./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/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 411af8a324a718637cdc1e76e82ebb1de5e49e9c ............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:25:49,434 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:25:49,435 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:25:49,442 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:25:49,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:25:49,443 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:25:49,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:25:49,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:25:49,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:25:49,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:25:49,447 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:25:49,447 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:25:49,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:25:49,449 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:25:49,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:25:49,450 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:25:49,451 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:25:49,452 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:25:49,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:25:49,454 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:25:49,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:25:49,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:25:49,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:25:49,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:25:49,458 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:25:49,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:25:49,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:25:49,460 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:25:49,460 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:25:49,461 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:25:49,461 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:25:49,462 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:25:49,462 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:25:49,462 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:25:49,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:25:49,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:25:49,463 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-11-18 14:25:49,473 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:25:49,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:25:49,474 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:25:49,474 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:25:49,474 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:25:49,475 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:25:49,476 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:25:49,476 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:25:49,476 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:25:49,476 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:25:49,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:25:49,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:25:49,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:25:49,477 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:25:49,477 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:25:49,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:25:49,477 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_9aa871e9-678c-4d3f-b11d-66a834a44350/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 -> 411af8a324a718637cdc1e76e82ebb1de5e49e9c [2018-11-18 14:25:49,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:25:49,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:25:49,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:25:49,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:25:49,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:25:49,512 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-18 14:25:49,549 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/data/bf920407a/7516b9c2fdc643fb9a511954979be7e9/FLAGaada7ac5c [2018-11-18 14:25:49,886 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:25:49,886 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-18 14:25:49,896 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/data/bf920407a/7516b9c2fdc643fb9a511954979be7e9/FLAGaada7ac5c [2018-11-18 14:25:49,907 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/data/bf920407a/7516b9c2fdc643fb9a511954979be7e9 [2018-11-18 14:25:49,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:25:49,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:25:49,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:25:49,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:25:49,913 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:25:49,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:25:49" (1/1) ... [2018-11-18 14:25:49,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d7db77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:49, skipping insertion in model container [2018-11-18 14:25:49,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:25:49" (1/1) ... [2018-11-18 14:25:49,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:25:49,953 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:25:50,133 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:25:50,136 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:25:50,190 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:25:50,202 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:25:50,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50 WrapperNode [2018-11-18 14:25:50,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:25:50,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:25:50,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:25:50,203 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:25:50,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:25:50,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:25:50,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:25:50,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:25:50,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... [2018-11-18 14:25:50,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:25:50,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:25:50,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:25:50,331 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:25:50,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:25:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/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 [2018-11-18 14:25:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:25:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:25:50,496 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,496 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,502 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,503 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,512 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,512 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,520 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,520 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,526 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,526 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,530 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,530 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,537 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,537 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,543 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,543 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,549 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,549 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,554 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,554 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,559 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,559 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:50,571 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 14:25:50,571 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 14:25:52,183 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:25:52,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:25:52 BoogieIcfgContainer [2018-11-18 14:25:52,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:25:52,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:25:52,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:25:52,191 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:25:52,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:25:52" (1/1) ... [2018-11-18 14:25:52,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:25:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:25:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2018-11-18 14:25:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2018-11-18 14:25:52,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:25:52,227 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2018-11-18 14:25:52,234 INFO L775 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2018-11-18 14:25:52,283 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,286 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,286 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,286 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,286 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,287 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,287 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,287 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,287 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,287 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,288 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,289 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,290 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,291 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,292 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,293 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:25:52,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:25:52 ImpRootNode [2018-11-18 14:25:52,294 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:25:52,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:25:52,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:25:52,295 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:25:52,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:25:52" (3/4) ... [2018-11-18 14:25:52,298 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:25:52,319 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 267 nodes and edges [2018-11-18 14:25:52,321 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2018-11-18 14:25:52,323 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:25:52,438 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9aa871e9-678c-4d3f-b11d-66a834a44350/bin-2019/ukojak/witness.graphml [2018-11-18 14:25:52,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:25:52,439 INFO L168 Benchmark]: Toolchain (without parser) took 2528.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 961.9 MB in the beginning and 933.9 MB in the end (delta: 28.1 MB). Peak memory consumption was 171.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,440 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:25:52,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 935.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,441 INFO L168 Benchmark]: Boogie Preprocessor took 41.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:25:52,441 INFO L168 Benchmark]: RCFGBuilder took 1852.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.6 MB in the end (delta: 144.7 MB). Peak memory consumption was 261.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,441 INFO L168 Benchmark]: CodeCheck took 109.41 ms. Allocated memory is still 1.2 GB. Free memory was 987.6 MB in the beginning and 971.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,441 INFO L168 Benchmark]: Witness Printer took 143.68 ms. Allocated memory is still 1.2 GB. Free memory was 971.7 MB in the beginning and 933.9 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:25:52,443 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, 363 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: 413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: 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: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: 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: 323]: 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: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 421]: 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: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: 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: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: 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: 890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 367]: 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: 352]: 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: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 372]: 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: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 935.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1852.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.6 MB in the end (delta: 144.7 MB). Peak memory consumption was 261.7 MB. Max. memory is 11.5 GB. * CodeCheck took 109.41 ms. Allocated memory is still 1.2 GB. Free memory was 987.6 MB in the beginning and 971.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Witness Printer took 143.68 ms. Allocated memory is still 1.2 GB. Free memory was 971.7 MB in the beginning and 933.9 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...