./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:34,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:34,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:34,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:34,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:34,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:34,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:34,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:34,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:34,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:34,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:34,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:34,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:34,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:34,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:34,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:34,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:34,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:34,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:34,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:34,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:34,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:34,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:34,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:34,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:34,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:34,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:34,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:34,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:34,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:34,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:34,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:34,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:34,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:34,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:34,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:34,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:34,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:34,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:34,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:34,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:34,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:58:34,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:34,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:34,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:34,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:34,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:34,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:34,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:34,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:34,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:34,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:34,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:34,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:34,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:34,394 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:34,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:34,394 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:34,395 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:34,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:34,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:34,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:34,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:34,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:34,396 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:34,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:34,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:34,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2021-11-23 15:58:34,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:34,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:34,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:34,759 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:34,761 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:34,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2021-11-23 15:58:34,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/fbed60d4a/2781820e52be4f4195571e911ba4c9d2/FLAG61a985211 [2021-11-23 15:58:35,551 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:35,552 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2021-11-23 15:58:35,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/fbed60d4a/2781820e52be4f4195571e911ba4c9d2/FLAG61a985211 [2021-11-23 15:58:35,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/fbed60d4a/2781820e52be4f4195571e911ba4c9d2 [2021-11-23 15:58:35,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:35,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:35,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:35,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:35,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:35,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:35" (1/1) ... [2021-11-23 15:58:35,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3973005d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:35, skipping insertion in model container [2021-11-23 15:58:35,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:35" (1/1) ... [2021-11-23 15:58:35,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:35,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:36,164 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2021-11-23 15:58:36,165 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2021-11-23 15:58:36,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2021-11-23 15:58:36,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:36,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:36,873 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2021-11-23 15:58:36,874 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2021-11-23 15:58:36,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2021-11-23 15:58:37,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:37,209 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:37,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37 WrapperNode [2021-11-23 15:58:37,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:37,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:37,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:37,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:37,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,364 INFO L137 Inliner]: procedures = 142, calls = 996, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2004 [2021-11-23 15:58:37,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:37,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:37,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:37,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:37,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:37,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:37,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:37,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:37,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:37,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:37,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:37,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2021-11-23 15:58:37,592 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2021-11-23 15:58:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2021-11-23 15:58:37,592 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2021-11-23 15:58:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:58:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 15:58:37,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 15:58:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2021-11-23 15:58:37,593 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2021-11-23 15:58:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2021-11-23 15:58:37,594 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2021-11-23 15:58:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:58:37,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:58:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:58:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2021-11-23 15:58:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2021-11-23 15:58:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:58:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:58:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:58:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:58:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2021-11-23 15:58:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2021-11-23 15:58:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2021-11-23 15:58:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2021-11-23 15:58:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:58:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:58:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:58:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2021-11-23 15:58:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2021-11-23 15:58:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:37,598 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2021-11-23 15:58:37,598 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2021-11-23 15:58:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:58:37,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:58:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-23 15:58:37,599 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-23 15:58:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2021-11-23 15:58:37,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2021-11-23 15:58:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2021-11-23 15:58:37,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2021-11-23 15:58:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:58:37,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:58:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-11-23 15:58:37,601 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-11-23 15:58:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:58:37,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:58:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2021-11-23 15:58:37,602 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2021-11-23 15:58:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2021-11-23 15:58:37,602 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2021-11-23 15:58:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2021-11-23 15:58:37,603 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2021-11-23 15:58:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 15:58:37,603 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 15:58:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:58:37,604 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:58:37,604 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:58:37,604 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:58:37,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:58:37,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:58:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:58:37,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:58:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:37,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2021-11-23 15:58:37,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2021-11-23 15:58:37,606 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2021-11-23 15:58:37,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2021-11-23 15:58:37,606 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:58:37,606 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:58:38,075 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:38,078 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:38,403 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:38,408 INFO L158 Benchmark]: Toolchain (without parser) took 2753.50ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 86.0MB in the beginning and 78.0MB in the end (delta: 7.9MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:38,408 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:38,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1555.19ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 85.7MB in the beginning and 139.0MB in the end (delta: -53.2MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:38,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.23ms. Allocated memory is still 182.5MB. Free memory was 139.0MB in the beginning and 125.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:38,411 INFO L158 Benchmark]: Boogie Preprocessor took 147.93ms. Allocated memory is still 182.5MB. Free memory was 125.3MB in the beginning and 111.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:38,466 INFO L158 Benchmark]: RCFGBuilder took 891.59ms. Allocated memory is still 182.5MB. Free memory was 111.7MB in the beginning and 78.0MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:38,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1555.19ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 85.7MB in the beginning and 139.0MB in the end (delta: -53.2MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.23ms. Allocated memory is still 182.5MB. Free memory was 139.0MB in the beginning and 125.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.93ms. Allocated memory is still 182.5MB. Free memory was 125.3MB in the beginning and 111.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 891.59ms. Allocated memory is still 182.5MB. Free memory was 111.7MB in the beginning and 78.0MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:38,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:40,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:40,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:41,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:41,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:41,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:41,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:41,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:41,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:41,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:41,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:41,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:41,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:41,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:41,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:41,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:41,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:41,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:41,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:41,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:41,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:41,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:41,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:41,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:41,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:41,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:41,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:41,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:41,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:41,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:41,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:41,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:41,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:41,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:41,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:41,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:41,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:41,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:41,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:41,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:41,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:41,109 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:58:41,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:41,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:41,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:41,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:41,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:41,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:41,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:41,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:41,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:41,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:41,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:41,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:41,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:41,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:41,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:41,139 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:41,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:41,139 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:41,139 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:41,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:41,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:41,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:41,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:41,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:41,141 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:41,141 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:41,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:41,142 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:41,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:41,142 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2021-11-23 15:58:41,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:41,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:41,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:41,492 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:41,493 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:41,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2021-11-23 15:58:41,569 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/2042fb48d/aae0c67666db4d2cbf1ee323a4c59ff5/FLAG559e4c8bb [2021-11-23 15:58:42,413 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:42,414 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2021-11-23 15:58:42,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/2042fb48d/aae0c67666db4d2cbf1ee323a4c59ff5/FLAG559e4c8bb [2021-11-23 15:58:42,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/data/2042fb48d/aae0c67666db4d2cbf1ee323a4c59ff5 [2021-11-23 15:58:42,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:42,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:42,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:42,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:42,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:42,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:42" (1/1) ... [2021-11-23 15:58:42,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77082f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:42, skipping insertion in model container [2021-11-23 15:58:42,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:42" (1/1) ... [2021-11-23 15:58:42,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:43,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:43,436 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2021-11-23 15:58:43,437 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2021-11-23 15:58:43,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2021-11-23 15:58:44,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:44,074 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:58:44,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:44,188 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2021-11-23 15:58:44,189 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2021-11-23 15:58:44,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2021-11-23 15:58:44,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:44,354 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:44,440 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2021-11-23 15:58:44,440 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2021-11-23 15:58:44,448 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2021-11-23 15:58:44,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:44,718 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:44,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44 WrapperNode [2021-11-23 15:58:44,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:44,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:44,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:44,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:44,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,961 INFO L137 Inliner]: procedures = 153, calls = 996, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 1941 [2021-11-23 15:58:44,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:44,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:44,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:44,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:44,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:45,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:45,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:45,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:45,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:45,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:45,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:45,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:45,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2021-11-23 15:58:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2021-11-23 15:58:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:58:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2021-11-23 15:58:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2021-11-23 15:58:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 15:58:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 15:58:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2021-11-23 15:58:45,300 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2021-11-23 15:58:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:58:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:58:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2021-11-23 15:58:45,300 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2021-11-23 15:58:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:58:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:58:45,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:58:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2021-11-23 15:58:45,301 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2021-11-23 15:58:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:58:45,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:58:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:58:45,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:58:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2021-11-23 15:58:45,302 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2021-11-23 15:58:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2021-11-23 15:58:45,302 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2021-11-23 15:58:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:58:45,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:58:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:58:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2021-11-23 15:58:45,303 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2021-11-23 15:58:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:45,304 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2021-11-23 15:58:45,304 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2021-11-23 15:58:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:58:45,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:58:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-23 15:58:45,305 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-23 15:58:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2021-11-23 15:58:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2021-11-23 15:58:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2021-11-23 15:58:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2021-11-23 15:58:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:58:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:58:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-11-23 15:58:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-11-23 15:58:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:58:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:58:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2021-11-23 15:58:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2021-11-23 15:58:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2021-11-23 15:58:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2021-11-23 15:58:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:58:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:58:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:58:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:58:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2021-11-23 15:58:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2021-11-23 15:58:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 15:58:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 15:58:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:58:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:58:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:58:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:58:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:58:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:58:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:58:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:58:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:58:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:58:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2021-11-23 15:58:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2021-11-23 15:58:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2021-11-23 15:58:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2021-11-23 15:58:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:58:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:58:45,819 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:45,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:46,532 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:46,537 INFO L158 Benchmark]: Toolchain (without parser) took 3570.70ms. Allocated memory was 54.5MB in the beginning and 117.4MB in the end (delta: 62.9MB). Free memory was 36.8MB in the beginning and 50.2MB in the end (delta: -13.4MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:46,537 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:46,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1743.09ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 36.5MB in the beginning and 32.2MB in the end (delta: 4.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:46,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.05ms. Allocated memory is still 88.1MB. Free memory was 32.2MB in the beginning and 33.0MB in the end (delta: -854.4kB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:46,539 INFO L158 Benchmark]: Boogie Preprocessor took 261.21ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 33.0MB in the beginning and 69.6MB in the end (delta: -36.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:46,540 INFO L158 Benchmark]: RCFGBuilder took 1310.33ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 50.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:46,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1743.09ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 36.5MB in the beginning and 32.2MB in the end (delta: 4.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.05ms. Allocated memory is still 88.1MB. Free memory was 32.2MB in the beginning and 33.0MB in the end (delta: -854.4kB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 261.21ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 33.0MB in the beginning and 69.6MB in the end (delta: -36.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1310.33ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 50.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:46,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4154ae6a-3d0e-40d0-90f5-9d42734195fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable