./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product49_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_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/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 c3f15e5f0b48b2733d67e168986a8e79f37fa442 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:54:28,316 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:54:28,318 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:54:28,326 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:54:28,327 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:54:28,327 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:54:28,336 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:54:28,337 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:54:28,338 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:54:28,339 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:54:28,339 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:54:28,339 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:54:28,341 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:54:28,344 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:54:28,345 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:54:28,345 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:54:28,346 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:54:28,347 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:54:28,347 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:54:28,348 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:54:28,349 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:54:28,350 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:54:28,352 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:54:28,352 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:54:28,352 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:54:28,353 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:54:28,354 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:54:28,354 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:54:28,355 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:54:28,356 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:54:28,356 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:54:28,357 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:54:28,357 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:54:28,357 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:54:28,358 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:54:28,358 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:54:28,358 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:54:28,369 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:54:28,370 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:54:28,370 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:54:28,370 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:54:28,371 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:54:28,371 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:54:28,371 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:54:28,371 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:54:28,371 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:54:28,372 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:54:28,372 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:54:28,372 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:54:28,373 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:54:28,374 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:54:28,374 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:54:28,374 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:54:28,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:54:28,374 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:54:28,374 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:54:28,375 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:54:28,375 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:54:28,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:54:28,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:54:28,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:54:28,376 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:54:28,376 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:54:28,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:54:28,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:54:28,376 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:54:28,376 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_196df650-0f22-4cd2-85d0-29ca1783f018/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 -> c3f15e5f0b48b2733d67e168986a8e79f37fa442 [2018-10-26 22:54:28,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:54:28,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:54:28,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:54:28,416 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:54:28,416 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:54:28,417 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2018-10-26 22:54:28,459 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/data/54bab7132/9ffbf538cd7a46aa9ef2bd12bf85b931/FLAGa3c408b3f [2018-10-26 22:54:28,908 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:54:28,909 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/sv-benchmarks/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2018-10-26 22:54:28,920 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/data/54bab7132/9ffbf538cd7a46aa9ef2bd12bf85b931/FLAGa3c408b3f [2018-10-26 22:54:28,934 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/data/54bab7132/9ffbf538cd7a46aa9ef2bd12bf85b931 [2018-10-26 22:54:28,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:54:28,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:54:28,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:28,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:54:28,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:54:28,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:28" (1/1) ... [2018-10-26 22:54:28,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1d7a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:28, skipping insertion in model container [2018-10-26 22:54:28,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:28" (1/1) ... [2018-10-26 22:54:28,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:54:29,018 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:54:29,299 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:29,313 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:54:29,383 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:29,407 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:54:29,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29 WrapperNode [2018-10-26 22:54:29,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:29,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:29,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:54:29,409 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:54:29,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:29,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:54:29,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:54:29,525 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:54:29,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... [2018-10-26 22:54:29,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:54:29,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:54:29,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:54:29,584 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:54:29,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/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 [2018-10-26 22:54:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 22:54:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 22:54:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:54:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:54:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 22:54:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 22:54:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 22:54:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 22:54:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 22:54:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 22:54:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-26 22:54:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-26 22:54:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 22:54:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 22:54:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 22:54:29,647 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 22:54:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 22:54:29,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 22:54:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-26 22:54:29,647 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-26 22:54:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-26 22:54:29,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-26 22:54:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 22:54:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 22:54:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 22:54:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 22:54:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 22:54:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 22:54:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 22:54:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 22:54:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 22:54:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 22:54:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 22:54:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 22:54:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 22:54:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 22:54:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 22:54:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 22:54:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:54:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:54:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:54:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:54:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:54:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:54:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 22:54:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 22:54:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 22:54:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 22:54:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 22:54:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 22:54:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:54:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:54:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 22:54:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 22:54:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:54:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:54:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 22:54:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 22:54:30,763 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:54:30,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:30 BoogieIcfgContainer [2018-10-26 22:54:30,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:54:30,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:54:30,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:54:30,768 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:54:30,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:54:28" (1/3) ... [2018-10-26 22:54:30,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a4132f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:54:30, skipping insertion in model container [2018-10-26 22:54:30,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:29" (2/3) ... [2018-10-26 22:54:30,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a4132f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:54:30, skipping insertion in model container [2018-10-26 22:54:30,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:30" (3/3) ... [2018-10-26 22:54:30,771 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2018-10-26 22:54:30,780 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:54:30,787 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:54:30,800 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:54:30,826 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:54:30,829 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:54:30,829 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:54:30,829 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:54:30,830 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:54:30,836 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:54:30,837 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:54:30,837 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:54:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-10-26 22:54:30,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:54:30,877 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:30,878 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] [2018-10-26 22:54:30,884 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:30,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:30,890 INFO L82 PathProgramCache]: Analyzing trace with hash 269379815, now seen corresponding path program 1 times [2018-10-26 22:54:30,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:30,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:30,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:30,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:30,938 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:31,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:31,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:31,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 22:54:31,147 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:31,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 22:54:31,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 22:54:31,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:54:31,170 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-10-26 22:54:31,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:31,209 INFO L93 Difference]: Finished difference Result 276 states and 341 transitions. [2018-10-26 22:54:31,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 22:54:31,210 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 22:54:31,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:31,221 INFO L225 Difference]: With dead ends: 276 [2018-10-26 22:54:31,222 INFO L226 Difference]: Without dead ends: 140 [2018-10-26 22:54:31,225 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 [2018-10-26 22:54:31,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-10-26 22:54:31,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-10-26 22:54:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-10-26 22:54:31,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2018-10-26 22:54:31,277 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 59 [2018-10-26 22:54:31,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:31,278 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2018-10-26 22:54:31,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 22:54:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2018-10-26 22:54:31,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:54:31,282 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:31,282 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] [2018-10-26 22:54:31,282 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:31,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:31,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1873581275, now seen corresponding path program 1 times [2018-10-26 22:54:31,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:31,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:31,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:31,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:31,285 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:31,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:31,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:31,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:54:31,699 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:31,701 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:54:31,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:54:31,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:54:31,702 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 7 states. [2018-10-26 22:54:32,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:32,535 INFO L93 Difference]: Finished difference Result 252 states and 303 transitions. [2018-10-26 22:54:32,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:54:32,535 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-10-26 22:54:32,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:32,537 INFO L225 Difference]: With dead ends: 252 [2018-10-26 22:54:32,537 INFO L226 Difference]: Without dead ends: 140 [2018-10-26 22:54:32,539 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 22:54:32,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-10-26 22:54:32,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-10-26 22:54:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-10-26 22:54:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 163 transitions. [2018-10-26 22:54:32,553 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 163 transitions. Word has length 65 [2018-10-26 22:54:32,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:32,554 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 163 transitions. [2018-10-26 22:54:32,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:54:32,555 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2018-10-26 22:54:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 22:54:32,556 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:32,557 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] [2018-10-26 22:54:32,557 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:32,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:32,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1634571584, now seen corresponding path program 1 times [2018-10-26 22:54:32,558 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:32,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:32,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:32,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:32,559 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:32,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:32,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 22:54:32,681 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:32,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 22:54:32,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 22:54:32,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:54:32,682 INFO L87 Difference]: Start difference. First operand 140 states and 163 transitions. Second operand 3 states. [2018-10-26 22:54:32,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:32,728 INFO L93 Difference]: Finished difference Result 223 states and 259 transitions. [2018-10-26 22:54:32,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 22:54:32,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2018-10-26 22:54:32,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:32,732 INFO L225 Difference]: With dead ends: 223 [2018-10-26 22:54:32,733 INFO L226 Difference]: Without dead ends: 130 [2018-10-26 22:54:32,734 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 [2018-10-26 22:54:32,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-10-26 22:54:32,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-10-26 22:54:32,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-10-26 22:54:32,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 150 transitions. [2018-10-26 22:54:32,757 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 150 transitions. Word has length 74 [2018-10-26 22:54:32,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:32,758 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 150 transitions. [2018-10-26 22:54:32,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 22:54:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2018-10-26 22:54:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:54:32,767 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:32,767 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] [2018-10-26 22:54:32,768 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:32,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:32,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1139331844, now seen corresponding path program 1 times [2018-10-26 22:54:32,768 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:32,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:32,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:32,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:32,769 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:32,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:32,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:32,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 22:54:32,940 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:32,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 22:54:32,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 22:54:32,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:54:32,942 INFO L87 Difference]: Start difference. First operand 130 states and 150 transitions. Second operand 5 states. [2018-10-26 22:54:34,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:34,042 INFO L93 Difference]: Finished difference Result 335 states and 405 transitions. [2018-10-26 22:54:34,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 22:54:34,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-10-26 22:54:34,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:34,045 INFO L225 Difference]: With dead ends: 335 [2018-10-26 22:54:34,045 INFO L226 Difference]: Without dead ends: 233 [2018-10-26 22:54:34,046 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-26 22:54:34,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-10-26 22:54:34,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 214. [2018-10-26 22:54:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-10-26 22:54:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 246 transitions. [2018-10-26 22:54:34,068 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 246 transitions. Word has length 78 [2018-10-26 22:54:34,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:34,069 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 246 transitions. [2018-10-26 22:54:34,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 22:54:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 246 transitions. [2018-10-26 22:54:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:54:34,073 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:34,074 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] [2018-10-26 22:54:34,074 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:34,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:34,074 INFO L82 PathProgramCache]: Analyzing trace with hash -2146273865, now seen corresponding path program 1 times [2018-10-26 22:54:34,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:34,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:34,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:34,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:34,075 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 22:54:34,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:34,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:54:34,305 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:34,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:54:34,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:54:34,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:54:34,306 INFO L87 Difference]: Start difference. First operand 214 states and 246 transitions. Second operand 7 states. [2018-10-26 22:54:35,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:35,018 INFO L93 Difference]: Finished difference Result 418 states and 496 transitions. [2018-10-26 22:54:35,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 22:54:35,020 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-10-26 22:54:35,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:35,022 INFO L225 Difference]: With dead ends: 418 [2018-10-26 22:54:35,022 INFO L226 Difference]: Without dead ends: 232 [2018-10-26 22:54:35,023 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-26 22:54:35,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-10-26 22:54:35,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 213. [2018-10-26 22:54:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-10-26 22:54:35,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 243 transitions. [2018-10-26 22:54:35,042 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 243 transitions. Word has length 92 [2018-10-26 22:54:35,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:35,042 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 243 transitions. [2018-10-26 22:54:35,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:54:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 243 transitions. [2018-10-26 22:54:35,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:54:35,044 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:35,044 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] [2018-10-26 22:54:35,046 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:35,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:35,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1258357215, now seen corresponding path program 1 times [2018-10-26 22:54:35,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:35,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:35,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,047 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:35,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:35,460 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:54:35,461 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:35,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:54:35,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:54:35,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:54:35,461 INFO L87 Difference]: Start difference. First operand 213 states and 243 transitions. Second operand 6 states. [2018-10-26 22:54:35,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:35,506 INFO L93 Difference]: Finished difference Result 403 states and 468 transitions. [2018-10-26 22:54:35,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:54:35,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-10-26 22:54:35,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:35,508 INFO L225 Difference]: With dead ends: 403 [2018-10-26 22:54:35,509 INFO L226 Difference]: Without dead ends: 218 [2018-10-26 22:54:35,509 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:54:35,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-10-26 22:54:35,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2018-10-26 22:54:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-10-26 22:54:35,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 248 transitions. [2018-10-26 22:54:35,527 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 248 transitions. Word has length 93 [2018-10-26 22:54:35,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:35,527 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 248 transitions. [2018-10-26 22:54:35,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:54:35,527 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 248 transitions. [2018-10-26 22:54:35,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:54:35,530 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:35,530 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] [2018-10-26 22:54:35,530 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:35,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:35,531 INFO L82 PathProgramCache]: Analyzing trace with hash -556757341, now seen corresponding path program 1 times [2018-10-26 22:54:35,531 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:35,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:35,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,534 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:35,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:35,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:35,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 22:54:35,751 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:35,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 22:54:35,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 22:54:35,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 22:54:35,752 INFO L87 Difference]: Start difference. First operand 218 states and 248 transitions. Second operand 8 states. [2018-10-26 22:54:35,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:35,777 INFO L93 Difference]: Finished difference Result 415 states and 485 transitions. [2018-10-26 22:54:35,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 22:54:35,777 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-10-26 22:54:35,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:35,779 INFO L225 Difference]: With dead ends: 415 [2018-10-26 22:54:35,779 INFO L226 Difference]: Without dead ends: 225 [2018-10-26 22:54:35,779 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 22:54:35,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-10-26 22:54:35,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2018-10-26 22:54:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-10-26 22:54:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 252 transitions. [2018-10-26 22:54:35,794 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 252 transitions. Word has length 93 [2018-10-26 22:54:35,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:35,794 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 252 transitions. [2018-10-26 22:54:35,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 22:54:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 252 transitions. [2018-10-26 22:54:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:54:35,796 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:35,796 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] [2018-10-26 22:54:35,798 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:35,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:35,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1168723556, now seen corresponding path program 1 times [2018-10-26 22:54:35,798 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:35,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:35,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:35,799 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:36,209 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 22:54:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:36,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:36,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 22:54:36,256 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:36,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 22:54:36,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 22:54:36,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:54:36,257 INFO L87 Difference]: Start difference. First operand 222 states and 252 transitions. Second operand 4 states. [2018-10-26 22:54:36,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:36,672 INFO L93 Difference]: Finished difference Result 646 states and 770 transitions. [2018-10-26 22:54:36,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 22:54:36,672 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-10-26 22:54:36,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:36,674 INFO L225 Difference]: With dead ends: 646 [2018-10-26 22:54:36,674 INFO L226 Difference]: Without dead ends: 452 [2018-10-26 22:54:36,675 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:54:36,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2018-10-26 22:54:36,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 443. [2018-10-26 22:54:36,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-10-26 22:54:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 517 transitions. [2018-10-26 22:54:36,708 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 517 transitions. Word has length 93 [2018-10-26 22:54:36,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:36,708 INFO L481 AbstractCegarLoop]: Abstraction has 443 states and 517 transitions. [2018-10-26 22:54:36,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 22:54:36,709 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 517 transitions. [2018-10-26 22:54:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 22:54:36,711 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:36,711 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] [2018-10-26 22:54:36,711 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:36,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:36,711 INFO L82 PathProgramCache]: Analyzing trace with hash 313202078, now seen corresponding path program 1 times [2018-10-26 22:54:36,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:36,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:36,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:36,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:36,712 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:54:36,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:54:36,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-26 22:54:36,945 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:54:36,945 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 22:54:36,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 22:54:36,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:54:36,946 INFO L87 Difference]: Start difference. First operand 443 states and 517 transitions. Second operand 9 states. [2018-10-26 22:54:39,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:54:39,735 INFO L93 Difference]: Finished difference Result 1156 states and 1414 transitions. [2018-10-26 22:54:39,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-26 22:54:39,740 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-10-26 22:54:39,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:54:39,748 INFO L225 Difference]: With dead ends: 1156 [2018-10-26 22:54:39,748 INFO L226 Difference]: Without dead ends: 810 [2018-10-26 22:54:39,749 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-10-26 22:54:39,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2018-10-26 22:54:39,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 737. [2018-10-26 22:54:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 737 states. [2018-10-26 22:54:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 850 transitions. [2018-10-26 22:54:39,801 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 850 transitions. Word has length 97 [2018-10-26 22:54:39,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:54:39,802 INFO L481 AbstractCegarLoop]: Abstraction has 737 states and 850 transitions. [2018-10-26 22:54:39,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 22:54:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 850 transitions. [2018-10-26 22:54:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 22:54:39,805 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:54:39,806 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, 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] [2018-10-26 22:54:39,807 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:54:39,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:39,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1185361770, now seen corresponding path program 1 times [2018-10-26 22:54:39,807 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:54:39,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:39,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:54:39,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:54:39,808 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:54:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:54:40,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:54:40,583 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:54:40,584 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 160 with the following transitions: [2018-10-26 22:54:40,586 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [49], [50], [52], [55], [59], [60], [61], [67], [70], [72], [78], [82], [85], [86], [90], [91], [92], [93], [97], [103], [107], [111], [114], [117], [119], [125], [127], [130], [145], [146], [147], [148], [149], [150], [151], [153], [158], [160], [161], [162], [163], [174], [177], [181], [187], [217], [221], [225], [226], [229], [231], [234], [241], [244], [247], [251], [252], [255], [256], [257], [258], [259], [260], [261], [263], [264], [265], [266], [267], [268], [269], [270], [271], [273], [274], [275], [276], [277], [279], [280], [283], [284], [285], [286], [287], [288], [291], [292], [295], [296], [297], [298], [299], [300], [301], [302], [303], [304], [309], [310], [311], [313], [314], [315], [316], [319], [320] [2018-10-26 22:54:40,653 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:54:40,654 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:55:36,141 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:55:36,142 INFO L272 AbstractInterpreter]: Visited 109 different actions 567 times. Merged at 17 different actions 48 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 134 variables. [2018-10-26 22:55:36,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:55:36,209 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:56:05,746 INFO L227 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 97.22% of their original sizes. [2018-10-26 22:56:05,746 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:56:08,614 INFO L415 sIntCurrentIteration]: We unified 158 AI predicates to 158 [2018-10-26 22:56:08,614 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:56:08,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:56:08,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [47] imperfect sequences [11] total 56 [2018-10-26 22:56:08,615 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:56:08,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-10-26 22:56:08,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-10-26 22:56:08,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=1948, Unknown=0, NotChecked=0, Total=2162 [2018-10-26 22:56:08,617 INFO L87 Difference]: Start difference. First operand 737 states and 850 transitions. Second operand 47 states. [2018-10-26 22:57:34,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:34,098 INFO L93 Difference]: Finished difference Result 1531 states and 1834 transitions. [2018-10-26 22:57:34,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-10-26 22:57:34,098 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 159 [2018-10-26 22:57:34,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:34,101 INFO L225 Difference]: With dead ends: 1531 [2018-10-26 22:57:34,101 INFO L226 Difference]: Without dead ends: 889 [2018-10-26 22:57:34,105 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 213 GetRequests, 106 SyntacticMatches, 7 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3184 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=934, Invalid=9368, Unknown=0, NotChecked=0, Total=10302 [2018-10-26 22:57:34,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2018-10-26 22:57:34,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 767. [2018-10-26 22:57:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2018-10-26 22:57:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 880 transitions. [2018-10-26 22:57:34,205 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 880 transitions. Word has length 159 [2018-10-26 22:57:34,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:34,206 INFO L481 AbstractCegarLoop]: Abstraction has 767 states and 880 transitions. [2018-10-26 22:57:34,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-10-26 22:57:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 880 transitions. [2018-10-26 22:57:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 22:57:34,210 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:34,210 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:34,211 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:34,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:34,211 INFO L82 PathProgramCache]: Analyzing trace with hash -923686384, now seen corresponding path program 1 times [2018-10-26 22:57:34,211 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:34,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:34,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:34,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:34,212 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-10-26 22:57:34,464 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:34,464 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:34,464 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-10-26 22:57:34,464 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [49], [50], [52], [55], [57], [59], [60], [61], [67], [70], [72], [78], [82], [85], [86], [90], [91], [92], [93], [97], [103], [107], [111], [114], [117], [119], [125], [127], [130], [145], [146], [147], [148], [149], [150], [151], [153], [158], [160], [161], [162], [163], [174], [177], [181], [187], [217], [221], [225], [226], [229], [231], [234], [241], [244], [247], [251], [252], [255], [256], [257], [258], [259], [260], [261], [263], [264], [265], [266], [267], [268], [269], [270], [271], [273], [274], [275], [276], [277], [279], [280], [283], [284], [285], [286], [287], [288], [291], [292], [295], [296], [297], [298], [299], [300], [301], [302], [303], [304], [309], [310], [311], [313], [314], [315], [316], [319], [320] [2018-10-26 22:57:34,468 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:34,469 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:58:35,782 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:58:35,782 INFO L272 AbstractInterpreter]: Visited 115 different actions 591 times. Merged at 17 different actions 48 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 134 variables. [2018-10-26 22:58:35,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:58:35,792 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:59:19,559 INFO L227 lantSequenceWeakener]: Weakened 195 states. On average, predicates are now at 97.16% of their original sizes. [2018-10-26 22:59:19,559 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:59:22,270 INFO L415 sIntCurrentIteration]: We unified 220 AI predicates to 220 [2018-10-26 22:59:22,270 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:59:22,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:59:22,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [59] imperfect sequences [9] total 66 [2018-10-26 22:59:22,271 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:59:22,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-10-26 22:59:22,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-10-26 22:59:22,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=3152, Unknown=0, NotChecked=0, Total=3422 [2018-10-26 22:59:22,273 INFO L87 Difference]: Start difference. First operand 767 states and 880 transitions. Second operand 59 states. [2018-10-26 23:00:27,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:00:27,377 INFO L93 Difference]: Finished difference Result 1023 states and 1176 transitions. [2018-10-26 23:00:27,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-10-26 23:00:27,377 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 221 [2018-10-26 23:00:27,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:00:27,378 INFO L225 Difference]: With dead ends: 1023 [2018-10-26 23:00:27,378 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:00:27,381 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 265 GetRequests, 152 SyntacticMatches, 11 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3636 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=863, Invalid=9849, Unknown=0, NotChecked=0, Total=10712 [2018-10-26 23:00:27,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:00:27,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:00:27,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:00:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:00:27,382 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 221 [2018-10-26 23:00:27,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:00:27,382 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:00:27,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-10-26 23:00:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:00:27,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:00:27,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:00:27,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:28,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:28,256 WARN L179 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 265 [2018-10-26 23:00:28,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:28,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:28,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,288 WARN L179 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 262 [2018-10-26 23:00:29,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:29,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:30,470 WARN L179 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 297 [2018-10-26 23:00:30,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:00:30,960 WARN L179 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 289 [2018-10-26 23:00:32,175 WARN L179 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 225 DAG size of output: 53 [2018-10-26 23:00:32,317 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2018-10-26 23:00:32,539 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:32,717 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:32,869 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2018-10-26 23:00:32,998 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2018-10-26 23:00:33,267 WARN L179 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 55 [2018-10-26 23:00:34,471 WARN L179 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 403 DAG size of output: 76 [2018-10-26 23:00:35,186 WARN L179 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 65 [2018-10-26 23:00:35,289 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2018-10-26 23:00:35,777 WARN L179 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 49 [2018-10-26 23:00:36,070 WARN L179 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 48 [2018-10-26 23:00:36,180 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 33 [2018-10-26 23:00:36,347 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:37,245 WARN L179 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 86 [2018-10-26 23:00:37,429 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:37,658 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-10-26 23:00:37,904 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 40 [2018-10-26 23:00:38,048 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-10-26 23:00:38,328 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 28 [2018-10-26 23:00:39,309 WARN L179 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 74 [2018-10-26 23:00:39,607 WARN L179 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 40 [2018-10-26 23:00:40,072 WARN L179 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 58 [2018-10-26 23:00:40,446 WARN L179 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 38 [2018-10-26 23:00:40,548 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2018-10-26 23:00:40,801 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 34 [2018-10-26 23:00:40,964 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:41,130 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:41,410 WARN L179 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 45 [2018-10-26 23:00:41,522 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 22 [2018-10-26 23:00:41,846 WARN L179 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 41 [2018-10-26 23:00:42,309 WARN L179 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 63 [2018-10-26 23:00:42,475 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 30 [2018-10-26 23:00:42,739 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2018-10-26 23:00:44,567 WARN L179 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 434 DAG size of output: 101 [2018-10-26 23:00:44,903 WARN L179 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 38 [2018-10-26 23:00:46,378 WARN L179 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 426 DAG size of output: 99 [2018-10-26 23:00:46,487 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 24 [2018-10-26 23:00:46,869 WARN L179 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 38 [2018-10-26 23:00:47,094 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 38 [2018-10-26 23:00:47,095 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 552 558) the Hoare annotation is: true [2018-10-26 23:00:47,095 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 552 558) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 559 567) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 559 567) the Hoare annotation is: true [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 559 567) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 936 943) the Hoare annotation is: (or (and (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 (+ |old(~switchedOnBeforeTS~0)| 1)) (< ~waterLevel~0 ~systemActive~0) (< (+ ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|) 0) (not (= ~waterLevel~0 1)) (< 0 (* 2 ~pumpRunning~0))) [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 936 943) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 936 943) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 944 953) the Hoare annotation is: (let ((.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse2 (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|) 0)) (.cse4 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< 0 (* 2 |old(~switchedOnBeforeTS~0)|)) (< (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse0 .cse1 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse2) .cse3 .cse4) (or (and (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 1) (<= 0 (* 2 ~switchedOnBeforeTS~0))) (not (= 1 ~pumpRunning~0)) (< ~waterLevel~0 (+ |old(~switchedOnBeforeTS~0)| 2)) (< (+ ~waterLevel~0 |old(~switchedOnBeforeTS~0)|) 2) .cse0 .cse3) (or (and (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) .cse2) .cse0 (< ~waterLevel~0 (+ |old(~switchedOnBeforeTS~0)| 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 (not (= ~waterLevel~0 1)) .cse4))) [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 944 953) no Hoare annotation was computed. [2018-10-26 23:00:47,096 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 944 953) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L962-1(lines 954 982) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L428 ceAbstractionStarter]: At program point L960(line 960) the Hoare annotation is: true [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L960-1(line 960) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 954 982) the Hoare annotation is: true [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 954 982) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L421 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (let ((.cse0 (< (* 2 ~systemActive~0) 2))) (and (or (not (= 1 ~pumpRunning~0)) (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 2)) (< (+ ~waterLevel~0 ~switchedOnBeforeTS~0) 2) .cse0 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) .cse0 (not (= ~waterLevel~0 1)) (< 0 (* 2 ~pumpRunning~0))))) [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 976) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L421 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (not (= 1 ~pumpRunning~0)) (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 2)) (< (+ ~waterLevel~0 ~switchedOnBeforeTS~0) 2) (< (* 2 ~systemActive~0) 2) (< 3 (+ ~systemActive~0 ~waterLevel~0))) [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L964-1(line 964) no Hoare annotation was computed. [2018-10-26 23:00:47,097 INFO L425 ceAbstractionStarter]: For program point L962(lines 962 979) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 510 532) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,098 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 510 532) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 510 532) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L421 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (< (* 2 ~systemActive~0) 2) (let ((.cse0 (+ ~pumpRunning~0 1))) (and (<= .cse0 main_~tmp~5) (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (<= main_~tmp~5 .cse0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0)))) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,098 INFO L421 ceAbstractionStarter]: At program point L522-1(line 522) the Hoare annotation is: (or (< (* 2 ~systemActive~0) 2) (let ((.cse0 (+ ~pumpRunning~0 1))) (and (<= .cse0 main_~tmp~5) (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (<= main_~tmp~5 .cse0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0)))) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,098 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 527) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 520 527) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-26 23:00:47,098 INFO L421 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,098 INFO L421 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,099 INFO L421 ceAbstractionStarter]: At program point L516-1(line 516) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 168 176) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 168 176) the Hoare annotation is: true [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 168 176) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 245) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L428 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: true [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 232 250) the Hoare annotation is: true [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 232 250) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 232 250) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 545 551) no Hoare annotation was computed. [2018-10-26 23:00:47,099 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 545 551) the Hoare annotation is: true [2018-10-26 23:00:47,099 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 496 506) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 496 506) no Hoare annotation was computed. [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 496 506) no Hoare annotation was computed. [2018-10-26 23:00:47,100 INFO L421 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,100 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 149 156) the Hoare annotation is: (or (< ~systemActive~0 ~switchedOnBeforeTS~0) (and (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 2) (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) (not (= ~waterLevel~0 1)) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 149 156) no Hoare annotation was computed. [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 149 156) no Hoare annotation was computed. [2018-10-26 23:00:47,100 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) (or (and (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (= processEnvironment_~tmp~1 1)) (< ~systemActive~0 ~switchedOnBeforeTS~0) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) (not (= ~waterLevel~0 1)) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 132) no Hoare annotation was computed. [2018-10-26 23:00:47,100 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (or (< ~systemActive~0 ~switchedOnBeforeTS~0) (and (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 2) (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) (not (= ~waterLevel~0 1)) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-26 23:00:47,100 INFO L425 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L425 ceAbstractionStarter]: For program point L120(lines 120 137) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse1 (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse2 .cse0 (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 .cse4 .cse3) (or (< ~systemActive~0 ~switchedOnBeforeTS~0) (and (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 2) (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) .cse4 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))))) [2018-10-26 23:00:47,101 INFO L421 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse1 (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or (< ~systemActive~0 ~switchedOnBeforeTS~0) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) .cse4 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or .cse2 .cse0 (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 .cse4 .cse3))) [2018-10-26 23:00:47,101 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L421 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (and (or (< ~systemActive~0 ~switchedOnBeforeTS~0) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< |old(~pumpRunning~0)| ~waterLevel~0) (not (= ~waterLevel~0 1)) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-26 23:00:47,101 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 400 413) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 410) no Hoare annotation was computed. [2018-10-26 23:00:47,101 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 400 413) the Hoare annotation is: true [2018-10-26 23:00:47,102 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 400 413) no Hoare annotation was computed. [2018-10-26 23:00:47,102 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2018-10-26 23:00:47,102 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2018-10-26 23:00:47,102 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 255 318) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,102 INFO L421 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: (let ((.cse9 (+ ~pumpRunning~0 1)) (.cse16 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse18 (+ ~systemActive~0 2147483646))) (let ((.cse10 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (+ ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (* 2 ~switchedOnBeforeTS~0)) (.cse11 (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647))) (.cse12 (<= test_~tmp___0~2 .cse18)) (.cse13 (<= 2 .cse16)) (.cse15 (<= .cse9 ~waterLevel~0)) (.cse14 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse15 (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= 0 (* 2 ~pumpRunning~0)) (<= test_~tmp___2~0 .cse18) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse14)) (.cse2 (let ((.cse17 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2))) (or (and .cse15 (<= ~waterLevel~0 .cse9) (<= 1 .cse16) .cse11 .cse12 .cse17 .cse14) (and (<= ~pumpRunning~0 test_~splverifierCounter~0) (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646)) .cse13 .cse17 (<= test_~tmp___0~2 (+ ~waterLevel~0 2147483645)) .cse14)))) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse7 (or (and (<= ~systemActive~0 ~waterLevel~0) .cse10 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse6) (and (<= .cse4 2) (<= (+ ~waterLevel~0 ~switchedOnBeforeTS~0) 2) (<= 2 .cse5) .cse13))) (.cse1 (and (<= .cse9 ~systemActive~0) (and .cse10 .cse11 .cse12) .cse13 .cse14)) (.cse8 (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0)))) (or (and .cse0 .cse1) (and .cse2 .cse0 .cse3 (<= .cse4 1) (<= 0 .cse5) (<= (+ ~systemActive~0 test_~tmp~4) 2147483648)) (and .cse2 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647)) .cse0 .cse3 .cse6) (and .cse2 .cse7 .cse3 .cse8 (<= (* 2 test_~tmp~4) 4294967294)) (and .cse7 .cse1 .cse8) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 23:00:47,102 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2018-10-26 23:00:47,102 INFO L425 ceAbstractionStarter]: For program point L285-1(lines 285 291) no Hoare annotation was computed. [2018-10-26 23:00:47,102 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 255 318) no Hoare annotation was computed. [2018-10-26 23:00:47,103 INFO L421 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse6 (* 2 ~systemActive~0)) (.cse12 (+ ~systemActive~0 2147483646))) (let ((.cse0 (and (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647)) (<= test_~tmp___0~2 .cse12))) (.cse2 (let ((.cse7 (<= 2 .cse6)) (.cse8 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2)) (.cse9 (<= test_~tmp___2~0 .cse12)) (.cse10 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)))) (or (and .cse7 (<= ~pumpRunning~0 test_~splverifierCounter~0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)) .cse8 .cse9 .cse10) (let ((.cse11 (+ ~pumpRunning~0 1))) (and (<= .cse11 ~waterLevel~0) (<= ~systemActive~0 ~waterLevel~0) .cse7 (<= ~waterLevel~0 .cse11) .cse8 .cse9 .cse10))))) (.cse4 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse5 (= 1 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ ~switchedOnBeforeTS~0 2) ~waterLevel~0) (<= 1 (+ ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse2 (<= (+ ~systemActive~0 test_~tmp~4) 2147483648) .cse3) (and .cse4 .cse5 (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) .cse1 (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0)) .cse3) (< .cse6 2) (and .cse0 .cse2 .cse4 .cse5 .cse1 .cse3) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 23:00:47,103 INFO L421 ceAbstractionStarter]: At program point L308(lines 265 310) the Hoare annotation is: (let ((.cse3 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse8 (+ ~systemActive~0 2147483646))) (let ((.cse0 (and (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647)) (<= test_~tmp___0~2 .cse8))) (.cse1 (let ((.cse4 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse5 (<= test_~tmp___2~0 .cse8)) (.cse6 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)))) (or (and (<= ~pumpRunning~0 test_~splverifierCounter~0) .cse4 (<= 2 .cse3) .cse5 .cse6) (let ((.cse7 (+ ~pumpRunning~0 1))) (and (<= .cse7 ~waterLevel~0) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 .cse7) .cse4 .cse5 .cse6))))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ ~switchedOnBeforeTS~0 2) ~waterLevel~0) (<= 1 (+ ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse2) (and (<= 1 .cse3) (<= ~waterLevel~0 ~systemActive~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0)) .cse2) (and .cse0 .cse1 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647)) (= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648)) .cse2) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)))) [2018-10-26 23:00:47,103 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2018-10-26 23:00:47,103 INFO L425 ceAbstractionStarter]: For program point L275-1(lines 275 281) no Hoare annotation was computed. [2018-10-26 23:00:47,103 INFO L425 ceAbstractionStarter]: For program point L267(lines 267 271) no Hoare annotation was computed. [2018-10-26 23:00:47,103 INFO L425 ceAbstractionStarter]: For program point L265-1(lines 265 310) no Hoare annotation was computed. [2018-10-26 23:00:47,103 INFO L421 ceAbstractionStarter]: At program point L311(lines 264 312) the Hoare annotation is: (or (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L421 ceAbstractionStarter]: At program point L301-2(lines 295 306) the Hoare annotation is: (let ((.cse16 (+ ~pumpRunning~0 1)) (.cse15 (+ ~systemActive~0 2147483646))) (let ((.cse3 (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647))) (.cse4 (<= test_~tmp___0~2 .cse15)) (.cse10 (<= .cse16 ~waterLevel~0)) (.cse12 (<= ~pumpRunning~0 ~systemActive~0)) (.cse13 (<= ~systemActive~0 ~waterLevel~0)) (.cse14 (<= ~waterLevel~0 .cse16)) (.cse9 (<= ~waterLevel~0 (+ ~pumpRunning~0 2))) (.cse5 (<= .cse16 ~systemActive~0)) (.cse7 (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (.cse6 (<= test_~tmp___2~0 .cse15))) (let ((.cse0 (or (and .cse10 .cse12 .cse13 .cse14 (<= 0 (+ ~systemActive~0 test_~tmp___2~0 2147483647)) .cse6) (and .cse9 .cse5 .cse7 (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) .cse6))) (.cse2 (<= (+ ~systemActive~0 test_~tmp~4) 2147483648)) (.cse1 (let ((.cse8 (+ ~pumpRunning~0 ~systemActive~0))) (or (and (<= (+ test_~splverifierCounter~0 2) ~waterLevel~0) (<= .cse8 1) .cse9 .cse5 (<= ~pumpRunning~0 test_~splverifierCounter~0) (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646)) .cse7 (<= test_~tmp___0~2 (+ ~waterLevel~0 2147483645))) (let ((.cse11 (+ test_~splverifierCounter~0 1))) (and (<= .cse8 2) .cse10 (<= 2 (+ ~systemActive~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 test_~splverifierCounter~0) 1) (<= ~pumpRunning~0 .cse11) .cse12 (<= .cse11 ~waterLevel~0) (<= 1 (+ ~waterLevel~0 test_~splverifierCounter~0)) .cse13 .cse14 .cse3 .cse4)))))) (or (and .cse0 .cse1 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648)) (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 1) (<= 0 (* 2 ~switchedOnBeforeTS~0)) .cse2) (and (and .cse3 .cse4) .cse0 (= 1 ~waterLevel~0) (<= 0 (+ ~systemActive~0 test_~tmp~4 2147483647)) .cse2 (= test_~splverifierCounter~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (* 2 ~systemActive~0) 2) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) (and .cse5 .cse1 (and .cse6 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) .cse7) (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point L266(lines 265 310) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 306) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 255 318) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 414 422) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 414 422) the Hoare annotation is: true [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 414 422) no Hoare annotation was computed. [2018-10-26 23:00:47,104 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 141 148) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 141 148) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 141 148) the Hoare annotation is: (or (= ~pumpRunning~0 0) (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 213 231) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 226) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L428 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: true [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point L220-1(line 220) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 213 231) the Hoare annotation is: true [2018-10-26 23:00:47,105 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 213 231) no Hoare annotation was computed. [2018-10-26 23:00:47,105 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 391 399) the Hoare annotation is: true [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 391 399) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 391 399) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 347 358) the Hoare annotation is: true [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 347 358) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L421 ceAbstractionStarter]: At program point L64(line 64) the Hoare annotation is: (let ((.cse1 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse2 (+ ~systemActive~0 |old(~waterLevel~0)|))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< .cse2 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~switchedOnBeforeTS~0 1) ~waterLevel~0) (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 2) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= 2 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (not (= 1 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 2)) (< (+ |old(~switchedOnBeforeTS~0)| |old(~waterLevel~0)|) 2) .cse0 (< 3 .cse2)))) [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point L62(lines 58 80) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L425 ceAbstractionStarter]: For program point L60(lines 58 80) no Hoare annotation was computed. [2018-10-26 23:00:47,106 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (let ((.cse7 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse4 (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (.cse3 (< (+ |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|) 0)) (.cse1 (not (= |old(~waterLevel~0)| 1))) (.cse2 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse6 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse5 (< 3 .cse7))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse0 .cse1 .cse2) (or (< 0 (* 2 |old(~switchedOnBeforeTS~0)|)) (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse0 .cse3 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse4) .cse5 .cse2) (or (and (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) .cse4) .cse0 (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 1)) (< |old(~waterLevel~0)| ~systemActive~0) .cse3 .cse1 .cse2) (or (and .cse6 (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< .cse7 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (let ((.cse8 (+ ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and .cse6 (<= (+ ~switchedOnBeforeTS~0 2) ~waterLevel~0) (<= 1 .cse8) (<= .cse8 1) (<= 0 (* 2 ~switchedOnBeforeTS~0)))) (not (= 1 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 2)) (< (+ |old(~switchedOnBeforeTS~0)| |old(~waterLevel~0)|) 2) .cse0 .cse5)))) [2018-10-26 23:00:47,107 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2018-10-26 23:00:47,107 INFO L421 ceAbstractionStarter]: At program point L71(line 71) the Hoare annotation is: (let ((.cse3 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (let ((.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse2 (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (.cse4 (<= 1 .cse3)) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 2)) (< (+ |old(~switchedOnBeforeTS~0)| |old(~waterLevel~0)|) 2) .cse0 (< 3 .cse1) (and (<= (+ ~pumpRunning~0 ~switchedOnBeforeTS~0) 2) (<= (+ ~waterLevel~0 ~switchedOnBeforeTS~0) 2) .cse2 (<= 2 .cse3))) (or (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (= ~pumpRunning~0 0) .cse4) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (< .cse1 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3) .cse2 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse4) .cse5 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 23:00:47,107 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2018-10-26 23:00:47,107 INFO L421 ceAbstractionStarter]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse3 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse0 (= 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (and .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| (+ |old(~switchedOnBeforeTS~0)| 2)) (< (+ |old(~switchedOnBeforeTS~0)| |old(~waterLevel~0)|) 2) .cse2 (< 3 .cse3)) (or (let ((.cse4 (+ ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= (+ ~switchedOnBeforeTS~0 2) ~waterLevel~0) (<= 1 .cse4) (<= .cse4 1) (<= 0 (* 2 ~switchedOnBeforeTS~0)))) (< .cse3 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse5 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and .cse0 (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) .cse1 (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse2 (not (= |old(~waterLevel~0)| 1)) .cse5))) [2018-10-26 23:00:47,107 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2018-10-26 23:00:47,107 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 434 463) no Hoare annotation was computed. [2018-10-26 23:00:47,107 INFO L428 ceAbstractionStarter]: At program point L448-1(lines 448 452) the Hoare annotation is: true [2018-10-26 23:00:47,107 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 444 458) no Hoare annotation was computed. [2018-10-26 23:00:47,107 INFO L428 ceAbstractionStarter]: At program point L444-3(lines 444 458) the Hoare annotation is: true [2018-10-26 23:00:47,108 INFO L428 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: true [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point L440-1(line 440) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L428 ceAbstractionStarter]: At program point L459(lines 434 463) the Hoare annotation is: true [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 434 463) the Hoare annotation is: true [2018-10-26 23:00:47,108 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 323 334) the Hoare annotation is: (let ((.cse0 (+ ~switchedOnBeforeTS~0 1))) (or (and (<= .cse0 ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (< (* 2 ~pumpRunning~0) 2) (< 3 (+ ~pumpRunning~0 |old(~waterLevel~0)|)) (< |old(~waterLevel~0)| .cse0) (< (+ ~systemActive~0 ~switchedOnBeforeTS~0) 2) (< 2 (+ ~pumpRunning~0 ~systemActive~0)))) [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 323 334) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:00:47,108 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~waterLevel~0) (<= (+ ~switchedOnBeforeTS~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0) (<= 1 (+ ~systemActive~0 ~switchedOnBeforeTS~0))) [2018-10-26 23:00:47,108 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 488 494) no Hoare annotation was computed. [2018-10-26 23:00:47,109 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 488 494) the Hoare annotation is: true [2018-10-26 23:00:47,109 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 90 114) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse1 (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse2 .cse0 (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 (not (= ~waterLevel~0 1)) .cse3))) [2018-10-26 23:00:47,109 INFO L421 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse1 (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse2 .cse0 (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 (not (= ~waterLevel~0 1)) .cse3))) [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point L96-1(line 96) no Hoare annotation was computed. [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 111) no Hoare annotation was computed. [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 90 114) no Hoare annotation was computed. [2018-10-26 23:00:47,109 INFO L421 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,109 INFO L425 ceAbstractionStarter]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L421 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (let ((.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0)) (.cse2 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) .cse0 .cse1 (< 3 (+ ~systemActive~0 ~waterLevel~0)) .cse2) (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0)) .cse0 (< ~waterLevel~0 (+ ~switchedOnBeforeTS~0 1)) (< ~waterLevel~0 ~systemActive~0) .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2018-10-26 23:00:47,110 INFO L421 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (or (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= 2 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 ~systemActive~0)) (<= (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1) ~waterLevel~0)) (< 0 (* 2 ~switchedOnBeforeTS~0)) (< (* 2 ~systemActive~0) 2) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| ~switchedOnBeforeTS~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 23:00:47,110 INFO L425 ceAbstractionStarter]: For program point L98(lines 98 106) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 335 346) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 335 346) the Hoare annotation is: (let ((.cse0 (< (* 2 ~systemActive~0) 2))) (and (or (= 1 ~waterLevel~0) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 ~pumpRunning~0))) (let ((.cse1 (+ ~switchedOnBeforeTS~0 2))) (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= .cse1 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) (< |old(~waterLevel~0)| .cse1) (< (+ ~switchedOnBeforeTS~0 |old(~waterLevel~0)|) 2) .cse0 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|)))))) [2018-10-26 23:00:47,110 INFO L425 ceAbstractionStarter]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 428) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 424 431) no Hoare annotation was computed. [2018-10-26 23:00:47,110 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 424 431) the Hoare annotation is: true [2018-10-26 23:00:47,111 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 424 431) no Hoare annotation was computed. [2018-10-26 23:00:47,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:00:47 BoogieIcfgContainer [2018-10-26 23:00:47,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:00:47,129 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:00:47,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:00:47,130 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:00:47,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:30" (3/4) ... [2018-10-26 23:00:47,133 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:00:47,142 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-26 23:00:47,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 23:00:47,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 23:00:47,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 23:00:47,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 23:00:47,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 23:00:47,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 23:00:47,176 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-10-26 23:00:47,177 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 23:00:47,177 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 23:00:47,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((0 <= systemActive + tmp___0 + 2147483647 && tmp___0 <= systemActive + 2147483646) && switchedOnBeforeTS + 2 <= waterLevel) && 1 <= pumpRunning + switchedOnBeforeTS) && (((((pumpRunning <= splverifierCounter && systemActive + waterLevel <= 3) && 2 <= pumpRunning + waterLevel) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) || (((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && systemActive + waterLevel <= 3) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648))) && splverifierCounter == 0) || (((((1 <= pumpRunning + waterLevel && waterLevel <= systemActive) && switchedOnBeforeTS + 1 <= systemActive) && pumpRunning == 0) && 1 <= systemActive + switchedOnBeforeTS) && splverifierCounter == 0)) || ((((((0 <= systemActive + tmp___0 + 2147483647 && tmp___0 <= systemActive + 2147483646) && (((((pumpRunning <= splverifierCounter && systemActive + waterLevel <= 3) && 2 <= pumpRunning + waterLevel) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) || (((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && systemActive + waterLevel <= 3) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648))) && tmp <= pumpRunning + 2147483647) && 1 == waterLevel) && splverifierCounter <= tmp + 2147483648) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || 2 * systemActive < 2) || \old(waterLevel) < \old(switchedOnBeforeTS) + 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(switchedOnBeforeTS) < 0) || \old(pumpRunning) + 2 < \old(waterLevel) [2018-10-26 23:00:47,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 * systemActive < 2 || \old(waterLevel) < \old(switchedOnBeforeTS) + 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(switchedOnBeforeTS) < 0) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 23:00:47,294 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_196df650-0f22-4cd2-85d0-29ca1783f018/bin-2019/utaipan/witness.graphml [2018-10-26 23:00:47,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:00:47,295 INFO L168 Benchmark]: Toolchain (without parser) took 378352.26 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 955.0 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 830.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,295 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-10-26 23:00:47,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.36 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 930.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,298 INFO L168 Benchmark]: Boogie Preprocessor took 58.19 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. [2018-10-26 23:00:47,298 INFO L168 Benchmark]: RCFGBuilder took 1180.09 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: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,298 INFO L168 Benchmark]: TraceAbstraction took 376363.92 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,298 INFO L168 Benchmark]: Witness Printer took 164.56 ms. Allocated memory is still 5.0 GB. Free memory was 4.1 GB in the beginning and 4.1 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-10-26 23:00:47,300 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 463.36 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 930.8 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 116.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.19 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 1180.09 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: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 376363.92 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. * Witness Printer took 164.56 ms. Allocated memory is still 5.0 GB. Free memory was 4.1 GB in the beginning and 4.1 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: 428]: 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: 434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((((2 * systemActive < 2 || \old(waterLevel) < \old(switchedOnBeforeTS) + 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(switchedOnBeforeTS) < 0) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((((((((((((0 <= systemActive + tmp___0 + 2147483647 && tmp___0 <= systemActive + 2147483646) && switchedOnBeforeTS + 2 <= waterLevel) && 1 <= pumpRunning + switchedOnBeforeTS) && (((((pumpRunning <= splverifierCounter && systemActive + waterLevel <= 3) && 2 <= pumpRunning + waterLevel) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) || (((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && systemActive + waterLevel <= 3) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648))) && splverifierCounter == 0) || (((((1 <= pumpRunning + waterLevel && waterLevel <= systemActive) && switchedOnBeforeTS + 1 <= systemActive) && pumpRunning == 0) && 1 <= systemActive + switchedOnBeforeTS) && splverifierCounter == 0)) || ((((((0 <= systemActive + tmp___0 + 2147483647 && tmp___0 <= systemActive + 2147483646) && (((((pumpRunning <= splverifierCounter && systemActive + waterLevel <= 3) && 2 <= pumpRunning + waterLevel) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) || (((((pumpRunning + 1 <= waterLevel && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && systemActive + waterLevel <= 3) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648))) && tmp <= pumpRunning + 2147483647) && 1 == waterLevel) && splverifierCounter <= tmp + 2147483648) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || 2 * systemActive < 2) || \old(waterLevel) < \old(switchedOnBeforeTS) + 1) || \old(waterLevel) < systemActive) || \old(pumpRunning) + \old(switchedOnBeforeTS) < 0) || \old(pumpRunning) + 2 < \old(waterLevel) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 153 locations, 1 error locations. SAFE Result, 376.2s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 156.6s AutomataDifference, 0.0s DeadEndRemovalTime, 19.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2005 SDtfs, 3175 SDslu, 9759 SDs, 0 SdLazy, 9580 SolverSat, 1471 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 102.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 582 GetRequests, 302 SyntacticMatches, 22 SemanticMatches, 258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6894 ImplicationChecksByTransitivity, 15.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=767occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 116.9s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9941947389463957 AbsIntWeakeningRatio, 0.7962962962962963 AbsIntAvgWeakeningVarsNumRemoved, 6544.962962962963 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 245 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1247 PreInvPairs, 1288 NumberOfFragments, 3737 HoareAnnotationTreeSize, 1247 FomulaSimplifications, 80956 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 61 FomulaSimplificationsInter, 150449 FormulaSimplificationTreeSizeReductionInter, 16.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1124 NumberOfCodeBlocks, 1124 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1113 ConstructedInterpolants, 0 QuantifiedInterpolants, 197824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 200/215 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...