./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.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_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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_6818f3b6-53ed-4be7-8b68-1712e5b56585/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 161acb090810893f5857465330b1e9af98cd436d8b1ab4337fc3709fda2d3260 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:22,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:22,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:22,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:22,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:22,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:22,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:22,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:22,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:22,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:22,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:22,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:22,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:22,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:22,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:22,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:22,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:22,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:22,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:22,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:22,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:22,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:22,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:22,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:22,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:22,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:22,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:22,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:22,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:22,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:22,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:22,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:22,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:22,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:22,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:22,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:22,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:22,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:22,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:22,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:22,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:22,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:05:22,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:22,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:22,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:22,993 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:22,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:22,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:22,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:22,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:22,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:22,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:22,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:22,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:22,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:22,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:22,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:22,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:22,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:22,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:22,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:22,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:22,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:22,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:22,999 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:22,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:22,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:22,999 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161acb090810893f5857465330b1e9af98cd436d8b1ab4337fc3709fda2d3260 [2021-11-23 15:05:23,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:23,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:23,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:23,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:23,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:23,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-11-23 15:05:23,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/8be53e071/02857a2973ea4b4d9e6e501ee39f7b1e/FLAG99667fbb8 [2021-11-23 15:05:24,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:24,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-11-23 15:05:24,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/8be53e071/02857a2973ea4b4d9e6e501ee39f7b1e/FLAG99667fbb8 [2021-11-23 15:05:24,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/8be53e071/02857a2973ea4b4d9e6e501ee39f7b1e [2021-11-23 15:05:24,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:24,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:24,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:24,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:24,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:24,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:24,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766d23ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:24, skipping insertion in model container [2021-11-23 15:05:24,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:24,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:24,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:25,595 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-11-23 15:05:26,073 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-11-23 15:05:27,046 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:05:27,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:27,132 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:27,211 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-11-23 15:05:27,232 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-11-23 15:05:27,691 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:05:27,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:27,800 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:27,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27 WrapperNode [2021-11-23 15:05:27,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:27,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:27,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:27,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:27,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,156 INFO L137 Inliner]: procedures = 242, calls = 2936, calls flagged for inlining = 95, calls inlined = 71, statements flattened = 3985 [2021-11-23 15:05:28,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:28,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:28,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:28,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:28,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:28,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:28,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:28,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:28,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:28,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:28,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:28,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:05:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:05:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2021-11-23 15:05:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2021-11-23 15:05:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2021-11-23 15:05:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2021-11-23 15:05:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:05:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:05:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:05:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:05:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 15:05:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 15:05:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:05:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:05:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2021-11-23 15:05:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2021-11-23 15:05:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2021-11-23 15:05:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2021-11-23 15:05:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-11-23 15:05:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-11-23 15:05:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:05:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:05:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2021-11-23 15:05:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2021-11-23 15:05:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-11-23 15:05:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-11-23 15:05:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:05:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:05:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:05:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:05:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-11-23 15:05:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-11-23 15:05:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-11-23 15:05:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-11-23 15:05:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2021-11-23 15:05:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2021-11-23 15:05:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:05:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:05:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-11-23 15:05:28,541 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-11-23 15:05:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2021-11-23 15:05:28,541 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2021-11-23 15:05:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:05:28,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:05:28,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:05:28,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:05:28,542 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2021-11-23 15:05:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2021-11-23 15:05:28,543 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:05:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:05:28,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:05:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:05:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:05:28,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:05:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:05:28,545 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:05:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2021-11-23 15:05:28,546 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2021-11-23 15:05:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-11-23 15:05:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-11-23 15:05:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:05:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:05:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 15:05:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 15:05:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-11-23 15:05:28,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-11-23 15:05:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:05:28,549 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:05:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 15:05:28,550 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 15:05:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:05:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-11-23 15:05:28,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-11-23 15:05:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:05:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 15:05:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 15:05:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-11-23 15:05:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-11-23 15:05:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:05:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:05:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:05:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:05:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 15:05:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 15:05:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-11-23 15:05:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-11-23 15:05:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-11-23 15:05:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-11-23 15:05:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:05:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-11-23 15:05:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-11-23 15:05:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2021-11-23 15:05:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2021-11-23 15:05:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-11-23 15:05:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-11-23 15:05:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:05:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:05:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:05:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:05:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:05:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-11-23 15:05:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-11-23 15:05:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-11-23 15:05:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-11-23 15:05:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-11-23 15:05:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-11-23 15:05:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2021-11-23 15:05:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2021-11-23 15:05:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 15:05:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 15:05:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-11-23 15:05:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-11-23 15:05:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:05:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-11-23 15:05:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-11-23 15:05:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-11-23 15:05:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-11-23 15:05:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-11-23 15:05:28,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-11-23 15:05:28,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-11-23 15:05:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-11-23 15:05:28,565 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2021-11-23 15:05:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2021-11-23 15:05:28,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:05:28,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:05:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:05:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:05:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:05:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:05:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-23 15:05:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-23 15:05:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 15:05:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 15:05:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:05:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:05:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-11-23 15:05:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2021-11-23 15:05:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:05:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:05:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:05:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:05:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:05:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:05:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2021-11-23 15:05:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2021-11-23 15:05:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:29,509 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:29,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:29,646 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:29,651 INFO L158 Benchmark]: Toolchain (without parser) took 4852.40ms. Allocated memory was 100.7MB in the beginning and 186.6MB in the end (delta: 86.0MB). Free memory was 68.0MB in the beginning and 85.4MB in the end (delta: -17.4MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,651 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:29,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3002.30ms. Allocated memory was 100.7MB in the beginning and 186.6MB in the end (delta: 86.0MB). Free memory was 67.7MB in the beginning and 80.9MB in the end (delta: -13.2MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 355.36ms. Allocated memory is still 186.6MB. Free memory was 80.9MB in the beginning and 105.3MB in the end (delta: -24.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,654 INFO L158 Benchmark]: Boogie Preprocessor took 279.88ms. Allocated memory is still 186.6MB. Free memory was 105.3MB in the beginning and 78.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,654 INFO L158 Benchmark]: RCFGBuilder took 1210.22ms. Allocated memory is still 186.6MB. Free memory was 78.1MB in the beginning and 85.4MB in the end (delta: -7.3MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3002.30ms. Allocated memory was 100.7MB in the beginning and 186.6MB in the end (delta: 86.0MB). Free memory was 67.7MB in the beginning and 80.9MB in the end (delta: -13.2MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 355.36ms. Allocated memory is still 186.6MB. Free memory was 80.9MB in the beginning and 105.3MB in the end (delta: -24.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 279.88ms. Allocated memory is still 186.6MB. Free memory was 105.3MB in the beginning and 78.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1210.22ms. Allocated memory is still 186.6MB. Free memory was 78.1MB in the beginning and 85.4MB in the end (delta: -7.3MB). Peak memory consumption was 36.9MB. 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 15:05:29,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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_6818f3b6-53ed-4be7-8b68-1712e5b56585/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 161acb090810893f5857465330b1e9af98cd436d8b1ab4337fc3709fda2d3260 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:32,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:32,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:32,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:32,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:32,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:32,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:32,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:32,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:32,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:32,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:32,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:32,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:32,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:32,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:32,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:32,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:32,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:32,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:32,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:32,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:32,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:32,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:32,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:32,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:32,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:32,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:32,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:32,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:32,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:32,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:32,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:32,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:32,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:32,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:32,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:32,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:32,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:32,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:32,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:32,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:32,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:05:32,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:32,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:32,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:32,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:32,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:32,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:32,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:32,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:32,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:32,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:32,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:32,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:32,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:32,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:32,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:32,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:32,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:32,366 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:32,367 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:32,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:32,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:32,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:32,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:32,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:32,368 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:32,368 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:32,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:32,369 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:32,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:32,369 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161acb090810893f5857465330b1e9af98cd436d8b1ab4337fc3709fda2d3260 [2021-11-23 15:05:32,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:32,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:32,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:32,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:32,801 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:32,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-11-23 15:05:32,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/1528580b5/0a4ee519d18c4d4e9b69554ddeb7a8c3/FLAG600315a4d [2021-11-23 15:05:33,992 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:33,992 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-11-23 15:05:34,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/1528580b5/0a4ee519d18c4d4e9b69554ddeb7a8c3/FLAG600315a4d [2021-11-23 15:05:34,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/data/1528580b5/0a4ee519d18c4d4e9b69554ddeb7a8c3 [2021-11-23 15:05:34,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:34,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:34,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:34,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:34,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:34,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f98cc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34, skipping insertion in model container [2021-11-23 15:05:34,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:34,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:35,136 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-11-23 15:05:35,626 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-11-23 15:05:36,610 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:05:36,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:36,729 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:05:36,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:36,912 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-11-23 15:05:36,940 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-11-23 15:05:37,221 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:05:37,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:37,272 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:37,412 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-11-23 15:05:37,438 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_6818f3b6-53ed-4be7-8b68-1712e5b56585/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-11-23 15:05:38,119 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:05:38,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:38,257 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:38,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38 WrapperNode [2021-11-23 15:05:38,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:38,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:38,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:38,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:38,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,542 INFO L137 Inliner]: procedures = 257, calls = 2934, calls flagged for inlining = 96, calls inlined = 72, statements flattened = 3890 [2021-11-23 15:05:38,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:38,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:38,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:38,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:38,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:38,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:38,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:38,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:38,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:38" (1/1) ... [2021-11-23 15:05:38,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:38,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:38,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:38,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:05:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:05:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:05:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2021-11-23 15:05:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2021-11-23 15:05:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2021-11-23 15:05:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:05:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:05:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:05:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 15:05:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 15:05:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:05:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:05:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2021-11-23 15:05:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2021-11-23 15:05:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2021-11-23 15:05:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2021-11-23 15:05:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-11-23 15:05:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-11-23 15:05:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:05:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:05:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2021-11-23 15:05:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2021-11-23 15:05:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-11-23 15:05:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-11-23 15:05:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:05:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:05:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:05:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:05:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-11-23 15:05:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-11-23 15:05:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-11-23 15:05:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-11-23 15:05:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2021-11-23 15:05:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2021-11-23 15:05:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:05:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:05:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-11-23 15:05:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-11-23 15:05:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2021-11-23 15:05:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2021-11-23 15:05:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:05:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:05:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:05:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:05:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2021-11-23 15:05:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2021-11-23 15:05:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:05:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:05:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:05:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:05:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:05:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:05:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:05:39,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:05:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:05:39,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:05:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2021-11-23 15:05:39,046 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2021-11-23 15:05:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-11-23 15:05:39,046 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-11-23 15:05:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:05:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:05:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 15:05:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 15:05:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-11-23 15:05:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-11-23 15:05:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:05:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:05:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 15:05:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 15:05:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:05:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-11-23 15:05:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-11-23 15:05:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:05:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 15:05:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 15:05:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-11-23 15:05:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-11-23 15:05:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:05:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:05:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 15:05:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 15:05:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-11-23 15:05:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-11-23 15:05:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-11-23 15:05:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-11-23 15:05:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:05:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:05:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:05:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:05:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-11-23 15:05:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-11-23 15:05:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2021-11-23 15:05:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2021-11-23 15:05:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-11-23 15:05:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-11-23 15:05:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:05:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:05:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:05:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:05:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-11-23 15:05:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-11-23 15:05:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-11-23 15:05:39,062 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-11-23 15:05:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-11-23 15:05:39,063 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-11-23 15:05:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2021-11-23 15:05:39,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2021-11-23 15:05:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 15:05:39,070 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 15:05:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-11-23 15:05:39,070 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-11-23 15:05:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-11-23 15:05:39,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-11-23 15:05:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-11-23 15:05:39,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-11-23 15:05:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-11-23 15:05:39,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-11-23 15:05:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-11-23 15:05:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-11-23 15:05:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2021-11-23 15:05:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2021-11-23 15:05:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:05:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:05:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:05:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:05:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:05:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:05:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:05:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:05:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-23 15:05:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-23 15:05:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:05:39,074 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:05:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:05:39,074 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:05:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:05:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-11-23 15:05:39,074 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-11-23 15:05:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:05:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:05:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:05:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:05:39,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:05:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2021-11-23 15:05:39,075 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:05:39,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:05:39,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:05:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2021-11-23 15:05:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2021-11-23 15:05:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:05:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:05:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:05:39,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:05:39,078 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:05:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2021-11-23 15:05:39,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2021-11-23 15:05:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2021-11-23 15:05:39,078 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2021-11-23 15:05:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:05:39,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:05:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-11-23 15:05:39,079 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-11-23 15:05:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:05:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:05:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-11-23 15:05:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-11-23 15:05:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:05:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:05:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:05:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:05:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:05:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2021-11-23 15:05:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2021-11-23 15:05:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:39,830 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:39,834 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:40,045 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:40,050 INFO L158 Benchmark]: Toolchain (without parser) took 5710.67ms. Allocated memory was 75.5MB in the beginning and 226.5MB in the end (delta: 151.0MB). Free memory was 44.0MB in the beginning and 102.0MB in the end (delta: -58.0MB). Peak memory consumption was 131.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:40,050 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:40,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3916.98ms. Allocated memory was 75.5MB in the beginning and 226.5MB in the end (delta: 151.0MB). Free memory was 43.9MB in the beginning and 137.2MB in the end (delta: -93.4MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:40,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 283.40ms. Allocated memory is still 226.5MB. Free memory was 137.2MB in the beginning and 113.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:40,051 INFO L158 Benchmark]: Boogie Preprocessor took 330.02ms. Allocated memory is still 226.5MB. Free memory was 113.1MB in the beginning and 83.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:40,052 INFO L158 Benchmark]: RCFGBuilder took 1172.74ms. Allocated memory is still 226.5MB. Free memory was 83.8MB in the beginning and 102.0MB in the end (delta: -18.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:40,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3916.98ms. Allocated memory was 75.5MB in the beginning and 226.5MB in the end (delta: 151.0MB). Free memory was 43.9MB in the beginning and 137.2MB in the end (delta: -93.4MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 283.40ms. Allocated memory is still 226.5MB. Free memory was 137.2MB in the beginning and 113.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 330.02ms. Allocated memory is still 226.5MB. Free memory was 113.1MB in the beginning and 83.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1172.74ms. Allocated memory is still 226.5MB. Free memory was 83.8MB in the beginning and 102.0MB in the end (delta: -18.3MB). Peak memory consumption was 21.6MB. 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 15:05:40,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6818f3b6-53ed-4be7-8b68-1712e5b56585/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