 ~systemActive~0) .cse6 (= ~methaneLevelCritical~0 0) (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) .cse7 .cse2)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse3 (<= ~systemActive~0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (and .cse4 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 1)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 05:47:45,600 INFO L421 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse9 (+ ~systemActive~0 2147483646))) (let ((.cse3 (+ ~pumpRunning~0 1)) (.cse6 (<= 0 (+ ~systemActive~0 test_~tmp~1 2147483647))) (.cse7 (<= test_~tmp~1 .cse9)) (.cse5 (+ ~methaneLevelCritical~0 1)) (.cse4 (<= test_~tmp___2~0 .cse9)) (.cse8 (= ~pumpRunning~0 0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2)) (and (and (and (<= .cse3 ~waterLevel~0) (<= ~methaneLevelCritical~0 ~systemActive~0) (<= 0 (+ ~systemActive~0 test_~tmp___2~0 2147483647)) .cse4) (= ~pumpRunning~0 1) (and (<= ~systemActive~0 .cse5) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 (+ ~methaneLevelCritical~0 2)) .cse6 .cse7) .cse2) (not .cse0)) (and (and (<= ~waterLevel~0 .cse3) (= ~systemActive~0 1) .cse6 .cse7) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= .cse5 ~waterLevel~0) .cse8 .cse2) (and (and (<= ~systemActive~0 ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0)) (<= (* 2 ~methaneLevelCritical~0) 2) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (<= ~systemActive~0 ~methaneLevelCritical~0) .cse8 .cse2) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (< |old(~waterLevel~0)| |old(~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 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 217) no Hoare annotation was computed. [2018-11-10 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2018-11-10 05:47:45,600 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 207) no Hoare annotation was computed. [2018-11-10 05:47:45,601 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 201 248) no Hoare annotation was computed. [2018-11-10 05:47:45,601 INFO L421 ceAbstractionStarter]: At program point L249(lines 200 250) the Hoare annotation is: (or (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~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 05:47:45,601 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse7 (+ ~pumpRunning~0 1))) (let ((.cse5 (<= 0 (+ ~methaneLevelCritical~0 ~pumpRunning~0))) (.cse6 (<= ~methaneLevelCritical~0 .cse7)) (.cse0 (+ ~systemActive~0 2147483646)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and (<= .cse7 ~waterLevel~0) .cse5 (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0)) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= (* 2 ~methaneLevelCritical~0) 2) .cse6 (<= test_~tmp___2~0 .cse0) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4)) (.cse2 (= ~systemActive~0 0)) (.cse3 (= 0 ~pumpRunning~0))) (or (and (and (<= 0 (+ ~systemActive~0 test_~tmp~1 2147483647)) (<= test_~tmp~1 .cse0)) .cse1 (<= ~methaneLevelCritical~0 (+ test_~tmp___0~1 2147483648)) (<= (+ ~methaneLevelCritical~0 test_~tmp___0~1) 2147483647)) (and .cse1 (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0))) (and .cse2 (and (= 0 ~methaneLevelCritical~0) .cse3 .cse4)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse3 (and (<= 2 (* 2 ~waterLevel~0)) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse5 .cse6) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-11-10 05:47:45,601 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-11-10 05:47:45,601 INFO L421 ceAbstractionStarter]: At program point L237-1(lines 231 244) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) (<= (+ ~pumpRunning~0 ~waterLevel~0) 3) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (* 2 ~methaneLevelCritical~0) 2) (<= 0 (* 2 ~pumpRunning~0)) (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) .cse2) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 05:47:45,601 INFO L425 ceAbstractionStarter]: For program point L202(lines 201 248) no Hoare annotation was computed. [2018-11-10 05:47:45,601 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 244) no Hoare annotation was computed. [2018-11-10 05:47:45,601 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 191 256) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 347 354) the Hoare annotation is: (or (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< (+ |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)|)))) [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 347 354) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 347 354) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:47:45,602 INFO L421 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (+ ~systemActive~0 ~waterLevel~0))) (and (or (and (<= activatePump_~tmp~4 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~methaneLevelCritical~0 activatePump_~tmp~4)) (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< 3 .cse0) (< 0 (* 2 |old(~pumpRunning~0)|))) (not (= ~methaneLevelCritical~0 0)))) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< .cse0 3) (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-11-10 05:47:45,602 INFO L425 ceAbstractionStarter]: For program point L367-1(lines 356 372) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 356 372) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 369) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L421 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) [2018-11-10 05:47:45,603 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 356 372) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 437 455) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point L446(lines 446 450) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L428 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: true [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point L446-2(lines 446 450) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-10 05:47:45,603 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 437 455) the Hoare annotation is: true [2018-11-10 05:47:45,603 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 437 455) no Hoare annotation was computed. [2018-11-10 05:47:45,604 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-10 05:47:45,604 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse4 (< 0 (* 2 ~pumpRunning~0))) (.cse5 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse7 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse3 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 0))) (.cse8 (* 2 ~methaneLevelCritical~0)) (.cse10 (+ |old(~methaneLevelCritical~0)| 1)) (.cse9 (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2))) (and (or .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2) (or .cse3 (< ~waterLevel~0 ~systemActive~0) (< (+ ~pumpRunning~0 |old(~methaneLevelCritical~0)|) 0) .cse2 (not (= ~waterLevel~0 1)) .cse4 (and .cse5 (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0))) (or (or (< (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse3 .cse6 .cse4) .cse2 (and .cse5 (<= .cse7 0))) (or (and (<= .cse8 0) (<= 1 .cse7)) .cse9 .cse3 .cse2 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse6 (< ~pumpRunning~0 .cse10)) (let ((.cse11 (* 2 |old(~methaneLevelCritical~0)|))) (or .cse0 .cse1 (< .cse11 2) (= ~methaneLevelCritical~0 1) (< 2 .cse11))) (or (and (<= 2 .cse8) (<= ~methaneLevelCritical~0 ~systemActive~0)) (let ((.cse12 (+ ~pumpRunning~0 1))) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse12) (< .cse10 ~waterLevel~0) (< ~systemActive~0 |old(~methaneLevelCritical~0)|) .cse9 (< .cse12 ~systemActive~0)))))) [2018-11-10 05:47:45,604 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-10 05:47:45,604 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-10 05:47:45,604 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-10 05:47:45,604 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-10 05:47:45,604 INFO L421 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse15 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse14 (+ |old(~pumpRunning~0)| 1))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~systemActive~0 0))) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (+ ~methaneLevelCritical~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (< ~systemActive~0 .cse14)) (.cse13 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse0 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse3 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse4 (< 3 .cse17)) (.cse16 (not (= ~systemActive~0 1))) (.cse6 (<= 2 .cse15)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or (< .cse0 2) .cse1 .cse2 .cse3 .cse4 (< |old(~pumpRunning~0)| .cse5)) (and (and (<= ~waterLevel~0 ~systemActive~0) .cse6) .cse7)) (or .cse8 .cse9 .cse2) (or (or (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse1 .cse4 (< 0 (* 2 |old(~pumpRunning~0)|))) .cse2) .cse6) (let ((.cse10 (* 2 ~methaneLevelCritical~0))) (or .cse8 .cse9 (< .cse10 2) (< 2 .cse10))) (or (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) .cse11) .cse12 .cse13 (< .cse14 ~systemActive~0) .cse1 (< |old(~waterLevel~0)| ~systemActive~0)) (or (and (<= .cse15 2) (<= .cse5 ~waterLevel~0) .cse11) (or .cse16 .cse12 (< .cse17 3) .cse13 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))) (or (or (or (< .cse0 3) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse3 .cse4) .cse16) (and (and (<= ~waterLevel~0 ~methaneLevelCritical~0) .cse6) .cse7))))) [2018-11-10 05:47:45,605 INFO L421 ceAbstractionStarter]: At program point L275(lines 275 281) the Hoare annotation is: (let ((.cse25 (* 2 ~methaneLevelCritical~0)) (.cse13 (= |old(~waterLevel~0)| 1)) (.cse24 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse21 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse11 (+ ~methaneLevelCritical~0 1)) (.cse19 (+ |old(~pumpRunning~0)| 1))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse17 (< ~systemActive~0 .cse19)) (.cse18 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse5 (<= .cse11 ~waterLevel~0)) (.cse7 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse9 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse10 (< 3 .cse21)) (.cse20 (not (= ~systemActive~0 1))) (.cse16 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse6 (= ~pumpRunning~0 0)) (.cse23 (<= .cse24 2)) (.cse15 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse22 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (.cse14 (not (= ~waterLevel~0 1))) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse3 (not .cse13)) (.cse27 (< .cse25 2)) (.cse26 (< 2 .cse25))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (<= ~waterLevel~0 ~systemActive~0) .cse5 .cse6) (or (< .cse7 2) .cse8 .cse4 .cse9 .cse10 (< |old(~pumpRunning~0)| .cse11))) (or .cse0 .cse1 .cse12 .cse4) (or .cse13 .cse0 .cse14 .cse1 .cse4) (or (< .cse15 2) .cse8 (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse16 (= ~pumpRunning~0 1)) .cse4 .cse10 (< 0 (* 2 |old(~pumpRunning~0)|))) (or .cse3 (and .cse2 .cse6) .cse17 .cse18 (< .cse19 ~systemActive~0) .cse8 (< |old(~waterLevel~0)| ~systemActive~0)) (or (or .cse20 .cse17 (< .cse21 3) (< .cse11 |old(~waterLevel~0)|) .cse18 .cse22) (and .cse23 .cse5 .cse6)) (or (or (or (< .cse7 3) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse9 .cse10) .cse20) (and (<= 1 .cse24) .cse16 .cse6)) (or .cse0 (and (<= 2 (* 2 ~waterLevel~0)) .cse23) .cse1 (or (< .cse25 0) (< .cse15 1) .cse26 .cse22)) (or .cse13 .cse0 .cse1 .cse14 .cse27 .cse26) (or .cse0 .cse1 .cse27 .cse12 .cse26) (or .cse0 .cse2 .cse1 .cse3 .cse27 .cse26)))) [2018-11-10 05:47:45,605 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 264 287) the Hoare annotation is: (let ((.cse25 (* 2 ~methaneLevelCritical~0)) (.cse14 (= |old(~waterLevel~0)| 1)) (.cse12 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse19 (+ |old(~pumpRunning~0)| 1)) (.cse9 (+ ~methaneLevelCritical~0 1)) (.cse23 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse10 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse5 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse8 (< 3 .cse23)) (.cse20 (<= .cse9 ~waterLevel~0)) (.cse16 (= ~pumpRunning~0 0)) (.cse21 (not (= ~systemActive~0 1))) (.cse17 (< ~systemActive~0 .cse19)) (.cse18 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse22 (<= .cse12 2)) (.cse11 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse24 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (.cse15 (not (= ~waterLevel~0 1))) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse3 (not .cse14)) (.cse27 (< .cse25 2)) (.cse26 (< 2 .cse25))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or (< .cse5 2) .cse6 .cse4 .cse7 .cse8 (< |old(~pumpRunning~0)| .cse9)) (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse10 (= ~pumpRunning~0 1))) (or (or (or (< .cse11 2) .cse6 .cse8 (< 0 (* 2 |old(~pumpRunning~0)|))) .cse4) (<= 2 .cse12)) (or .cse0 .cse1 .cse13 .cse4) (or .cse14 .cse0 .cse15 .cse1 .cse4) (or .cse3 (and .cse2 .cse16) .cse17 .cse18 (< .cse19 ~systemActive~0) .cse6 (< |old(~waterLevel~0)| ~systemActive~0)) (or (and (and .cse20 .cse10) .cse13) (or (or (< .cse5 3) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse7 .cse8) .cse21)) (or (and .cse22 .cse20 .cse16) (or .cse21 .cse17 (< .cse23 3) .cse18 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse24)) (or .cse0 (and (<= 2 (* 2 ~waterLevel~0)) .cse22) .cse1 (or (< .cse25 0) (< .cse11 1) .cse26 .cse24)) (or .cse14 .cse0 .cse1 .cse15 .cse27 .cse26) (or .cse0 .cse1 .cse27 .cse13 .cse26) (or .cse0 .cse2 .cse1 .cse3 .cse27 .cse26)))) [2018-11-10 05:47:45,605 INFO L421 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse4 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse8 (+ ~methaneLevelCritical~0 1)) (.cse9 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse10 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse11 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse3 .cse2 .cse4 .cse5) (or (or (< .cse6 2) .cse3 .cse2 .cse7 .cse4 (< |old(~pumpRunning~0)| .cse8)) (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse9 (= ~pumpRunning~0 1))) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse10 (< .cse11 1) .cse4 .cse5) (let ((.cse12 (* 2 ~methaneLevelCritical~0))) (or .cse0 .cse1 (< .cse12 2) (< 2 .cse12))) (or (or (or (< .cse6 3) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse7 .cse4) (not (= ~systemActive~0 1))) (and (<= ~pumpRunning~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0) (<= .cse8 ~waterLevel~0) .cse9)) (or .cse3 .cse10 (< .cse11 0) .cse2 (not (= |old(~waterLevel~0)| 1)) .cse5))) [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L268(lines 267 286) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 264 287) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 264 287) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 896 925) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L428 ceAbstractionStarter]: At program point L921(lines 896 925) the Hoare annotation is: true [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 896 925) the Hoare annotation is: true [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L428 ceAbstractionStarter]: At program point L910-1(lines 910 914) the Hoare annotation is: true [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L906-1(lines 906 920) no Hoare annotation was computed. [2018-11-10 05:47:45,606 INFO L428 ceAbstractionStarter]: At program point L906-3(lines 906 920) the Hoare annotation is: true [2018-11-10 05:47:45,606 INFO L428 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-11-10 05:47:45,606 INFO L425 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-10 05:47:45,615 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse1 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse2 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse3 (+ ~methaneLevelCritical~0 1)) (.cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 3))) (and (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse0) (< .cse1 2) (< 2 (* 2 ~pumpRunning~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse2 (< ~pumpRunning~0 .cse3)) (or (or (or (< .cse1 3) (< ~pumpRunning~0 ~methaneLevelCritical~0) (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse2) (not (= ~systemActive~0 1))) (and (<= .cse3 ~waterLevel~0) .cse0)))) [2018-11-10 05:47:45,615 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-10 05:47:45,615 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-10 05:47:45,615 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:47:45,615 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 05:47:45,615 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:47:45,615 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:47:45,615 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 950 956) no Hoare annotation was computed. [2018-11-10 05:47:45,615 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 950 956) the Hoare annotation is: true [2018-11-10 05:47:45,616 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 296 320) the Hoare annotation is: (or (= ~pumpRunning~0 0) (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (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 05:47:45,616 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 296 320) no Hoare annotation was computed. [2018-11-10 05:47:45,616 INFO L421 ceAbstractionStarter]: At program point L315(line 315) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2018-11-10 05:47:45,616 INFO L425 ceAbstractionStarter]: For program point L315-1(lines 296 320) no Hoare annotation was computed. [2018-11-10 05:47:45,616 INFO L421 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 0))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse3 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~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 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse2 (< .cse3 1) (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse4) (or .cse1 .cse0 .cse2 (< .cse3 0) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 1)) .cse4))) [2018-11-10 05:47:45,616 INFO L421 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (and (or (and (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (= processEnvironment__wrappee__highWaterSensor_~tmp~2 1)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~methaneLevelCritical~0 1))) (or (let ((.cse0 (* 2 processEnvironment__wrappee__highWaterSensor_~tmp~2))) (and (<= .cse0 2) (<= ~systemActive~0 ~methaneLevelCritical~0) (<= .cse1 ~waterLevel~0) (<= 2 .cse0) (= ~pumpRunning~0 0))) (let ((.cse2 (+ |old(~pumpRunning~0)| 1))) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse2) (< .cse1 ~waterLevel~0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse2 ~systemActive~0) (< ~waterLevel~0 ~systemActive~0)))))) [2018-11-10 05:47:45,616 INFO L425 ceAbstractionStarter]: For program point L304(lines 304 312) no Hoare annotation was computed. [2018-11-10 05:47:45,616 INFO L421 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (or (= ~pumpRunning~0 0) (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (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 05:47:45,616 INFO L425 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-11-10 05:47:45,616 INFO L425 ceAbstractionStarter]: For program point L300(lines 300 317) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse3 (+ ~methaneLevelCritical~0 1)) (.cse18 (+ ~pumpRunning~0 2)) (.cse19 (+ ~pumpRunning~0 1))) (let ((.cse6 (< ~systemActive~0 .cse19)) (.cse9 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse0 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse1 (* 2 ~pumpRunning~0)) (.cse13 (< .cse18 |old(~waterLevel~0)|)) (.cse16 (not (= ~methaneLevelCritical~0 0))) (.cse10 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse14 (<= ~waterLevel~0 .cse18)) (.cse15 (not (= 0 ~pumpRunning~0))) (.cse5 (= 1 ~waterLevel~0)) (.cse12 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse11 (< .cse3 |old(~waterLevel~0)|)) (.cse7 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse8 (< .cse19 ~systemActive~0)) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (< .cse0 2) (< 2 .cse1) .cse2 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|)) (< ~pumpRunning~0 .cse3)) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse2 .cse9) (or (<= .cse10 2) (not (= ~systemActive~0 1)) .cse6 .cse11 .cse7 .cse8 .cse9) (or (not (= ~methaneLevelCritical~0 1)) (< .cse0 3) .cse12 (< 0 .cse1) .cse13 (and .cse14 (<= 2 .cse10))) (or .cse15 .cse12 .cse5 .cse4 .cse16) (or .cse12 (or (< (+ ~pumpRunning~0 |old(~waterLevel~0)|) 1) .cse13) (or .cse15 .cse16) (and (<= 1 .cse10) .cse14)) (let ((.cse17 (* 2 ~methaneLevelCritical~0))) (or .cse15 .cse5 .cse12 .cse4 (< .cse17 2) (< 2 .cse17))) (or (< |old(~waterLevel~0)| .cse18) .cse11 (< 4 (* 2 |old(~waterLevel~0)|)) .cse7 (<= .cse3 ~waterLevel~0) .cse8 .cse2)))) [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 174) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2018-11-10 05:47:45,617 INFO L428 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2018-11-10 05:47:45,618 INFO L425 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2018-11-10 05:47:45,618 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2018-11-10 05:47:45,618 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2018-11-10 05:47:45,618 INFO L421 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse4 (< 0 (* 2 ~pumpRunning~0))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< .cse2 1) .cse3 .cse4) (or .cse0 .cse1 (< .cse2 0) .cse5 (not (= ~waterLevel~0 1)) .cse4) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse5 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse3 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or .cse6 .cse7 .cse5) (let ((.cse8 (* 2 ~methaneLevelCritical~0))) (or .cse6 .cse7 (< .cse8 2) (< 2 .cse8))))) [2018-11-10 05:47:45,618 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-11-10 05:47:45,618 INFO L421 ceAbstractionStarter]: At program point L163(line 163) 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))) (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) .cse1))) [2018-11-10 05:47:45,618 INFO L425 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-10 05:47:45,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:47:45 BoogieIcfgContainer [2018-11-10 05:47:45,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:47:45,647 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:47:45,647 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:47:45,647 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:47:45,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:07" (3/4) ... [2018-11-10 05:47:45,650 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 05:47:45,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:47:45,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 05:47:45,656 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 05:47:45,656 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 05:47:45,656 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:47:45,656 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 05:47:45,656 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 05:47:45,663 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 140 nodes and edges [2018-11-10 05:47:45,664 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 05:47:45,664 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 05:47:45,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) || (((((((((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && systemActive + waterLevel <= 3) && 1 <= systemActive + splverifierCounter) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && systemActive <= methaneLevelCritical) && pumpRunning == 0)) || (((((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0) && waterLevel + splverifierCounter <= 1)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((((((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && systemActive + waterLevel <= 3) && 1 <= systemActive + splverifierCounter) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && pumpRunning == 1) && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || (((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 05:47:45,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 05:47:45,721 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8d36f693-57eb-4d97-a9ea-f7aa273b0bce/bin-2019/utaipan/witness.graphml [2018-11-10 05:47:45,722 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:47:45,722 INFO L168 Benchmark]: Toolchain (without parser) took 279585.32 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 957.6 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,723 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:47:45,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,723 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,723 INFO L168 Benchmark]: Boogie Preprocessor took 33.88 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,724 INFO L168 Benchmark]: RCFGBuilder took 568.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,724 INFO L168 Benchmark]: TraceAbstraction took 278495.34 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-10 05:47:45,724 INFO L168 Benchmark]: Witness Printer took 75.07 ms. Allocated memory is still 4.1 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 05:47:45,725 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 313.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 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 95.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.88 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 568.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 278495.34 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 75.07 ms. Allocated memory is still 4.1 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: 183]: 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: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) || (((((((((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && systemActive + waterLevel <= 3) && 1 <= systemActive + splverifierCounter) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && systemActive <= methaneLevelCritical) && pumpRunning == 0)) || (((((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0) && waterLevel + splverifierCounter <= 1)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((((((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && systemActive + waterLevel <= 3) && 1 <= systemActive + splverifierCounter) && splverifierCounter <= methaneLevelCritical) && 2 * methaneLevelCritical <= 2) && 0 <= 2 * pumpRunning) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) && pumpRunning == 1) && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || (((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 161 locations, 1 error locations. SAFE Result, 278.4s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 129.4s AutomataDifference, 0.0s DeadEndRemovalTime, 28.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2702 SDtfs, 3415 SDslu, 14752 SDs, 0 SdLazy, 12110 SolverSat, 1226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 77.9s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 471 GetRequests, 219 SyntacticMatches, 4 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7689 ImplicationChecksByTransitivity, 9.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3227occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 86.8s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.993094272481572 AbsIntWeakeningRatio, 0.9651162790697675 AbsIntAvgWeakeningVarsNumRemoved, 6046.616279069767 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 547 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 4893 PreInvPairs, 5043 NumberOfFragments, 5125 HoareAnnotationTreeSize, 4893 FomulaSimplifications, 68996 FormulaSimplificationTreeSizeReduction, 4.4s HoareSimplificationTime, 66 FomulaSimplificationsInter, 386827 FormulaSimplificationTreeSizeReductionInter, 23.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1143 NumberOfCodeBlocks, 1143 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1131 ConstructedInterpolants, 0 QuantifiedInterpolants, 182169 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 111/117 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...