./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/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 e107441daffe219fcef86523aff14082b11c5fb6 ............................................................................................................................................................................................................................................................................................................................................................................................. 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 12:25:03,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:25:03,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:25:03,444 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:25:03,444 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:25:03,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:25:03,445 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:25:03,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:25:03,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:25:03,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:25:03,447 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:25:03,447 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:25:03,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:25:03,448 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:25:03,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:25:03,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:25:03,450 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:25:03,452 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:25:03,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:25:03,454 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:25:03,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:25:03,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:25:03,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:25:03,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:25:03,458 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:25:03,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:25:03,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:25:03,460 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:25:03,460 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:25:03,461 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:25:03,461 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:25:03,462 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:25:03,462 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:25:03,462 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:25:03,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:25:03,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:25:03,463 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-11-10 12:25:03,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:25:03,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:25:03,475 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:25:03,475 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:25:03,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:25:03,475 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:25:03,475 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:25:03,476 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:25:03,477 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:25:03,477 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:25:03,477 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:25:03,477 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:25:03,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:25:03,477 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:25:03,477 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:25:03,479 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:25:03,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:25:03,480 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/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 -> e107441daffe219fcef86523aff14082b11c5fb6 [2018-11-10 12:25:03,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:25:03,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:25:03,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:25:03,515 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:25:03,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:25:03,516 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 12:25:03,555 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/data/1ce1264a3/20665509977343d6a3d9ddfa9c93b047/FLAGaa84fdbdb [2018-11-10 12:25:03,994 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:25:03,994 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 12:25:04,005 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/data/1ce1264a3/20665509977343d6a3d9ddfa9c93b047/FLAGaa84fdbdb [2018-11-10 12:25:04,017 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/data/1ce1264a3/20665509977343d6a3d9ddfa9c93b047 [2018-11-10 12:25:04,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:25:04,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:25:04,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:25:04,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:25:04,023 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:25:04,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1183f8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04, skipping insertion in model container [2018-11-10 12:25:04,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:25:04,063 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:25:04,229 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:25:04,232 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:25:04,275 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:25:04,285 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:25:04,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04 WrapperNode [2018-11-10 12:25:04,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:25:04,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:25:04,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:25:04,286 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:25:04,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:25:04,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:25:04,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:25:04,378 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:25:04,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... [2018-11-10 12:25:04,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:25:04,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:25:04,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:25:04,416 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:25:04,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:25:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/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 [2018-11-10 12:25:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:25:04,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:25:04,572 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,573 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,579 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,579 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,587 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,587 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,595 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,595 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,599 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,599 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,603 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,603 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,609 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,609 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,615 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,615 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,620 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,622 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,626 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,626 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,629 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,629 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:04,639 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:25:04,639 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:25:06,527 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:25:06,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:25:06 BoogieIcfgContainer [2018-11-10 12:25:06,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:25:06,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:25:06,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:25:06,535 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:25:06,535 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:25:06" (1/1) ... [2018-11-10 12:25:06,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:25:06,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:25:06,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2018-11-10 12:25:06,568 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2018-11-10 12:25:06,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:25:06,571 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2018-11-10 12:25:06,577 INFO L778 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2018-11-10 12:25:06,629 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,631 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,631 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,631 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,631 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,632 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,633 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,635 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,636 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,637 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,638 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,638 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,638 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,638 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,638 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,639 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,639 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,639 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,639 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,639 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:25:06,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:25:06 ImpRootNode [2018-11-10 12:25:06,640 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:25:06,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:25:06,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:25:06,641 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:25:06,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:25:06" (3/4) ... [2018-11-10 12:25:06,645 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:25:06,666 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 268 nodes and edges [2018-11-10 12:25:06,668 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 92 nodes and edges [2018-11-10 12:25:06,669 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 12:25:06,787 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b235b4f-d004-4aa4-91fc-e0283440a7bf/bin-2019/ukojak/witness.graphml [2018-11-10 12:25:06,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:25:06,788 INFO L168 Benchmark]: Toolchain (without parser) took 2769.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 959.2 MB in the beginning and 942.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 159.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,790 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:25:06,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.69 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 937.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,790 INFO L168 Benchmark]: Boogie Preprocessor took 38.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,791 INFO L168 Benchmark]: RCFGBuilder took 2111.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.5 MB in the end (delta: 138.2 MB). Peak memory consumption was 261.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,791 INFO L168 Benchmark]: CodeCheck took 111.67 ms. Allocated memory is still 1.2 GB. Free memory was 993.5 MB in the beginning and 974.2 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,791 INFO L168 Benchmark]: Witness Printer took 147.67 ms. Allocated memory is still 1.2 GB. Free memory was 974.2 MB in the beginning and 942.7 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:25:06,793 INFO L336 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, 365 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.69 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 937.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2111.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.5 MB in the end (delta: 138.2 MB). Peak memory consumption was 261.6 MB. Max. memory is 11.5 GB. * CodeCheck took 111.67 ms. Allocated memory is still 1.2 GB. Free memory was 993.5 MB in the beginning and 974.2 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Witness Printer took 147.67 ms. Allocated memory is still 1.2 GB. Free memory was 974.2 MB in the beginning and 942.7 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...