./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/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 --- This is Ultimate 0.1.25-f470102 [2019-12-01 21:57:19,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 21:57:19,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 21:57:19,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 21:57:19,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 21:57:19,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 21:57:19,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 21:57:19,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 21:57:19,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 21:57:19,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 21:57:19,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 21:57:19,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 21:57:19,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 21:57:19,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 21:57:19,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 21:57:19,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 21:57:19,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 21:57:19,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 21:57:19,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 21:57:19,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 21:57:19,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 21:57:19,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 21:57:19,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 21:57:19,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 21:57:19,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 21:57:19,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 21:57:19,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 21:57:19,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 21:57:19,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 21:57:19,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 21:57:19,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 21:57:19,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 21:57:19,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 21:57:19,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 21:57:19,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 21:57:19,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 21:57:19,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 21:57:19,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 21:57:19,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 21:57:19,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 21:57:19,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 21:57:19,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-12-01 21:57:19,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 21:57:19,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 21:57:19,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 21:57:19,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 21:57:19,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 21:57:19,892 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 21:57:19,892 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 21:57:19,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 21:57:19,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 21:57:19,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 21:57:19,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 21:57:19,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 21:57:19,893 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 21:57:19,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 21:57:19,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cd71663b-d41e-4e88-a991-095c5955ed1c/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 [2019-12-01 21:57:19,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 21:57:20,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 21:57:20,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 21:57:20,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 21:57:20,008 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 21:57:20,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-12-01 21:57:20,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/data/540328e4c/9983eb2c0e804a6ba31c439ef1500a93/FLAG0b52fcc65 [2019-12-01 21:57:20,508 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 21:57:20,508 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-12-01 21:57:20,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/data/540328e4c/9983eb2c0e804a6ba31c439ef1500a93/FLAG0b52fcc65 [2019-12-01 21:57:20,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/data/540328e4c/9983eb2c0e804a6ba31c439ef1500a93 [2019-12-01 21:57:20,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 21:57:20,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 21:57:20,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 21:57:20,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 21:57:20,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 21:57:20,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c8495d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20, skipping insertion in model container [2019-12-01 21:57:20,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 21:57:20,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 21:57:20,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:57:20,788 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 21:57:20,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:57:20,850 INFO L208 MainTranslator]: Completed translation [2019-12-01 21:57:20,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20 WrapperNode [2019-12-01 21:57:20,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 21:57:20,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 21:57:20,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 21:57:20,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 21:57:20,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 21:57:20,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 21:57:20,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 21:57:20,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 21:57:20,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... [2019-12-01 21:57:20,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 21:57:20,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 21:57:20,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 21:57:20,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 21:57:20,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:57:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/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 [2019-12-01 21:57:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 21:57:20,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 21:57:21,122 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,126 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,133 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,137 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,139 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,142 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,145 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,149 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,151 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,152 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,156 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,160 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,161 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,162 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,164 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,167 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,170 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,173 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,175 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,177 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,179 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,180 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,181 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,182 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 21:57:21,692 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume !false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##415: assume false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##445: assume false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##290: assume false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##291: assume !false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##490: assume !false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##269: assume false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume !false; [2019-12-01 21:57:21,693 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##446: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##232: assume false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##233: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2019-12-01 21:57:21,694 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##489: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume !false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##245: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume !false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##175: assume !false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##174: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2019-12-01 21:57:21,695 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##137: assume false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume !false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-12-01 21:57:21,696 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##394: assume !false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume false; [2019-12-01 21:57:21,697 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##364: assume !false; [2019-12-01 21:57:21,698 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##363: assume false; [2019-12-01 21:57:23,326 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 21:57:23,326 INFO L287 CfgBuilder]: Removed 205 assume(true) statements. [2019-12-01 21:57:23,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:57:23 BoogieIcfgContainer [2019-12-01 21:57:23,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 21:57:23,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 21:57:23,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 21:57:23,334 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 21:57:23,334 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:57:23" (1/1) ... [2019-12-01 21:57:23,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 21:57:23,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2019-12-01 21:57:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2019-12-01 21:57:23,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 21:57:23,368 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-12-01 21:57:23,373 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-12-01 21:57:23,403 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,410 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,411 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,412 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,412 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:23,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:57:23 ImpRootNode [2019-12-01 21:57:23,412 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 21:57:23,413 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 21:57:23,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 21:57:23,413 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 21:57:23,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:57:23" (3/4) ... [2019-12-01 21:57:23,417 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 21:57:23,443 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 349 nodes and edges [2019-12-01 21:57:23,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 83 nodes and edges [2019-12-01 21:57:23,448 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2019-12-01 21:57:23,451 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 21:57:23,575 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cd71663b-d41e-4e88-a991-095c5955ed1c/bin/ukojak/witness.graphml [2019-12-01 21:57:23,576 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 21:57:23,577 INFO L168 Benchmark]: Toolchain (without parser) took 3050.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 943.4 MB in the beginning and 976.9 MB in the end (delta: -33.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,577 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 21:57:23,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.59 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,578 INFO L168 Benchmark]: Boogie Preprocessor took 48.29 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,579 INFO L168 Benchmark]: RCFGBuilder took 2371.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.6 MB). Peak memory consumption was 247.6 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,579 INFO L168 Benchmark]: CodeCheck took 85.10 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,579 INFO L168 Benchmark]: Witness Printer took 163.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 976.9 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:23,580 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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.59 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.29 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2371.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.6 MB). Peak memory consumption was 247.6 MB. Max. memory is 11.5 GB. * CodeCheck took 85.10 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Witness Printer took 163.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 976.9 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...