./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_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_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/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 9c8016f452608c4941fa660b03ce7c0101dbbdf8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:37:21,002 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:37:21,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:37:21,010 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:37:21,011 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:37:21,011 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:37:21,012 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:37:21,014 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:37:21,015 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:37:21,015 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:37:21,016 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:37:21,016 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:37:21,017 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:37:21,018 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:37:21,019 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:37:21,019 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:37:21,020 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:37:21,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:37:21,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:37:21,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:37:21,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:37:21,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:37:21,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:37:21,027 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:37:21,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:37:21,028 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:37:21,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:37:21,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:37:21,030 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:37:21,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:37:21,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:37:21,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:37:21,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:37:21,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:37:21,033 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:37:21,034 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:37:21,034 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:37:21,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:37:21,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:37:21,045 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:37:21,045 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:37:21,046 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:37:21,046 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:37:21,046 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:37:21,046 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:37:21,046 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:37:21,046 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:37:21,047 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:37:21,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:37:21,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:37:21,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:37:21,049 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:37:21,049 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:37:21,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:37:21,049 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:37:21,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:37:21,049 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:37:21,050 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:37:21,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:37:21,051 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:37:21,051 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_763e6187-19eb-48d0-a29c-a4f19a7038ce/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 -> 9c8016f452608c4941fa660b03ce7c0101dbbdf8 [2018-11-10 08:37:21,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:37:21,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:37:21,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:37:21,089 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:37:21,089 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:37:21,090 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-11-10 08:37:21,137 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/data/513135f69/b649b65c5c7e463b8503b7b188cacdf8/FLAGb0c099135 [2018-11-10 08:37:21,569 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:37:21,570 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-11-10 08:37:21,576 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/data/513135f69/b649b65c5c7e463b8503b7b188cacdf8/FLAGb0c099135 [2018-11-10 08:37:21,585 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/data/513135f69/b649b65c5c7e463b8503b7b188cacdf8 [2018-11-10 08:37:21,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:37:21,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:37:21,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:37:21,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:37:21,590 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:37:21,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,593 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 08:37:21, skipping insertion in model container [2018-11-10 08:37:21,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:37:21,629 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:37:21,818 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:37:21,826 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:37:21,879 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:37:21,896 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:37:21,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21 WrapperNode [2018-11-10 08:37:21,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:37:21,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:37:21,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:37:21,897 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:37:21,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:37:21,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:37:21,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:37:21,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:37:21,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:21,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:22,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... [2018-11-10 08:37:22,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:37:22,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:37:22,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:37:22,005 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:37:22,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/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 08:37:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 08:37:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 08:37:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:37:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:37:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 08:37:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 08:37:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 08:37:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 08:37:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 08:37:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 08:37:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 08:37:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 08:37:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 08:37:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 08:37:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 08:37:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 08:37:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 08:37:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 08:37:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:37:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:37:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:37:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:37:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 08:37:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 08:37:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:37:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:37:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:37:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:37:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 08:37:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 08:37:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:37:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:37:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 08:37:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 08:37:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 08:37:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 08:37:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 08:37:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 08:37:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 08:37:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 08:37:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 08:37:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 08:37:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:37:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:37:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:37:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:37:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:37:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:37:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 08:37:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 08:37:22,576 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:37:22,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:37:22 BoogieIcfgContainer [2018-11-10 08:37:22,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:37:22,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:37:22,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:37:22,580 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:37:22,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:37:21" (1/3) ... [2018-11-10 08:37:22,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@270df9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:37:22, skipping insertion in model container [2018-11-10 08:37:22,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:37:21" (2/3) ... [2018-11-10 08:37:22,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@270df9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:37:22, skipping insertion in model container [2018-11-10 08:37:22,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:37:22" (3/3) ... [2018-11-10 08:37:22,583 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-11-10 08:37:22,591 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:37:22,597 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:37:22,610 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:37:22,636 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:37:22,636 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:37:22,636 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:37:22,637 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:37:22,637 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:37:22,637 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:37:22,637 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:37:22,637 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:37:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2018-11-10 08:37:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 08:37:22,661 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:37:22,662 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] [2018-11-10 08:37:22,664 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:37:22,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:37:22,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1238185757, now seen corresponding path program 1 times [2018-11-10 08:37:22,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:37:22,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:22,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:37:22,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:22,701 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:37:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:37:22,860 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 08:37:22,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:37:22,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:37:22,862 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:37:22,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:37:22,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:37:22,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:37:22,878 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 2 states. [2018-11-10 08:37:22,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:37:22,903 INFO L93 Difference]: Finished difference Result 230 states and 287 transitions. [2018-11-10 08:37:22,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:37:22,904 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-10 08:37:22,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:37:22,914 INFO L225 Difference]: With dead ends: 230 [2018-11-10 08:37:22,914 INFO L226 Difference]: Without dead ends: 117 [2018-11-10 08:37:22,917 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 08:37:22,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-11-10 08:37:22,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2018-11-10 08:37:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-11-10 08:37:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 137 transitions. [2018-11-10 08:37:22,950 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 137 transitions. Word has length 51 [2018-11-10 08:37:22,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:37:22,951 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 137 transitions. [2018-11-10 08:37:22,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:37:22,951 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 137 transitions. [2018-11-10 08:37:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 08:37:22,953 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:37:22,954 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] [2018-11-10 08:37:22,954 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:37:22,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:37:22,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1341453942, now seen corresponding path program 1 times [2018-11-10 08:37:22,954 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:37:22,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:22,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:37:22,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:22,955 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:37:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:37:23,036 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 08:37:23,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:37:23,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:37:23,036 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:37:23,038 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:37:23,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:37:23,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:37:23,039 INFO L87 Difference]: Start difference. First operand 117 states and 137 transitions. Second operand 3 states. [2018-11-10 08:37:23,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:37:23,056 INFO L93 Difference]: Finished difference Result 171 states and 199 transitions. [2018-11-10 08:37:23,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:37:23,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-10 08:37:23,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:37:23,059 INFO L225 Difference]: With dead ends: 171 [2018-11-10 08:37:23,059 INFO L226 Difference]: Without dead ends: 107 [2018-11-10 08:37:23,060 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 08:37:23,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-10 08:37:23,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-10 08:37:23,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-10 08:37:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 124 transitions. [2018-11-10 08:37:23,071 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 124 transitions. Word has length 53 [2018-11-10 08:37:23,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:37:23,072 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 124 transitions. [2018-11-10 08:37:23,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:37:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 124 transitions. [2018-11-10 08:37:23,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 08:37:23,073 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:37:23,073 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] [2018-11-10 08:37:23,073 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:37:23,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:37:23,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1324350577, now seen corresponding path program 1 times [2018-11-10 08:37:23,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:37:23,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:37:23,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,075 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:37:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:37:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:37:23,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:37:23,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:37:23,180 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:37:23,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:37:23,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:37:23,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:37:23,181 INFO L87 Difference]: Start difference. First operand 107 states and 124 transitions. Second operand 7 states. [2018-11-10 08:37:23,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:37:23,502 INFO L93 Difference]: Finished difference Result 317 states and 385 transitions. [2018-11-10 08:37:23,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:37:23,502 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-10 08:37:23,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:37:23,505 INFO L225 Difference]: With dead ends: 317 [2018-11-10 08:37:23,505 INFO L226 Difference]: Without dead ends: 238 [2018-11-10 08:37:23,506 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:37:23,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-11-10 08:37:23,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 230. [2018-11-10 08:37:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2018-11-10 08:37:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 279 transitions. [2018-11-10 08:37:23,532 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 279 transitions. Word has length 57 [2018-11-10 08:37:23,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:37:23,533 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 279 transitions. [2018-11-10 08:37:23,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:37:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 279 transitions. [2018-11-10 08:37:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 08:37:23,535 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:37:23,535 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] [2018-11-10 08:37:23,537 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:37:23,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:37:23,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1364551256, now seen corresponding path program 1 times [2018-11-10 08:37:23,537 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:37:23,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:37:23,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,539 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:37:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:37:23,634 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 08:37:23,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:37:23,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:37:23,634 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:37:23,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:37:23,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:37:23,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:37:23,635 INFO L87 Difference]: Start difference. First operand 230 states and 279 transitions. Second operand 6 states. [2018-11-10 08:37:23,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:37:23,773 INFO L93 Difference]: Finished difference Result 616 states and 771 transitions. [2018-11-10 08:37:23,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:37:23,773 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-11-10 08:37:23,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:37:23,776 INFO L225 Difference]: With dead ends: 616 [2018-11-10 08:37:23,776 INFO L226 Difference]: Without dead ends: 414 [2018-11-10 08:37:23,778 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 08:37:23,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-11-10 08:37:23,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 408. [2018-11-10 08:37:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-11-10 08:37:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 498 transitions. [2018-11-10 08:37:23,809 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 498 transitions. Word has length 63 [2018-11-10 08:37:23,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:37:23,809 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 498 transitions. [2018-11-10 08:37:23,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:37:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 498 transitions. [2018-11-10 08:37:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 08:37:23,813 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:37:23,813 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] [2018-11-10 08:37:23,813 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:37:23,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:37:23,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1983978044, now seen corresponding path program 1 times [2018-11-10 08:37:23,814 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:37:23,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:37:23,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:37:23,815 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:37:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:37:23,915 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 08:37:23,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:37:23,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:37:23,915 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:37:23,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:37:23,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:37:23,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:37:23,916 INFO L87 Difference]: Start difference. First operand 408 states and 498 transitions. Second operand 7 states. [2018-11-10 08:37:24,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:37:24,199 INFO L93 Difference]: Finished difference Result 680 states and 857 transitions. [2018-11-10 08:37:24,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:37:24,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 67 [2018-11-10 08:37:24,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:37:24,200 INFO L225 Difference]: With dead ends: 680 [2018-11-10 08:37:24,200 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:37:24,202 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-10 08:37:24,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:37:24,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:37:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:37:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:37:24,203 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-11-10 08:37:24,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:37:24,203 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:37:24,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:37:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:37:24,204 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:37:24,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:37:24,951 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 732 738) the Hoare annotation is: true [2018-11-10 08:37:24,951 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 732 738) no Hoare annotation was computed. [2018-11-10 08:37:24,951 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 739 747) no Hoare annotation was computed. [2018-11-10 08:37:24,951 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 739 747) the Hoare annotation is: true [2018-11-10 08:37:24,951 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 739 747) no Hoare annotation was computed. [2018-11-10 08:37:24,951 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,952 INFO L421 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,952 INFO L421 ceAbstractionStarter]: At program point L634-1(line 634) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,952 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2018-11-10 08:37:24,952 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 639) no Hoare annotation was computed. [2018-11-10 08:37:24,952 INFO L425 ceAbstractionStarter]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2018-11-10 08:37:24,952 INFO L425 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2018-11-10 08:37:24,952 INFO L421 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,952 INFO L421 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,953 INFO L421 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 920 934) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L421 ceAbstractionStarter]: At program point L926(line 926) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 920 934) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 920 934) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 856 864) no Hoare annotation was computed. [2018-11-10 08:37:24,953 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L428 ceAbstractionStarter]: At program point L908(line 908) the Hoare annotation is: true [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point L910-2(lines 910 914) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point L908-1(line 908) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 901 919) the Hoare annotation is: true [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 901 919) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 901 919) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 725 731) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 725 731) the Hoare annotation is: true [2018-11-10 08:37:24,954 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 608 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 608 618) no Hoare annotation was computed. [2018-11-10 08:37:24,954 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 608 618) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L421 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,955 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 837 844) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L421 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-10 08:37:24,955 INFO L421 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 802) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L421 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 786 810) no Hoare annotation was computed. [2018-11-10 08:37:24,955 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 807) no Hoare annotation was computed. [2018-11-10 08:37:24,956 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 786 810) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 08:37:24,956 INFO L421 ceAbstractionStarter]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 08:37:24,956 INFO L425 ceAbstractionStarter]: For program point L805-1(lines 786 810) no Hoare annotation was computed. [2018-11-10 08:37:24,956 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 778 784) no Hoare annotation was computed. [2018-11-10 08:37:24,956 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 778 784) the Hoare annotation is: true [2018-11-10 08:37:24,956 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 647 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,956 INFO L421 ceAbstractionStarter]: At program point L702(lines 657 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,956 INFO L421 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,956 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 673) no Hoare annotation was computed. [2018-11-10 08:37:24,956 INFO L425 ceAbstractionStarter]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2018-11-10 08:37:24,956 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 647 712) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 663) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L657-1(lines 657 704) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L421 ceAbstractionStarter]: At program point L705(lines 656 706) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,957 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L693(lines 693 699) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L421 ceAbstractionStarter]: At program point L693-1(lines 687 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L658(lines 657 704) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 700) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L421 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2018-11-10 08:37:24,957 INFO L425 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 647 712) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 533 541) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 533 541) the Hoare annotation is: true [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 533 541) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L421 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-10 08:37:24,958 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: true [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 437) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 440) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L421 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 443) no Hoare annotation was computed. [2018-11-10 08:37:24,958 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L428 ceAbstractionStarter]: At program point L424(line 424) the Hoare annotation is: true [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point L424-1(line 424) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 480 491) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 480 491) no Hoare annotation was computed. [2018-11-10 08:37:24,959 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 480 491) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 492 500) the Hoare annotation is: true [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 492 500) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 492 500) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point L570(lines 545 574) the Hoare annotation is: true [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2018-11-10 08:37:24,960 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 555 569) no Hoare annotation was computed. [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point L555-3(lines 555 569) the Hoare annotation is: true [2018-11-10 08:37:24,960 INFO L428 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: true [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L421 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-10 08:37:24,961 INFO L421 ceAbstractionStarter]: At program point L765(lines 765 771) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 08:37:24,961 INFO L421 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point L758(lines 757 776) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 754 777) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 754 777) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 754 777) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 456 467) the Hoare annotation is: true [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 456 467) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 456 467) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:37:24,961 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-10 08:37:24,961 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 600 606) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 600 606) the Hoare annotation is: true [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 468 479) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 468 479) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 468 479) the Hoare annotation is: true [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 936 943) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2018-11-10 08:37:24,962 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 936 943) the Hoare annotation is: true [2018-11-10 08:37:24,962 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 936 943) no Hoare annotation was computed. [2018-11-10 08:37:24,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:37:24 BoogieIcfgContainer [2018-11-10 08:37:24,971 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:37:24,972 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:37:24,972 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:37:24,972 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:37:24,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:37:22" (3/4) ... [2018-11-10 08:37:24,976 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:37:24,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 08:37:24,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 08:37:24,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 08:37:24,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 08:37:24,985 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:37:24,985 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 08:37:24,993 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-11-10 08:37:24,993 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 08:37:24,994 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 08:37:25,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:37:25,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:37:25,057 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_763e6187-19eb-48d0-a29c-a4f19a7038ce/bin-2019/utaipan/witness.graphml [2018-11-10 08:37:25,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:37:25,058 INFO L168 Benchmark]: Toolchain (without parser) took 3470.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.5 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -74.1 MB). Peak memory consumption was 141.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,059 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:37:25,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.21 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 930.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,060 INFO L168 Benchmark]: Boogie Preprocessor took 27.49 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,060 INFO L168 Benchmark]: RCFGBuilder took 572.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,060 INFO L168 Benchmark]: TraceAbstraction took 2394.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.2 MB). Peak memory consumption was 70.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,060 INFO L168 Benchmark]: Witness Printer took 85.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:37:25,062 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.21 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 930.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.49 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 572.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2394.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.2 MB). Peak memory consumption was 70.4 MB. Max. memory is 11.5 GB. * Witness Printer took 85.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 940]: 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: 657]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 130 locations, 1 error locations. SAFE Result, 2.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 641 SDtfs, 366 SDslu, 1240 SDs, 0 SdLazy, 406 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 438 PreInvPairs, 483 NumberOfFragments, 503 HoareAnnotationTreeSize, 438 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 1832 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 30956 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...