./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/scull_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2eddced33e4e396d3b61723746beafc86cb5f97 ........................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:51:58,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:51:58,864 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:51:58,869 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:51:58,870 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:51:58,870 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:51:58,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:51:58,872 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:51:58,873 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:51:58,874 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:51:58,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:51:58,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:51:58,875 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:51:58,876 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:51:58,876 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:51:58,877 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:51:58,877 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:51:58,879 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:51:58,880 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:51:58,881 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:51:58,882 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:51:58,882 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:51:58,884 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:51:58,884 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:51:58,884 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:51:58,885 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:51:58,885 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:51:58,886 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:51:58,886 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:51:58,887 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:51:58,887 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:51:58,888 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:51:58,888 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:51:58,888 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:51:58,889 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:51:58,889 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:51:58,889 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:51:58,897 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:51:58,898 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:51:58,898 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:51:58,898 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:51:58,899 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:51:58,899 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:51:58,899 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:51:58,899 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:51:58,900 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:51:58,901 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:51:58,901 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:51:58,901 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:51:58,901 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:51:58,901 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:51:58,901 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:51:58,902 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:51:58,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:51:58,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:51:58,903 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_801a36e6-a7b5-4d2f-a576-cca5c02946b8/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 ! call(__VERIFIER_error())) ) 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 -> c2eddced33e4e396d3b61723746beafc86cb5f97 [2018-11-23 12:51:58,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:51:58,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:51:58,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:51:58,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:51:58,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:51:58,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/../../sv-benchmarks/c/pthread-atomic/scull_true-unreach-call.i [2018-11-23 12:51:58,970 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/data/754a74ba0/a4b13b1d0c274e2e894c97af5f81ddd8/FLAG1869a4609 [2018-11-23 12:51:59,395 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:51:59,395 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/sv-benchmarks/c/pthread-atomic/scull_true-unreach-call.i [2018-11-23 12:51:59,404 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/data/754a74ba0/a4b13b1d0c274e2e894c97af5f81ddd8/FLAG1869a4609 [2018-11-23 12:51:59,414 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/data/754a74ba0/a4b13b1d0c274e2e894c97af5f81ddd8 [2018-11-23 12:51:59,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:51:59,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:51:59,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:51:59,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:51:59,419 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:51:59,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbb7e9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59, skipping insertion in model container [2018-11-23 12:51:59,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:51:59,456 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:51:59,695 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:51:59,706 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:51:59,805 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:51:59,862 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:51:59,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59 WrapperNode [2018-11-23 12:51:59,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:51:59,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:51:59,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:51:59,863 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:51:59,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:51:59,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:51:59,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:51:59,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:51:59,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... [2018-11-23 12:51:59,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:51:59,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:51:59,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:51:59,929 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:51:59,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/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 [2018-11-23 12:51:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2018-11-23 12:51:59,980 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2018-11-23 12:51:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:51:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:51:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2018-11-23 12:51:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2018-11-23 12:51:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2018-11-23 12:51:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2018-11-23 12:51:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2018-11-23 12:51:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2018-11-23 12:51:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:51:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-23 12:51:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2018-11-23 12:51:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2018-11-23 12:51:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2018-11-23 12:51:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2018-11-23 12:51:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure up [2018-11-23 12:51:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2018-11-23 12:51:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2018-11-23 12:51:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2018-11-23 12:51:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:51:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 12:51:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2018-11-23 12:51:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2018-11-23 12:51:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:51:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:51:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:51:59,984 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 12:52:00,391 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:52:00,391 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 12:52:00,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:00 BoogieIcfgContainer [2018-11-23 12:52:00,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:52:00,392 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:52:00,392 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:52:00,399 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:52:00,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:00" (1/1) ... [2018-11-23 12:52:00,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:52:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:52:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 52 states and 51 transitions. [2018-11-23 12:52:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 51 transitions. [2018-11-23 12:52:00,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:52:00,435 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2018-11-23 12:52:00,441 INFO L775 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2018-11-23 12:52:00,495 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:52:00,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:52:00 ImpRootNode [2018-11-23 12:52:00,498 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:52:00,498 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:52:00,498 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:52:00,498 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:52:00,499 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:00" (3/4) ... [2018-11-23 12:52:00,502 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:52:00,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scull_cleanup_module [2018-11-23 12:52:00,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scull_follow [2018-11-23 12:52:00,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure loader [2018-11-23 12:52:00,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure down_interruptible [2018-11-23 12:52:00,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2018-11-23 12:52:00,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scull_trim [2018-11-23 12:52:00,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2018-11-23 12:52:00,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure up [2018-11-23 12:52:00,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scull_open [2018-11-23 12:52:00,512 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-23 12:52:00,513 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 12:52:00,548 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_801a36e6-a7b5-4d2f-a576-cca5c02946b8/bin-2019/ukojak/witness.graphml [2018-11-23 12:52:00,548 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:52:00,549 INFO L168 Benchmark]: Toolchain (without parser) took 1132.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -106.4 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,550 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:52:00,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 445.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -179.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.66 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,551 INFO L168 Benchmark]: Boogie Preprocessor took 26.08 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,552 INFO L168 Benchmark]: RCFGBuilder took 462.83 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: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,552 INFO L168 Benchmark]: CodeCheck took 105.87 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,552 INFO L168 Benchmark]: Witness Printer took 50.32 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:52:00,555 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 10 procedures, 279 locations, 3 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 - PositiveResult [Line: 721]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 754]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 445.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -179.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.66 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.08 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 462.83 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: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. * CodeCheck took 105.87 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Witness Printer took 50.32 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...