./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_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_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/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 afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:14:56,945 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:14:56,946 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:14:56,955 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:14:56,955 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:14:56,956 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:14:56,957 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:14:56,959 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:14:56,960 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:14:56,961 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:14:56,962 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:14:56,962 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:14:56,963 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:14:56,964 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:14:56,965 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:14:56,966 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:14:56,966 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:14:56,968 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:14:56,969 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:14:56,971 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:14:56,972 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:14:56,972 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:14:56,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:14:56,975 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:14:56,975 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:14:56,975 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:14:56,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:14:56,977 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:14:56,977 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:14:56,979 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:14:56,979 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:14:56,979 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:14:56,980 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:14:56,980 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:14:56,980 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:14:56,981 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:14:56,981 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 00:14:56,992 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:14:56,993 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:14:56,993 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:14:56,994 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:14:56,994 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:14:56,994 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:14:56,994 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 00:14:56,994 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:14:56,994 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 00:14:56,995 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 00:14:56,995 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:14:56,995 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:14:56,995 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:14:56,996 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:14:56,997 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:14:56,997 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:14:56,997 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:14:56,997 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:14:56,997 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:14:56,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:14:57,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:14:57,000 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:14:57,001 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_4c59be8a-0e2f-442a-86d4-03131a105205/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 -> afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 [2018-10-27 00:14:57,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:14:57,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:14:57,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:14:57,040 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:14:57,041 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:14:57,041 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-10-27 00:14:57,086 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/data/424d936ef/0147b0dbe8b44d73baec614b11aee5bc/FLAG702314792 [2018-10-27 00:14:57,510 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:14:57,511 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-10-27 00:14:57,520 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/data/424d936ef/0147b0dbe8b44d73baec614b11aee5bc/FLAG702314792 [2018-10-27 00:14:57,532 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/data/424d936ef/0147b0dbe8b44d73baec614b11aee5bc [2018-10-27 00:14:57,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:14:57,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:14:57,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:14:57,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:14:57,540 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:14:57,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:57,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78046a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57, skipping insertion in model container [2018-10-27 00:14:57,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:57,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:14:57,587 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:14:57,815 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:14:57,831 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:14:57,910 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:14:57,931 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:14:57,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57 WrapperNode [2018-10-27 00:14:57,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:14:57,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:14:57,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:14:57,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:14:57,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:57,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:14:58,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:14:58,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:14:58,073 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:14:58,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... [2018-10-27 00:14:58,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:14:58,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:14:58,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:14:58,139 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:14:58,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/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 [2018-10-27 00:14:58,197 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-27 00:14:58,198 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-27 00:14:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:14:58,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:14:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:14:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-27 00:14:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-27 00:14:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-27 00:14:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-27 00:14:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-27 00:14:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-27 00:14:58,200 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-27 00:14:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-27 00:14:58,200 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-27 00:14:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-27 00:14:58,200 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-27 00:14:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-27 00:14:58,200 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-27 00:14:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-27 00:14:58,200 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-27 00:14:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-27 00:14:58,201 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-27 00:14:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-27 00:14:58,201 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-27 00:14:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-27 00:14:58,201 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-27 00:14:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-27 00:14:58,201 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-27 00:14:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-27 00:14:58,201 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-27 00:14:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-27 00:14:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-27 00:14:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-27 00:14:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:14:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:14:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-27 00:14:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-27 00:14:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:14:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:14:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-27 00:14:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-27 00:14:59,177 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:14:59,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:14:59 BoogieIcfgContainer [2018-10-27 00:14:59,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:14:59,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:14:59,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:14:59,181 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:14:59,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:14:57" (1/3) ... [2018-10-27 00:14:59,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1010814f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:14:59, skipping insertion in model container [2018-10-27 00:14:59,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:14:57" (2/3) ... [2018-10-27 00:14:59,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1010814f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:14:59, skipping insertion in model container [2018-10-27 00:14:59,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:14:59" (3/3) ... [2018-10-27 00:14:59,185 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-10-27 00:14:59,193 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:14:59,205 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:14:59,220 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:14:59,254 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:14:59,254 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:14:59,254 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:14:59,254 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:14:59,254 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:14:59,255 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:14:59,255 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:14:59,255 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:14:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-10-27 00:14:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 00:14:59,284 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:14:59,285 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:14:59,288 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:14:59,296 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:14:59,296 INFO L82 PathProgramCache]: Analyzing trace with hash 998098136, now seen corresponding path program 1 times [2018-10-27 00:14:59,298 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:14:59,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:14:59,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,341 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:14:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:14:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:14:59,587 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:14:59,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 00:14:59,588 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:14:59,593 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 00:14:59,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 00:14:59,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:14:59,607 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-10-27 00:14:59,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:14:59,634 INFO L93 Difference]: Finished difference Result 212 states and 263 transitions. [2018-10-27 00:14:59,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 00:14:59,635 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-27 00:14:59,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:14:59,644 INFO L225 Difference]: With dead ends: 212 [2018-10-27 00:14:59,645 INFO L226 Difference]: Without dead ends: 106 [2018-10-27 00:14:59,648 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 [2018-10-27 00:14:59,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-10-27 00:14:59,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-10-27 00:14:59,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-10-27 00:14:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2018-10-27 00:14:59,691 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2018-10-27 00:14:59,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:14:59,692 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2018-10-27 00:14:59,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 00:14:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2018-10-27 00:14:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 00:14:59,695 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:14:59,695 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:14:59,695 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:14:59,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:14:59,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1718808798, now seen corresponding path program 1 times [2018-10-27 00:14:59,696 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:14:59,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:14:59,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,701 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:14:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:14:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:14:59,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:14:59,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:14:59,829 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:14:59,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:14:59,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:14:59,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:14:59,831 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2018-10-27 00:14:59,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:14:59,850 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2018-10-27 00:14:59,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:14:59,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-10-27 00:14:59,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:14:59,853 INFO L225 Difference]: With dead ends: 159 [2018-10-27 00:14:59,853 INFO L226 Difference]: Without dead ends: 96 [2018-10-27 00:14:59,854 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 [2018-10-27 00:14:59,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-27 00:14:59,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-27 00:14:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-27 00:14:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-10-27 00:14:59,867 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 48 [2018-10-27 00:14:59,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:14:59,867 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-10-27 00:14:59,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:14:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-10-27 00:14:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:14:59,868 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:14:59,869 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:14:59,869 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:14:59,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:14:59,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1067001132, now seen corresponding path program 1 times [2018-10-27 00:14:59,869 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:14:59,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:14:59,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:14:59,872 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:14:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:15:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:15:00,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:15:00,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:15:00,080 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:15:00,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:15:00,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:15:00,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:15:00,081 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 7 states. [2018-10-27 00:15:00,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:15:00,741 INFO L93 Difference]: Finished difference Result 168 states and 197 transitions. [2018-10-27 00:15:00,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 00:15:00,741 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-10-27 00:15:00,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:15:00,742 INFO L225 Difference]: With dead ends: 168 [2018-10-27 00:15:00,743 INFO L226 Difference]: Without dead ends: 96 [2018-10-27 00:15:00,743 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 00:15:00,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-27 00:15:00,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-27 00:15:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-27 00:15:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2018-10-27 00:15:00,755 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 52 [2018-10-27 00:15:00,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:15:00,755 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2018-10-27 00:15:00,755 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:15:00,755 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2018-10-27 00:15:00,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:15:00,757 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:15:00,757 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:15:00,757 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:15:00,757 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:15:00,759 INFO L82 PathProgramCache]: Analyzing trace with hash 2125577054, now seen corresponding path program 1 times [2018-10-27 00:15:00,759 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:15:00,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:00,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:15:00,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:00,760 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:15:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:15:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:15:00,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:15:00,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-27 00:15:00,948 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:15:00,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 00:15:00,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 00:15:00,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-27 00:15:00,949 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 10 states. [2018-10-27 00:15:02,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:15:02,260 INFO L93 Difference]: Finished difference Result 292 states and 357 transitions. [2018-10-27 00:15:02,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 00:15:02,260 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-10-27 00:15:02,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:15:02,263 INFO L225 Difference]: With dead ends: 292 [2018-10-27 00:15:02,263 INFO L226 Difference]: Without dead ends: 220 [2018-10-27 00:15:02,266 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-27 00:15:02,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-10-27 00:15:02,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 216. [2018-10-27 00:15:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-10-27 00:15:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 255 transitions. [2018-10-27 00:15:02,314 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 255 transitions. Word has length 60 [2018-10-27 00:15:02,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:15:02,315 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 255 transitions. [2018-10-27 00:15:02,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 00:15:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 255 transitions. [2018-10-27 00:15:02,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 00:15:02,317 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:15:02,317 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:15:02,319 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:15:02,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:15:02,319 INFO L82 PathProgramCache]: Analyzing trace with hash 464230954, now seen corresponding path program 1 times [2018-10-27 00:15:02,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:15:02,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:02,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:15:02,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:02,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:15:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:15:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:15:02,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:15:02,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:15:02,452 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:15:02,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:15:02,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:15:02,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:15:02,453 INFO L87 Difference]: Start difference. First operand 216 states and 255 transitions. Second operand 3 states. [2018-10-27 00:15:02,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:15:02,495 INFO L93 Difference]: Finished difference Result 344 states and 415 transitions. [2018-10-27 00:15:02,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:15:02,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-10-27 00:15:02,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:15:02,497 INFO L225 Difference]: With dead ends: 344 [2018-10-27 00:15:02,497 INFO L226 Difference]: Without dead ends: 152 [2018-10-27 00:15:02,499 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:15:02,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-10-27 00:15:02,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-10-27 00:15:02,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-10-27 00:15:02,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 170 transitions. [2018-10-27 00:15:02,515 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 170 transitions. Word has length 68 [2018-10-27 00:15:02,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:15:02,517 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 170 transitions. [2018-10-27 00:15:02,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:15:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 170 transitions. [2018-10-27 00:15:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-27 00:15:02,521 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:15:02,521 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:15:02,521 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:15:02,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:15:02,522 INFO L82 PathProgramCache]: Analyzing trace with hash 736444929, now seen corresponding path program 1 times [2018-10-27 00:15:02,522 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:15:02,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:02,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:15:02,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:15:02,523 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:15:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:15:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 00:15:03,113 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 00:15:03,113 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 00:15:03,114 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-10-27 00:15:03,116 INFO L202 CegarAbsIntRunner]: [2], [17], [20], [21], [22], [23], [24], [25], [29], [35], [39], [43], [46], [51], [57], [59], [62], [77], [79], [82], [84], [87], [93], [95], [96], [100], [103], [113], [114], [115], [116], [128], [129], [142], [146], [152], [187], [191], [194], [198], [199], [210], [211], [212], [213], [216], [217], [220], [221], [222], [223], [224], [226], [227], [228], [229], [230], [231], [232], [233], [234], [240], [241], [242], [243], [248], [249], [250], [252] [2018-10-27 00:15:03,161 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-27 00:15:03,162 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 00:15:09,552 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 00:15:09,554 INFO L272 AbstractInterpreter]: Visited 61 different actions 70 times. Merged at 6 different actions 6 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-10-27 00:15:09,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:15:09,570 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 00:15:17,119 INFO L227 lantSequenceWeakener]: Weakened 91 states. On average, predicates are now at 97.31% of their original sizes. [2018-10-27 00:15:17,119 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 00:15:17,852 INFO L415 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-10-27 00:15:17,852 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 00:15:17,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 00:15:17,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [7] total 28 [2018-10-27 00:15:17,853 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:15:17,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-27 00:15:17,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-27 00:15:17,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2018-10-27 00:15:17,855 INFO L87 Difference]: Start difference. First operand 152 states and 170 transitions. Second operand 23 states. [2018-10-27 00:15:37,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:15:37,491 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2018-10-27 00:15:37,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 00:15:37,492 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 100 [2018-10-27 00:15:37,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:15:37,492 INFO L225 Difference]: With dead ends: 201 [2018-10-27 00:15:37,492 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 00:15:37,493 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 104 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2018-10-27 00:15:37,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 00:15:37,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 00:15:37,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 00:15:37,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 00:15:37,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-10-27 00:15:37,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:15:37,494 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 00:15:37,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-27 00:15:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 00:15:37,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:15:37,502 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 00:15:37,677 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2018-10-27 00:15:38,050 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2018-10-27 00:15:39,506 WARN L179 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-10-27 00:15:39,643 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-27 00:15:40,526 WARN L179 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 52 [2018-10-27 00:15:40,837 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 58 [2018-10-27 00:15:40,951 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-27 00:15:41,138 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-10-27 00:15:41,974 WARN L179 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 58 [2018-10-27 00:15:42,651 WARN L179 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 53 [2018-10-27 00:15:42,923 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2018-10-27 00:15:42,923 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2018-10-27 00:15:42,923 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2018-10-27 00:15:42,923 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2018-10-27 00:15:42,923 INFO L421 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-27 00:15:42,923 INFO L425 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2018-10-27 00:15:42,924 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-27 00:15:42,924 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-27 00:15:42,924 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-27 00:15:42,924 INFO L425 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2018-10-27 00:15:42,924 INFO L421 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-27 00:15:42,924 INFO L425 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-10-27 00:15:42,924 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2018-10-27 00:15:42,925 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2018-10-27 00:15:42,925 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2018-10-27 00:15:42,925 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2018-10-27 00:15:42,925 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2018-10-27 00:15:42,925 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2018-10-27 00:15:42,925 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2018-10-27 00:15:42,925 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2018-10-27 00:15:42,925 INFO L421 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (+ ~waterLevel~0 test_~tmp~0)) (.cse3 (+ ~waterLevel~0 test_~splverifierCounter~0))) (or (and (<= 2 .cse3) (<= .cse4 2147483649) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483646)) (<= .cse5 2)) (and (<= 1 .cse5) (<= .cse4 2147483648) (<= .cse3 1) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483647)))))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (and .cse0 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-27 00:15:42,929 INFO L425 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-10-27 00:15:42,929 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,929 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L421 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (+ ~waterLevel~0 test_~tmp~0)) (.cse3 (+ ~waterLevel~0 test_~splverifierCounter~0))) (or (and (<= 2 .cse3) (<= .cse4 2147483649) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483646)) (<= .cse5 2)) (and (<= 1 .cse5) (<= .cse4 2147483648) (<= .cse3 1) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483647)))))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (and .cse0 (<= (+ ~systemActive~0 test_~tmp___0~0) 2147483648) .cse1 (<= ~pumpRunning~0 (+ test_~tmp___0~0 2147483648)) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L421 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (+ ~waterLevel~0 test_~tmp~0)) (.cse3 (+ ~waterLevel~0 test_~splverifierCounter~0))) (or (and (<= 2 .cse3) (<= .cse4 2147483649) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483646)) (<= .cse5 2)) (and (<= 1 .cse5) (<= .cse4 2147483648) (<= .cse3 1) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483647)))))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (and .cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-27 00:15:42,930 INFO L421 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse0 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (<= 1 .cse0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (and (and (<= 2 .cse0) (<= (+ ~waterLevel~0 test_~tmp~0) 2147483649) (<= 0 (+ ~waterLevel~0 test_~tmp~0 2147483646)) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2)) (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2018-10-27 00:15:42,930 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 63 108) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L421 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2018-10-27 00:15:42,931 INFO L421 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L421 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-10-27 00:15:42,931 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L428 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L421 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,932 INFO L421 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,932 INFO L421 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,932 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2018-10-27 00:15:42,932 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L421 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (and (<= ~waterLevel~0 ~systemActive~0) (<= (* 2 main_~tmp~8) 2) (<= 2 (+ ~waterLevel~0 main_~tmp~8)) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,933 INFO L421 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (and (<= ~waterLevel~0 ~systemActive~0) (<= (* 2 main_~tmp~8) 2) (<= 2 (+ ~waterLevel~0 main_~tmp~8)) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2018-10-27 00:15:42,933 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L428 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2018-10-27 00:15:42,934 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2018-10-27 00:15:42,934 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2018-10-27 00:15:42,935 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2018-10-27 00:15:42,935 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2018-10-27 00:15:42,935 INFO L425 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2018-10-27 00:15:42,935 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2018-10-27 00:15:42,935 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-27 00:15:42,935 INFO L421 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-27 00:15:42,935 INFO L421 ceAbstractionStarter]: At program point L141(lines 141 147) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-27 00:15:42,935 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L421 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse0) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)))) [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L428 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point L828-1(lines 828 842) no Hoare annotation was computed. [2018-10-27 00:15:42,936 INFO L428 ceAbstractionStarter]: At program point L828-3(lines 828 842) the Hoare annotation is: true [2018-10-27 00:15:42,936 INFO L428 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-10-27 00:15:42,936 INFO L425 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L428 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2018-10-27 00:15:42,937 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:15:42,937 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-10-27 00:15:42,938 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 (* 2 ~pumpRunning~0)))) (and (or (and (<= 1 .cse0) (<= .cse1 2)) (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (<= .cse1 3) (<= 2 .cse0)) (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse2 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|)))) [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-10-27 00:15:42,938 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-10-27 00:15:42,939 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-10-27 00:15:42,939 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-27 00:15:42,939 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2018-10-27 00:15:42,939 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2018-10-27 00:15:42,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:15:42 BoogieIcfgContainer [2018-10-27 00:15:42,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:15:42,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:15:42,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:15:42,951 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:15:42,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:14:59" (3/4) ... [2018-10-27 00:15:42,954 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-27 00:15:42,960 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-27 00:15:42,961 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-27 00:15:42,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-27 00:15:42,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-27 00:15:42,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-27 00:15:42,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-27 00:15:42,970 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-10-27 00:15:42,971 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-27 00:15:42,971 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-27 00:15:42,997 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((2 <= waterLevel + splverifierCounter && waterLevel + tmp <= 2147483649) && 0 <= waterLevel + tmp + 2147483646) && pumpRunning + waterLevel <= 2) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-27 00:15:42,997 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-27 00:15:43,046 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4c59be8a-0e2f-442a-86d4-03131a105205/bin-2019/utaipan/witness.graphml [2018-10-27 00:15:43,046 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:15:43,047 INFO L168 Benchmark]: Toolchain (without parser) took 45512.07 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 960.3 MB in the beginning and 3.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,047 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-10-27 00:15:43,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.01 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 936.2 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,048 INFO L168 Benchmark]: Boogie Preprocessor took 66.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,048 INFO L168 Benchmark]: RCFGBuilder took 1038.70 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,049 INFO L168 Benchmark]: TraceAbstraction took 43772.06 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-10-27 00:15:43,049 INFO L168 Benchmark]: Witness Printer took 95.64 ms. Allocated memory is still 4.8 GB. Free memory is still 3.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:15:43,053 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 396.01 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 139.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 936.2 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1038.70 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 43772.06 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 95.64 ms. Allocated memory is still 4.8 GB. Free memory is still 3.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((2 <= waterLevel + splverifierCounter && waterLevel + tmp <= 2147483649) && 0 <= waterLevel + tmp + 2147483646) && pumpRunning + waterLevel <= 2) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 119 locations, 1 error locations. SAFE Result, 43.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 21.7s AutomataDifference, 0.0s DeadEndRemovalTime, 5.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 643 SDtfs, 541 SDslu, 1671 SDs, 0 SdLazy, 715 SolverSat, 108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 149 GetRequests, 93 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9925516870402653 AbsIntWeakeningRatio, 1.0 AbsIntAvgWeakeningVarsNumRemoved, 7140.020202020202 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 280 PreInvPairs, 295 NumberOfFragments, 1614 HoareAnnotationTreeSize, 280 FomulaSimplifications, 1285 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 49 FomulaSimplificationsInter, 14272 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 368 ConstructedInterpolants, 0 QuantifiedInterpolants, 49908 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...