./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 678e0110 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b1a240fd075ce2cb4ef354f75e9bf02a7f7ab6f ............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 23:35:51,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:35:51,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:35:51,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:35:51,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:35:51,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:35:51,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:35:51,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:35:51,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:35:51,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:35:51,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:35:51,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:35:51,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:35:51,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:35:51,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:35:51,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:35:51,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:35:51,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:35:51,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:35:51,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:35:51,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:35:51,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:35:51,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:35:51,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:35:51,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:35:51,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:35:51,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:35:51,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:35:51,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:35:51,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:35:51,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:35:51,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:35:51,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:35:51,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:35:51,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:35:51,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:35:51,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:35:51,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:35:51,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:35:51,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:35:51,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:35:51,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2019-11-19 23:35:51,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:35:51,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:35:51,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:35:51,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:35:51,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:35:51,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:35:51,980 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 23:35:51,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:35:51,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:35:51,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:35:51,981 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-19 23:35:51,981 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-19 23:35:51,982 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-19 23:35:51,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:35:51,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:35:51,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:35:51,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:35:51,983 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:35:51,983 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 23:35:51,983 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 23:35:51,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:35:51,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:35:51,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 23:35:51,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:35:51,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:35:51,985 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-19 23:35:51,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:35:51,986 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-19 23:35:51,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:35:51,989 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 9b1a240fd075ce2cb4ef354f75e9bf02a7f7ab6f [2019-11-19 23:35:52,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:35:52,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:35:52,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:35:52,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:35:52,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:35:52,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-11-19 23:35:52,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/data/bcd0e6a75/6ed60fd4f27047f59d3ed505a2f9dd4d/FLAGce31bd1af [2019-11-19 23:35:52,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:35:52,701 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-11-19 23:35:52,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/data/bcd0e6a75/6ed60fd4f27047f59d3ed505a2f9dd4d/FLAGce31bd1af [2019-11-19 23:35:53,170 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/data/bcd0e6a75/6ed60fd4f27047f59d3ed505a2f9dd4d [2019-11-19 23:35:53,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:35:53,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:35:53,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:35:53,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:35:53,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:35:53,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d92a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53, skipping insertion in model container [2019-11-19 23:35:53,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:35:53,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:35:53,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:35:53,571 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:35:53,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:35:53,676 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:35:53,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53 WrapperNode [2019-11-19 23:35:53,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:35:53,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:35:53,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:35:53,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:35:53,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:35:53,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:35:53,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:35:53,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:35:53,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... [2019-11-19 23:35:53,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:35:53,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:35:53,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:35:53,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:35:53,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:35:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-11-19 23:35:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:35:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:35:54,246 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,250 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,255 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,259 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,261 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,264 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,267 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,271 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,272 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,273 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,277 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,279 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,280 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,281 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,283 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,285 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,288 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,291 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,293 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,295 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,298 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,299 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,300 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:54,302 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 23:35:55,377 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume !false; [2019-11-19 23:35:55,378 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##415: assume false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##445: assume false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##290: assume false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##291: assume !false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##490: assume !false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##269: assume false; [2019-11-19 23:35:55,379 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume !false; [2019-11-19 23:35:55,380 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##446: assume !false; [2019-11-19 23:35:55,380 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2019-11-19 23:35:55,380 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2019-11-19 23:35:55,380 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2019-11-19 23:35:55,380 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##232: assume false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##233: assume !false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2019-11-19 23:35:55,381 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2019-11-19 23:35:55,382 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##489: assume false; [2019-11-19 23:35:55,382 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume !false; [2019-11-19 23:35:55,382 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##245: assume false; [2019-11-19 23:35:55,382 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-19 23:35:55,383 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-19 23:35:55,383 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume !false; [2019-11-19 23:35:55,383 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume false; [2019-11-19 23:35:55,384 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##175: assume !false; [2019-11-19 23:35:55,384 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##174: assume false; [2019-11-19 23:35:55,384 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2019-11-19 23:35:55,384 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2019-11-19 23:35:55,385 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2019-11-19 23:35:55,385 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2019-11-19 23:35:55,385 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##137: assume false; [2019-11-19 23:35:55,385 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2019-11-19 23:35:55,385 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2019-11-19 23:35:55,386 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume !false; [2019-11-19 23:35:55,386 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume false; [2019-11-19 23:35:55,386 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-11-19 23:35:55,386 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##394: assume !false; [2019-11-19 23:35:55,387 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-11-19 23:35:55,387 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2019-11-19 23:35:55,388 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2019-11-19 23:35:55,388 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2019-11-19 23:35:55,388 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2019-11-19 23:35:55,389 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !false; [2019-11-19 23:35:55,389 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume false; [2019-11-19 23:35:55,389 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##364: assume !false; [2019-11-19 23:35:55,389 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##363: assume false; [2019-11-19 23:35:59,033 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:35:59,033 INFO L285 CfgBuilder]: Removed 205 assume(true) statements. [2019-11-19 23:35:59,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:35:59 BoogieIcfgContainer [2019-11-19 23:35:59,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:35:59,035 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 23:35:59,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 23:35:59,044 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 23:35:59,044 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:35:59" (1/1) ... [2019-11-19 23:35:59,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:35:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:35:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2019-11-19 23:35:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2019-11-19 23:35:59,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 23:35:59,085 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-19 23:35:59,093 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-11-19 23:35:59,159 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,162 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,162 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,163 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,165 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,165 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,165 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,165 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,165 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 23:35:59,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 11:35:59 ImpRootNode [2019-11-19 23:35:59,170 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-19 23:35:59,170 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:35:59,171 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:35:59,171 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:35:59,171 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:35:59" (3/4) ... [2019-11-19 23:35:59,175 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 23:35:59,208 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 349 nodes and edges [2019-11-19 23:35:59,212 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 83 nodes and edges [2019-11-19 23:35:59,223 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2019-11-19 23:35:59,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 23:35:59,482 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3db00c3f-e458-4048-a975-29c6721c6d18/bin/ukojak/witness.graphml [2019-11-19 23:35:59,482 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:35:59,485 INFO L168 Benchmark]: Toolchain (without parser) took 6310.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.1 MB). Free memory was 950.1 MB in the beginning and 861.8 MB in the end (delta: 88.3 MB). Peak memory consumption was 296.5 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,485 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:35:59,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,486 INFO L168 Benchmark]: Boogie Preprocessor took 139.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,487 INFO L168 Benchmark]: RCFGBuilder took 5132.54 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 97.0 MB). Free memory was 1.1 GB in the beginning and 915.0 MB in the end (delta: 157.4 MB). Peak memory consumption was 316.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,487 INFO L168 Benchmark]: CodeCheck took 135.33 ms. Allocated memory is still 1.2 GB. Free memory was 915.0 MB in the beginning and 898.2 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,488 INFO L168 Benchmark]: Witness Printer took 312.06 ms. Allocated memory is still 1.2 GB. Free memory was 898.2 MB in the beginning and 861.8 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:35:59,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 69 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 503.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5132.54 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 97.0 MB). Free memory was 1.1 GB in the beginning and 915.0 MB in the end (delta: 157.4 MB). Peak memory consumption was 316.6 MB. Max. memory is 11.5 GB. * CodeCheck took 135.33 ms. Allocated memory is still 1.2 GB. Free memory was 915.0 MB in the beginning and 898.2 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Witness Printer took 312.06 ms. Allocated memory is still 1.2 GB. Free memory was 898.2 MB in the beginning and 861.8 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...