./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product29_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_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/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 d733dbb906adb6defb82ddd5acbd52a79b17963e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:41:13,023 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:41:13,024 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:41:13,031 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:41:13,032 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:41:13,032 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:41:13,033 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:41:13,034 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:41:13,036 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:41:13,036 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:41:13,037 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:41:13,037 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:41:13,038 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:41:13,039 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:41:13,039 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:41:13,040 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:41:13,041 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:41:13,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:41:13,043 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:41:13,045 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:41:13,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:41:13,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:41:13,048 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:41:13,048 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:41:13,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:41:13,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:41:13,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:41:13,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:41:13,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:41:13,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:41:13,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:41:13,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:41:13,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:41:13,054 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:41:13,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:41:13,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:41:13,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:41:13,066 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:41:13,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:41:13,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:41:13,067 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:41:13,067 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:41:13,067 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:41:13,067 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:41:13,067 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:41:13,067 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:41:13,068 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:41:13,068 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:41:13,068 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:41:13,068 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:41:13,068 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:41:13,069 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:41:13,070 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:41:13,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:41:13,070 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:41:13,070 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:41:13,070 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:41:13,070 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:41:13,071 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:41:13,071 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:41:13,072 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_5e4c114d-213b-4d24-a452-65d48200f3a1/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 -> d733dbb906adb6defb82ddd5acbd52a79b17963e [2018-11-10 05:41:13,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:41:13,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:41:13,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:41:13,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:41:13,105 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:41:13,106 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c [2018-11-10 05:41:13,141 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/data/23007edf4/040cbec652f24d1ab73808229a0d27ff/FLAGc5d44024d [2018-11-10 05:41:13,571 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:41:13,572 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c [2018-11-10 05:41:13,582 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/data/23007edf4/040cbec652f24d1ab73808229a0d27ff/FLAGc5d44024d [2018-11-10 05:41:13,591 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/data/23007edf4/040cbec652f24d1ab73808229a0d27ff [2018-11-10 05:41:13,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:41:13,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:41:13,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:13,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:41:13,597 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:41:13,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:13,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13, skipping insertion in model container [2018-11-10 05:41:13,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:13,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:41:13,636 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:41:13,819 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:13,828 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:41:13,882 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:13,903 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:41:13,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13 WrapperNode [2018-11-10 05:41:13,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:13,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:13,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:41:13,904 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:41:13,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:13,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:13,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:13,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:41:13,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:41:13,988 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:41:13,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:13,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... [2018-11-10 05:41:14,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:41:14,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:41:14,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:41:14,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:41:14,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:41:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 05:41:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 05:41:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 05:41:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 05:41:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:41:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:41:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 05:41:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 05:41:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 05:41:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 05:41:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 05:41:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 05:41:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 05:41:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 05:41:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 05:41:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 05:41:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 05:41:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 05:41:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 05:41:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 05:41:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 05:41:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 05:41:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:41:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:41:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:41:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:41:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 05:41:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 05:41:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:41:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:41:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 05:41:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 05:41:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 05:41:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 05:41:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:41:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:41:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 05:41:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 05:41:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 05:41:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 05:41:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 05:41:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 05:41:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 05:41:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 05:41:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:41:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:41:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:41:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:41:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:41:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:41:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 05:41:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 05:41:14,708 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:41:14,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:14 BoogieIcfgContainer [2018-11-10 05:41:14,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:41:14,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:41:14,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:41:14,711 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:41:14,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:41:13" (1/3) ... [2018-11-10 05:41:14,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7396ecdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:41:14, skipping insertion in model container [2018-11-10 05:41:14,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:13" (2/3) ... [2018-11-10 05:41:14,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7396ecdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:41:14, skipping insertion in model container [2018-11-10 05:41:14,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:14" (3/3) ... [2018-11-10 05:41:14,713 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29_true-unreach-call_false-termination.cil.c [2018-11-10 05:41:14,719 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:41:14,724 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:41:14,734 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:41:14,754 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:41:14,754 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:41:14,754 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:41:14,754 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:41:14,754 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:41:14,754 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:41:14,754 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:41:14,755 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:41:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-11-10 05:41:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:41:14,776 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:14,777 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:41:14,779 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:14,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:14,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1398172324, now seen corresponding path program 1 times [2018-11-10 05:41:14,786 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:14,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:14,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:14,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:14,817 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:14,972 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:41:14,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:41:14,972 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:14,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:41:14,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:41:14,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:41:14,989 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-11-10 05:41:15,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:15,016 INFO L93 Difference]: Finished difference Result 248 states and 307 transitions. [2018-11-10 05:41:15,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:41:15,017 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 05:41:15,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:15,025 INFO L225 Difference]: With dead ends: 248 [2018-11-10 05:41:15,025 INFO L226 Difference]: Without dead ends: 124 [2018-11-10 05:41:15,028 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:41:15,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-10 05:41:15,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-10 05:41:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-10 05:41:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-11-10 05:41:15,065 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 46 [2018-11-10 05:41:15,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:15,065 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-11-10 05:41:15,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:41:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-11-10 05:41:15,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:41:15,068 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:15,068 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:41:15,069 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:15,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:15,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1539170306, now seen corresponding path program 1 times [2018-11-10 05:41:15,069 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:15,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:15,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,071 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:15,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:41:15,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:41:15,177 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:15,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:41:15,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:41:15,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:41:15,179 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 3 states. [2018-11-10 05:41:15,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:15,197 INFO L93 Difference]: Finished difference Result 195 states and 227 transitions. [2018-11-10 05:41:15,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:41:15,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 05:41:15,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:15,200 INFO L225 Difference]: With dead ends: 195 [2018-11-10 05:41:15,200 INFO L226 Difference]: Without dead ends: 114 [2018-11-10 05:41:15,201 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:41:15,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-10 05:41:15,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-10 05:41:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-10 05:41:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2018-11-10 05:41:15,212 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 48 [2018-11-10 05:41:15,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:15,213 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2018-11-10 05:41:15,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:41:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2018-11-10 05:41:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 05:41:15,215 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:15,216 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:41:15,216 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:15,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:15,216 INFO L82 PathProgramCache]: Analyzing trace with hash -891199345, now seen corresponding path program 1 times [2018-11-10 05:41:15,216 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:15,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:15,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,217 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:15,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:15,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:41:15,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:41:15,330 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:15,330 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:41:15,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:41:15,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:41:15,330 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 7 states. [2018-11-10 05:41:15,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:15,622 INFO L93 Difference]: Finished difference Result 204 states and 241 transitions. [2018-11-10 05:41:15,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:41:15,623 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-10 05:41:15,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:15,624 INFO L225 Difference]: With dead ends: 204 [2018-11-10 05:41:15,624 INFO L226 Difference]: Without dead ends: 114 [2018-11-10 05:41:15,625 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:41:15,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-10 05:41:15,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-10 05:41:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-10 05:41:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 131 transitions. [2018-11-10 05:41:15,635 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 131 transitions. Word has length 52 [2018-11-10 05:41:15,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:15,635 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 131 transitions. [2018-11-10 05:41:15,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:41:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 131 transitions. [2018-11-10 05:41:15,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 05:41:15,637 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:15,637 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] [2018-11-10 05:41:15,637 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:15,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:15,638 INFO L82 PathProgramCache]: Analyzing trace with hash -482997259, now seen corresponding path program 1 times [2018-11-10 05:41:15,638 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:15,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:15,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:15,639 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:15,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:15,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:41:15,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 05:41:15,763 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:15,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 05:41:15,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 05:41:15,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:41:15,765 INFO L87 Difference]: Start difference. First operand 114 states and 131 transitions. Second operand 10 states. [2018-11-10 05:41:16,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:16,399 INFO L93 Difference]: Finished difference Result 364 states and 445 transitions. [2018-11-10 05:41:16,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 05:41:16,400 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2018-11-10 05:41:16,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:16,403 INFO L225 Difference]: With dead ends: 364 [2018-11-10 05:41:16,403 INFO L226 Difference]: Without dead ends: 274 [2018-11-10 05:41:16,404 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 05:41:16,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-11-10 05:41:16,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 270. [2018-11-10 05:41:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-11-10 05:41:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 321 transitions. [2018-11-10 05:41:16,430 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 321 transitions. Word has length 65 [2018-11-10 05:41:16,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:16,431 INFO L481 AbstractCegarLoop]: Abstraction has 270 states and 321 transitions. [2018-11-10 05:41:16,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 05:41:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 321 transitions. [2018-11-10 05:41:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 05:41:16,433 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:16,435 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:41:16,435 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:16,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:16,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1699867959, now seen corresponding path program 1 times [2018-11-10 05:41:16,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:16,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:16,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:16,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:16,437 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:16,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:41:16,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:41:16,500 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:16,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:41:16,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:41:16,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:41:16,502 INFO L87 Difference]: Start difference. First operand 270 states and 321 transitions. Second operand 3 states. [2018-11-10 05:41:16,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:16,535 INFO L93 Difference]: Finished difference Result 413 states and 502 transitions. [2018-11-10 05:41:16,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:41:16,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2018-11-10 05:41:16,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:16,537 INFO L225 Difference]: With dead ends: 413 [2018-11-10 05:41:16,537 INFO L226 Difference]: Without dead ends: 167 [2018-11-10 05:41:16,539 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 [2018-11-10 05:41:16,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-10 05:41:16,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-11-10 05:41:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-10 05:41:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 185 transitions. [2018-11-10 05:41:16,552 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 185 transitions. Word has length 73 [2018-11-10 05:41:16,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:16,553 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 185 transitions. [2018-11-10 05:41:16,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:41:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 185 transitions. [2018-11-10 05:41:16,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:41:16,555 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:41:16,556 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, 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] [2018-11-10 05:41:16,556 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:41:16,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:16,556 INFO L82 PathProgramCache]: Analyzing trace with hash 187665113, now seen corresponding path program 1 times [2018-11-10 05:41:16,556 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:41:16,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:16,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:41:16,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:41:16,558 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:41:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:16,684 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:41:16,684 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:41:16,684 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 05:41:16,685 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 111 with the following transitions: [2018-11-10 05:41:16,687 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [52], [55], [56], [57], [69], [78], [93], [96], [97], [98], [102], [108], [112], [116], [119], [124], [130], [132], [135], [152], [153], [154], [155], [170], [174], [180], [218], [221], [225], [226], [229], [230], [231], [232], [233], [235], [236], [237], [238], [239], [240], [241], [242], [243], [251], [252], [255], [265], [266], [267], [268], [271], [272], [277], [278], [279], [280], [285], [286], [287] [2018-11-10 05:41:16,733 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 05:41:16,733 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 05:41:22,683 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 05:41:22,684 INFO L272 AbstractInterpreter]: Visited 66 different actions 75 times. Merged at 6 different actions 6 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-11-10 05:41:22,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:22,695 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 05:41:32,878 INFO L227 lantSequenceWeakener]: Weakened 101 states. On average, predicates are now at 97.36% of their original sizes. [2018-11-10 05:41:32,878 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 05:41:33,409 INFO L415 sIntCurrentIteration]: We unified 109 AI predicates to 109 [2018-11-10 05:41:33,409 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 05:41:33,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 05:41:33,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [7] total 28 [2018-11-10 05:41:33,410 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:41:33,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-10 05:41:33,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-10 05:41:33,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2018-11-10 05:41:33,411 INFO L87 Difference]: Start difference. First operand 167 states and 185 transitions. Second operand 23 states. [2018-11-10 05:41:46,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:41:46,229 INFO L93 Difference]: Finished difference Result 221 states and 248 transitions. [2018-11-10 05:41:46,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 05:41:46,229 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 110 [2018-11-10 05:41:46,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:41:46,229 INFO L225 Difference]: With dead ends: 221 [2018-11-10 05:41:46,229 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:41:46,230 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 114 GetRequests, 86 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2018-11-10 05:41:46,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:41:46,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:41:46,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:41:46,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:41:46,231 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2018-11-10 05:41:46,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:41:46,231 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:41:46,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-10 05:41:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:41:46,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:41:46,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:41:46,725 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 05:41:47,151 WARN L179 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 51 [2018-11-10 05:41:47,719 WARN L179 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 60 [2018-11-10 05:41:47,918 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-11-10 05:41:48,458 WARN L179 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 52 [2018-11-10 05:41:48,784 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-11-10 05:41:48,993 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2018-11-10 05:41:49,326 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 05:41:49,475 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 05:41:50,312 WARN L179 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 57 [2018-11-10 05:41:50,545 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 05:41:50,678 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-11-10 05:41:50,680 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 599 605) the Hoare annotation is: true [2018-11-10 05:41:50,680 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 599 605) no Hoare annotation was computed. [2018-11-10 05:41:50,680 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 606 614) no Hoare annotation was computed. [2018-11-10 05:41:50,680 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 606 614) the Hoare annotation is: true [2018-11-10 05:41:50,680 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 606 614) no Hoare annotation was computed. [2018-11-10 05:41:50,680 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 912 936) the Hoare annotation is: true [2018-11-10 05:41:50,680 INFO L421 ceAbstractionStarter]: At program point L926(line 926) 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))) [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L421 ceAbstractionStarter]: At program point L922(line 922) 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))) [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L920(lines 920 933) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L920-1(lines 912 936) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L428 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: true [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L918-1(line 918) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 912 936) no Hoare annotation was computed. [2018-11-10 05:41:50,681 INFO L425 ceAbstractionStarter]: For program point L898-1(lines 898 905) no Hoare annotation was computed. [2018-11-10 05:41:50,682 INFO L425 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-11-10 05:41:50,682 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)|))) [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point L894(line 894) 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)|))) [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 888 910) 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)|))) [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point L894-1(line 894) 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)|))) [2018-11-10 05:41:50,683 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 888 910) no Hoare annotation was computed. [2018-11-10 05:41:50,683 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 888 910) no Hoare annotation was computed. [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (or (and (<= ~waterLevel~0 ~systemActive~0) (<= (* 2 main_~tmp~8) 2) (<= 2 (+ ~waterLevel~0 main_~tmp~8)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point L900-1(line 900) the Hoare annotation is: (or (and (<= ~waterLevel~0 ~systemActive~0) (<= (* 2 main_~tmp~8) 2) (<= 2 (+ ~waterLevel~0 main_~tmp~8)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 05:41:50,683 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 905) no Hoare annotation was computed. [2018-11-10 05:41:50,683 INFO L421 ceAbstractionStarter]: At program point L670(line 670) 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)))) [2018-11-10 05:41:50,684 INFO L421 ceAbstractionStarter]: At program point L666(line 666) 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)))) [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 672) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L421 ceAbstractionStarter]: At program point L662(line 662) 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)))) [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point L662-1(line 662) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point L660(lines 660 677) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 656 680) 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))) [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 656 680) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L421 ceAbstractionStarter]: At program point L675(line 675) 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))) [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point L675-1(lines 656 680) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 751 759) no Hoare annotation was computed. [2018-11-10 05:41:50,684 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 751 759) the Hoare annotation is: true [2018-11-10 05:41:50,684 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 751 759) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 796 814) the Hoare annotation is: true [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 796 814) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 809) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L428 ceAbstractionStarter]: At program point L803(line 803) the Hoare annotation is: true [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 796 814) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 592 598) no Hoare annotation was computed. [2018-11-10 05:41:50,685 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 592 598) the Hoare annotation is: true [2018-11-10 05:41:50,685 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 878 887) 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)|))) [2018-11-10 05:41:50,686 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 878 887) no Hoare annotation was computed. [2018-11-10 05:41:50,686 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 878 887) no Hoare annotation was computed. [2018-11-10 05:41:50,686 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 740 750) the Hoare annotation is: true [2018-11-10 05:41:50,686 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 740 750) no Hoare annotation was computed. [2018-11-10 05:41:50,686 INFO L428 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: true [2018-11-10 05:41:50,686 INFO L425 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2018-11-10 05:41:50,686 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 740 750) no Hoare annotation was computed. [2018-11-10 05:41:50,687 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 732 739) the Hoare annotation is: true [2018-11-10 05:41:50,687 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 732 739) no Hoare annotation was computed. [2018-11-10 05:41:50,687 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 732 739) no Hoare annotation was computed. [2018-11-10 05:41:50,687 INFO L421 ceAbstractionStarter]: At program point L701(line 701) 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))) [2018-11-10 05:41:50,687 INFO L425 ceAbstractionStarter]: For program point L701-1(lines 682 706) no Hoare annotation was computed. [2018-11-10 05:41:50,687 INFO L421 ceAbstractionStarter]: At program point L696(line 696) 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)))) [2018-11-10 05:41:50,687 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 682 706) no Hoare annotation was computed. [2018-11-10 05:41:50,687 INFO L421 ceAbstractionStarter]: At program point L692(line 692) 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)))) [2018-11-10 05:41:50,687 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 682 706) 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))) [2018-11-10 05:41:50,687 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 698) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L421 ceAbstractionStarter]: At program point L688(line 688) 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)))) [2018-11-10 05:41:50,688 INFO L425 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 703) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 648 654) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 648 654) the Hoare annotation is: true [2018-11-10 05:41:50,688 INFO L421 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse4 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse3 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse4) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) .cse3 (<= .cse4 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.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 .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)|)))) [2018-11-10 05:41:50,688 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 513 576) 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)|))) [2018-11-10 05:41:50,688 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2018-11-10 05:41:50,688 INFO L421 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse3 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse4 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse3 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse4) (<= .cse5 1)) (and (<= 2 .cse5) .cse3 (<= .cse4 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.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)|)))) [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 513 576) no Hoare annotation was computed. [2018-11-10 05:41:50,689 INFO L421 ceAbstractionStarter]: At program point L566(lines 523 568) 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) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (and (and (<= 2 .cse0) (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648)) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649)) (<= (+ 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) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 523 568) no Hoare annotation was computed. [2018-11-10 05:41:50,689 INFO L421 ceAbstractionStarter]: At program point L569(lines 522 570) 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)|))) [2018-11-10 05:41:50,689 INFO L425 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2018-11-10 05:41:50,694 INFO L421 ceAbstractionStarter]: At program point L559-2(lines 553 564) the Hoare annotation is: (let ((.cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 2)) (.cse4 (* 2 ~systemActive~0))) (let ((.cse0 (let ((.cse5 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse6 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse1 .cse5 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse6) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= .cse4 2) .cse5 (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= .cse6 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< .cse4 2) (and .cse0 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse2 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse3) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point L524(lines 523 568) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point L553(lines 553 564) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 513 576) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-10 05:41:50,695 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-10 05:41:50,696 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-11-10 05:41:50,696 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-10 05:41:50,696 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-10 05:41:50,696 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-10 05:41:50,696 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-10 05:41:50,696 INFO L421 ceAbstractionStarter]: At program point L637(line 637) 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))) [2018-11-10 05:41:50,696 INFO L421 ceAbstractionStarter]: At program point L635(lines 635 641) 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))) [2018-11-10 05:41:50,696 INFO L421 ceAbstractionStarter]: At program point L630(line 630) 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)|)))) [2018-11-10 05:41:50,696 INFO L425 ceAbstractionStarter]: For program point L628(lines 627 646) no Hoare annotation was computed. [2018-11-10 05:41:50,696 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 624 647) 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))) [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 624 647) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 624 647) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 817 846) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L428 ceAbstractionStarter]: At program point L831-1(lines 831 835) the Hoare annotation is: true [2018-11-10 05:41:50,697 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 817 846) the Hoare annotation is: true [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point L827-1(lines 827 841) no Hoare annotation was computed. [2018-11-10 05:41:50,697 INFO L428 ceAbstractionStarter]: At program point L827-3(lines 827 841) the Hoare annotation is: true [2018-11-10 05:41:50,697 INFO L428 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-11-10 05:41:50,697 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L428 ceAbstractionStarter]: At program point L842(lines 817 846) the Hoare annotation is: true [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:41:50,698 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)) [2018-11-10 05:41:50,698 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 871 877) no Hoare annotation was computed. [2018-11-10 05:41:50,698 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 871 877) the Hoare annotation is: true [2018-11-10 05:41:50,699 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-10 05:41:50,699 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-10 05:41:50,699 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) 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)|)))) [2018-11-10 05:41:50,699 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 136 143) no Hoare annotation was computed. [2018-11-10 05:41:50,699 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2018-11-10 05:41:50,699 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 136 143) the Hoare annotation is: true [2018-11-10 05:41:50,699 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 136 143) no Hoare annotation was computed. [2018-11-10 05:41:50,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:41:50 BoogieIcfgContainer [2018-11-10 05:41:50,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:41:50,713 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:41:50,713 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:41:50,713 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:41:50,718 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:14" (3/4) ... [2018-11-10 05:41:50,721 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 05:41:50,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:41:50,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 05:41:50,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 05:41:50,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:41:50,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 05:41:50,742 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-11-10 05:41:50,743 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 05:41:50,743 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 05:41:50,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || (((((((((2 <= waterLevel + splverifierCounter && 0 <= tmp + splverifierCounter + 2147483648) && pumpRunning + waterLevel <= 2) && waterLevel + tmp <= 2147483649) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 05:41:50,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 05:41:50,805 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5e4c114d-213b-4d24-a452-65d48200f3a1/bin-2019/utaipan/witness.graphml [2018-11-10 05:41:50,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:41:50,806 INFO L168 Benchmark]: Toolchain (without parser) took 37212.56 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 960.2 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 861.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,807 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:41:50,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.06 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -212.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,808 INFO L168 Benchmark]: Boogie Preprocessor took 33.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,808 INFO L168 Benchmark]: RCFGBuilder took 686.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,808 INFO L168 Benchmark]: TraceAbstraction took 36003.72 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-10 05:41:50,808 INFO L168 Benchmark]: Witness Printer took 92.94 ms. Allocated memory is still 4.6 GB. Free memory is still 3.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:41:50,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.06 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.1 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 83.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -212.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 686.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 36003.72 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 92.94 ms. Allocated memory is still 4.6 GB. Free memory is still 3.7 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: 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: 522]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || (((((((((2 <= waterLevel + splverifierCounter && 0 <= tmp + splverifierCounter + 2147483648) && pumpRunning + waterLevel <= 2) && waterLevel + tmp <= 2147483649) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 137 locations, 1 error locations. SAFE Result, 35.9s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 13.8s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 752 SDtfs, 571 SDslu, 1927 SDs, 0 SdLazy, 776 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 159 GetRequests, 103 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=270occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.0s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9930882295136357 AbsIntWeakeningRatio, 0.926605504587156 AbsIntAvgWeakeningVarsNumRemoved, 7345.385321100917 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 398 PreInvPairs, 413 NumberOfFragments, 1897 HoareAnnotationTreeSize, 398 FomulaSimplifications, 1357 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 57 FomulaSimplificationsInter, 15548 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 388 ConstructedInterpolants, 0 QuantifiedInterpolants, 57468 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 33/37 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...