./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--stkwebcam--stkwebcam.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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:58:04,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:58:04,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:58:04,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:58:04,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:58:04,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:58:04,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:58:04,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:58:04,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:58:04,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:58:04,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:58:04,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:58:04,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:58:04,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:58:04,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:58:04,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:58:04,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:58:04,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:58:04,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:58:04,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:58:04,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:58:04,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:58:04,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:58:04,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:58:04,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:58:04,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:58:04,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:58:04,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:58:04,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:58:04,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:58:04,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:58:04,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:58:04,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:58:04,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:58:04,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:58:04,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:58:04,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:58:04,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:58:04,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:58:04,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:58:04,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:58:04,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:58:04,605 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:58:04,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:58:04,610 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:58:04,610 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:58:04,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:58:04,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:58:04,612 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:58:04,613 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:58:04,613 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:58:04,613 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:58:04,614 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:58:04,615 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:58:04,615 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:58:04,615 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:58:04,616 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:58:04,616 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:58:04,616 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:58:04,617 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:58:04,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:58:04,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:58:04,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:58:04,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:58:04,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:58:04,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:58:04,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:58:04,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:58:04,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:58:04,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:58:04,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:58:04,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:58:04,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:58:04,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:58:04,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:58:04,624 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:58:04,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:58:04,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:58:04,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:58:04,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:58:04,625 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 [2021-11-23 16:58:04,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:58:05,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:58:05,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:58:05,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:58:05,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:58:05,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2021-11-23 16:58:05,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/976fc4704/d213547c8f014df0ac7f2899164514b5/FLAG0ed35476c [2021-11-23 16:58:06,318 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:58:06,319 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2021-11-23 16:58:06,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/976fc4704/d213547c8f014df0ac7f2899164514b5/FLAG0ed35476c [2021-11-23 16:58:06,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/976fc4704/d213547c8f014df0ac7f2899164514b5 [2021-11-23 16:58:06,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:58:06,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:58:06,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:58:06,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:58:06,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:58:06,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:58:06" (1/1) ... [2021-11-23 16:58:06,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cffdaa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:06, skipping insertion in model container [2021-11-23 16:58:06,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:58:06" (1/1) ... [2021-11-23 16:58:06,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:58:06,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:58:07,523 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2021-11-23 16:58:08,177 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2021-11-23 16:58:09,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:58:09,179 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:58:09,345 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2021-11-23 16:58:09,393 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2021-11-23 16:58:09,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:58:09,923 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:58:09,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09 WrapperNode [2021-11-23 16:58:09,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:58:09,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:58:09,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:58:09,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:58:09,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:10,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:11,377 INFO L137 Inliner]: procedures = 232, calls = 3239, calls flagged for inlining = 119, calls inlined = 119, statements flattened = 7376 [2021-11-23 16:58:11,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:58:11,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:58:11,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:58:11,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:58:11,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:11,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:12,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:12,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:13,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:13,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:13,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:13,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:58:13,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:58:13,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:58:13,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:58:13,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:09" (1/1) ... [2021-11-23 16:58:13,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:58:13,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:58:13,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:58:13,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:58:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_10 [2021-11-23 16:58:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_10 [2021-11-23 16:58:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 16:58:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 16:58:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 16:58:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 16:58:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:58:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:58:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:58:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:58:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 16:58:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 16:58:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 16:58:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 16:58:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:58:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:58:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:58:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:58:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 16:58:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 16:58:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure stk_allocate_buffers [2021-11-23 16:58:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_allocate_buffers [2021-11-23 16:58:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_buffers [2021-11-23 16:58:13,865 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_buffers [2021-11-23 16:58:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:58:13,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:58:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:58:13,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:58:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-23 16:58:13,866 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-23 16:58:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:58:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:58:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_sio_buffers [2021-11-23 16:58:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_sio_buffers [2021-11-23 16:58:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:58:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:58:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 16:58:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 16:58:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:58:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:58:13,869 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 16:58:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 16:58:13,869 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-23 16:58:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-23 16:58:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:58:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:58:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:58:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:58:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 16:58:13,873 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 16:58:13,873 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-23 16:58:13,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-23 16:58:13,873 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 16:58:13,873 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 16:58:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 16:58:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 16:58:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:58:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:58:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure stk_start_stream [2021-11-23 16:58:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_start_stream [2021-11-23 16:58:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:58:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:58:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-11-23 16:58:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-11-23 16:58:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:58:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:58:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:58:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:58:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_read_reg [2021-11-23 16:58:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_read_reg [2021-11-23 16:58:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 16:58:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 16:58:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2021-11-23 16:58:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2021-11-23 16:58:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:58:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:58:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:58:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_mmap [2021-11-23 16:58:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_mmap [2021-11-23 16:58:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 16:58:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 16:58:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 16:58:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 16:58:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:58:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 16:58:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 16:58:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_poll [2021-11-23 16:58:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_poll [2021-11-23 16:58:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:58:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_dev_release [2021-11-23 16:58:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_dev_release [2021-11-23 16:58:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_inb [2021-11-23 16:58:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_inb [2021-11-23 16:58:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 16:58:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 16:58:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-23 16:58:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-23 16:58:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 16:58:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 16:58:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:58:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:58:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_close [2021-11-23 16:58:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_close [2021-11-23 16:58:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 16:58:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 16:58:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_disconnect [2021-11-23 16:58:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_disconnect [2021-11-23 16:58:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:58:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:58:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_outb [2021-11-23 16:58:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_outb [2021-11-23 16:58:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure stk_isoc_handler [2021-11-23 16:58:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_isoc_handler [2021-11-23 16:58:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:58:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure stk_clean_iso [2021-11-23 16:58:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_clean_iso [2021-11-23 16:58:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 16:58:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 16:58:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:58:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:58:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_check_system [2021-11-23 16:58:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_check_system [2021-11-23 16:58:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:58:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:58:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure stk_try_fmt_vid_cap [2021-11-23 16:58:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_try_fmt_vid_cap [2021-11-23 16:58:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 16:58:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 16:58:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:58:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:58:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_write_regvals [2021-11-23 16:58:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_write_regvals [2021-11-23 16:58:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_open [2021-11-23 16:58:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_open [2021-11-23 16:58:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure stk_setup_format [2021-11-23 16:58:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_setup_format [2021-11-23 16:58:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_write_reg [2021-11-23 16:58:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_write_reg [2021-11-23 16:58:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 16:58:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 16:58:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_11 [2021-11-23 16:58:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_11 [2021-11-23 16:58:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure stk_initialise [2021-11-23 16:58:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_initialise [2021-11-23 16:58:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 16:58:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 16:58:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:58:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure stk_stop_stream [2021-11-23 16:58:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_stop_stream [2021-11-23 16:58:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 16:58:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 16:58:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:58:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:58:15,007 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:58:15,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:58:15,457 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 16:58:15,463 INFO L158 Benchmark]: Toolchain (without parser) took 8787.21ms. Allocated memory was 100.7MB in the beginning and 981.5MB in the end (delta: 880.8MB). Free memory was 70.2MB in the beginning and 633.0MB in the end (delta: -562.7MB). Peak memory consumption was 314.5MB. Max. memory is 16.1GB. [2021-11-23 16:58:15,464 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:58:15,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3248.71ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 70.2MB in the beginning and 49.6MB in the end (delta: 20.7MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2021-11-23 16:58:15,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 1452.33ms. Allocated memory was 144.7MB in the beginning and 243.3MB in the end (delta: 98.6MB). Free memory was 49.6MB in the beginning and 78.5MB in the end (delta: -29.0MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. [2021-11-23 16:58:15,471 INFO L158 Benchmark]: Boogie Preprocessor took 2367.25ms. Allocated memory was 243.3MB in the beginning and 981.5MB in the end (delta: 738.2MB). Free memory was 78.5MB in the beginning and 685.9MB in the end (delta: -607.4MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. [2021-11-23 16:58:15,474 INFO L158 Benchmark]: RCFGBuilder took 1713.27ms. Allocated memory is still 981.5MB. Free memory was 685.9MB in the beginning and 633.0MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 16:58:15,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3248.71ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 70.2MB in the beginning and 49.6MB in the end (delta: 20.7MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1452.33ms. Allocated memory was 144.7MB in the beginning and 243.3MB in the end (delta: 98.6MB). Free memory was 49.6MB in the beginning and 78.5MB in the end (delta: -29.0MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2367.25ms. Allocated memory was 243.3MB in the beginning and 981.5MB in the end (delta: 738.2MB). Free memory was 78.5MB in the beginning and 685.9MB in the end (delta: -607.4MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1713.27ms. Allocated memory is still 981.5MB. Free memory was 685.9MB in the beginning and 633.0MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. 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 16:58:15,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:58:18,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:58:18,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:58:18,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:58:18,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:58:18,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:58:18,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:58:18,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:58:18,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:58:18,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:58:18,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:58:18,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:58:18,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:58:18,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:58:18,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:58:18,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:58:18,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:58:18,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:58:18,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:58:18,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:58:18,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:58:18,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:58:18,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:58:18,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:58:18,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:58:18,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:58:18,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:58:18,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:58:18,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:58:18,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:58:18,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:58:18,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:58:18,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:58:18,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:58:18,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:58:18,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:58:18,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:58:18,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:58:18,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:58:18,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:58:18,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:58:18,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:58:18,769 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:58:18,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:58:18,770 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:58:18,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:58:18,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:58:18,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:58:18,772 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:58:18,773 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:58:18,773 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:58:18,773 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:58:18,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:58:18,775 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:58:18,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:58:18,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:58:18,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:58:18,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:58:18,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:58:18,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:58:18,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:58:18,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:58:18,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:58:18,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:58:18,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:58:18,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:58:18,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:58:18,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:58:18,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:58:18,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:58:18,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:58:18,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:58:18,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:58:18,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:58:18,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:58:18,784 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:58:18,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:58:18,785 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 [2021-11-23 16:58:19,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:58:19,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:58:19,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:58:19,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:58:19,286 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:58:19,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2021-11-23 16:58:19,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/1e18b4777/a8c38a0a7c2a45c5ac145ce22f435d4e/FLAG978095ba8 [2021-11-23 16:58:20,619 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:58:20,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2021-11-23 16:58:20,663 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/1e18b4777/a8c38a0a7c2a45c5ac145ce22f435d4e/FLAG978095ba8 [2021-11-23 16:58:20,907 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/data/1e18b4777/a8c38a0a7c2a45c5ac145ce22f435d4e [2021-11-23 16:58:20,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:58:20,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:58:20,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:58:20,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:58:20,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:58:20,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:58:20" (1/1) ... [2021-11-23 16:58:20,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c2e35a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:20, skipping insertion in model container [2021-11-23 16:58:20,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:58:20" (1/1) ... [2021-11-23 16:58:20,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:58:21,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:58:21,762 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2021-11-23 16:58:22,349 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2021-11-23 16:58:23,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:58:23,516 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:58:23,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:58:23,762 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2021-11-23 16:58:23,795 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2021-11-23 16:58:24,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:58:24,193 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:58:24,366 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2021-11-23 16:58:24,397 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_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2021-11-23 16:58:24,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:58:24,874 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:58:24,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24 WrapperNode [2021-11-23 16:58:24,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:58:24,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:58:24,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:58:24,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:58:24,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:25,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:26,808 INFO L137 Inliner]: procedures = 247, calls = 3239, calls flagged for inlining = 119, calls inlined = 119, statements flattened = 7191 [2021-11-23 16:58:26,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:58:26,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:58:26,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:58:26,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:58:26,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:26,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:27,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:27,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:28,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:28,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:28,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:28,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:58:28,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:58:28,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:58:28,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:58:28,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:58:24" (1/1) ... [2021-11-23 16:58:28,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:58:28,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:58:28,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:58:28,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:58:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_10 [2021-11-23 16:58:28,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_10 [2021-11-23 16:58:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:58:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 16:58:28,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 16:58:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 16:58:28,997 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 16:58:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:58:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:58:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:58:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:58:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:58:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:58:28,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:58:28,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 16:58:28,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 16:58:28,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 16:58:29,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 16:58:29,000 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:58:29,001 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:58:29,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:58:29,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:58:29,001 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 16:58:29,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 16:58:29,002 INFO L130 BoogieDeclarations]: Found specification of procedure stk_allocate_buffers [2021-11-23 16:58:29,002 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_allocate_buffers [2021-11-23 16:58:29,002 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_buffers [2021-11-23 16:58:29,002 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_buffers [2021-11-23 16:58:29,003 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:58:29,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:58:29,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:58:29,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:58:29,004 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-23 16:58:29,004 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-23 16:58:29,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:58:29,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:58:29,005 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_sio_buffers [2021-11-23 16:58:29,005 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_sio_buffers [2021-11-23 16:58:29,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:58:29,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:58:29,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 16:58:29,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 16:58:29,006 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:58:29,006 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:58:29,007 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 16:58:29,007 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 16:58:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-23 16:58:29,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-23 16:58:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:58:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:58:29,010 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:58:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:58:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 16:58:29,010 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 16:58:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-23 16:58:29,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-23 16:58:29,012 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 16:58:29,012 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 16:58:29,012 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 16:58:29,013 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 16:58:29,013 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:58:29,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:58:29,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:58:29,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:58:29,014 INFO L130 BoogieDeclarations]: Found specification of procedure stk_start_stream [2021-11-23 16:58:29,014 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_start_stream [2021-11-23 16:58:29,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:58:29,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:58:29,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:58:29,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:58:29,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 16:58:29,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:58:29,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:58:29,016 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-11-23 16:58:29,016 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-11-23 16:58:29,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 16:58:29,017 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:58:29,017 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:58:29,017 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:58:29,018 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:58:29,018 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_read_reg [2021-11-23 16:58:29,018 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_read_reg [2021-11-23 16:58:29,018 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 16:58:29,018 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 16:58:29,019 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2021-11-23 16:58:29,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2021-11-23 16:58:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:58:29,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:58:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_mmap [2021-11-23 16:58:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_mmap [2021-11-23 16:58:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 16:58:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 16:58:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 16:58:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 16:58:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 16:58:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 16:58:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_poll [2021-11-23 16:58:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_poll [2021-11-23 16:58:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_dev_release [2021-11-23 16:58:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_dev_release [2021-11-23 16:58:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_inb [2021-11-23 16:58:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_inb [2021-11-23 16:58:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 16:58:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 16:58:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-23 16:58:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-23 16:58:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 16:58:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 16:58:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:58:29,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:58:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_close [2021-11-23 16:58:29,032 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_close [2021-11-23 16:58:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 16:58:29,034 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 16:58:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_disconnect [2021-11-23 16:58:29,035 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_disconnect [2021-11-23 16:58:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:58:29,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:58:29,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:58:29,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:58:29,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:58:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_outb [2021-11-23 16:58:29,043 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_outb [2021-11-23 16:58:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure stk_isoc_handler [2021-11-23 16:58:29,043 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_isoc_handler [2021-11-23 16:58:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:58:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure stk_clean_iso [2021-11-23 16:58:29,044 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_clean_iso [2021-11-23 16:58:29,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 16:58:29,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 16:58:29,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:58:29,044 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:58:29,044 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_check_system [2021-11-23 16:58:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_check_system [2021-11-23 16:58:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:58:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:58:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:58:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:58:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:58:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure stk_try_fmt_vid_cap [2021-11-23 16:58:29,046 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_try_fmt_vid_cap [2021-11-23 16:58:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 16:58:29,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 16:58:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:58:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:58:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_write_regvals [2021-11-23 16:58:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_write_regvals [2021-11-23 16:58:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_open [2021-11-23 16:58:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_open [2021-11-23 16:58:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure stk_setup_format [2021-11-23 16:58:29,049 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_setup_format [2021-11-23 16:58:29,049 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_write_reg [2021-11-23 16:58:29,049 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_write_reg [2021-11-23 16:58:29,049 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 16:58:29,049 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 16:58:29,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_11 [2021-11-23 16:58:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_11 [2021-11-23 16:58:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure stk_initialise [2021-11-23 16:58:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_initialise [2021-11-23 16:58:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 16:58:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 16:58:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:58:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure stk_stop_stream [2021-11-23 16:58:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_stop_stream [2021-11-23 16:58:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 16:58:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 16:58:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:58:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:58:30,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:58:30,251 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:58:31,669 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:58:31,675 INFO L158 Benchmark]: Toolchain (without parser) took 10748.84ms. Allocated memory was 65.0MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 34.5MB in the beginning and 837.1MB in the end (delta: -802.5MB). Peak memory consumption was 419.8MB. Max. memory is 16.1GB. [2021-11-23 16:58:31,675 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:58:31,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3949.20ms. Allocated memory was 65.0MB in the beginning and 234.9MB in the end (delta: 169.9MB). Free memory was 34.3MB in the beginning and 143.2MB in the end (delta: -108.9MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2021-11-23 16:58:31,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 1932.79ms. Allocated memory was 234.9MB in the beginning and 505.4MB in the end (delta: 270.5MB). Free memory was 143.2MB in the beginning and 317.0MB in the end (delta: -173.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2021-11-23 16:58:31,677 INFO L158 Benchmark]: Boogie Preprocessor took 2074.72ms. Allocated memory was 505.4MB in the beginning and 1.3GB in the end (delta: 784.3MB). Free memory was 317.0MB in the beginning and 891.1MB in the end (delta: -574.1MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2021-11-23 16:58:31,678 INFO L158 Benchmark]: RCFGBuilder took 2784.96ms. Allocated memory is still 1.3GB. Free memory was 891.1MB in the beginning and 837.1MB in the end (delta: 54.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 16:58:31,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3949.20ms. Allocated memory was 65.0MB in the beginning and 234.9MB in the end (delta: 169.9MB). Free memory was 34.3MB in the beginning and 143.2MB in the end (delta: -108.9MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1932.79ms. Allocated memory was 234.9MB in the beginning and 505.4MB in the end (delta: 270.5MB). Free memory was 143.2MB in the beginning and 317.0MB in the end (delta: -173.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2074.72ms. Allocated memory was 505.4MB in the beginning and 1.3GB in the end (delta: 784.3MB). Free memory was 317.0MB in the beginning and 891.1MB in the end (delta: -574.1MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2784.96ms. Allocated memory is still 1.3GB. Free memory was 891.1MB in the beginning and 837.1MB in the end (delta: 54.0MB). Peak memory consumption was 52.4MB. 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 16:58:31,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9e0edd-e23d-4ee6-b3f5-b93901a01166/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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