./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.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_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/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_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/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_3e3291d5-54e3-49d4-87e3-6cce12392a20/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 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:26:09,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:26:09,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:26:09,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:26:09,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:26:09,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:26:09,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:26:09,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:26:09,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:26:09,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:26:09,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:26:09,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:26:09,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:26:09,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:26:09,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:26:09,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:26:09,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:26:09,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:26:09,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:26:09,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:26:09,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:26:09,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:26:09,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:26:09,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:26:09,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:26:09,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:26:09,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:26:09,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:26:09,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:26:09,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:26:09,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:26:09,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:26:09,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:26:09,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:26:09,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:26:09,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:26:09,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:26:09,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:26:09,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:26:09,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:26:09,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:26:09,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:26:09,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:26:09,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:26:09,356 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:26:09,356 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:26:09,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:26:09,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:26:09,358 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:26:09,358 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:26:09,358 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:26:09,358 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:26:09,360 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:26:09,360 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:26:09,360 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:26:09,360 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:26:09,361 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:26:09,361 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:26:09,361 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:26:09,361 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:26:09,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:26:09,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:26:09,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:26:09,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:26:09,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:26:09,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:26:09,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:26:09,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:26:09,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:26:09,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:26:09,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:26:09,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:26:09,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:26:09,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:26:09,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:26:09,368 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:26:09,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:26:09,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:26:09,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:26:09,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:26:09,369 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa [2021-11-23 17:26:09,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:26:09,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:26:09,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:26:09,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:26:09,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:26:09,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-11-23 17:26:09,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/280875657/1df1096e7d2b4e1ab9a1e8f0a08a307f/FLAGc19ab03bf [2021-11-23 17:26:10,708 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:26:10,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-11-23 17:26:10,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/280875657/1df1096e7d2b4e1ab9a1e8f0a08a307f/FLAGc19ab03bf [2021-11-23 17:26:11,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/280875657/1df1096e7d2b4e1ab9a1e8f0a08a307f [2021-11-23 17:26:11,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:26:11,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:26:11,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:26:11,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:26:11,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:26:11,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:26:11" (1/1) ... [2021-11-23 17:26:11,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b553d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:11, skipping insertion in model container [2021-11-23 17:26:11,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:26:11" (1/1) ... [2021-11-23 17:26:11,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:26:11,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:26:11,902 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-11-23 17:26:13,561 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2021-11-23 17:26:13,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:26:13,708 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:26:13,846 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-11-23 17:26:14,297 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2021-11-23 17:26:14,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:26:14,476 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:26:14,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14 WrapperNode [2021-11-23 17:26:14,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:26:14,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:26:14,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:26:14,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:26:14,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:14,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:15,833 INFO L137 Inliner]: procedures = 249, calls = 3463, calls flagged for inlining = 133, calls inlined = 120, statements flattened = 7306 [2021-11-23 17:26:15,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:26:15,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:26:15,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:26:15,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:26:15,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:15,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:16,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:16,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:17,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:17,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:17,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:17,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:26:17,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:26:17,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:26:17,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:26:17,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:14" (1/1) ... [2021-11-23 17:26:17,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:26:17,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:26:17,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:26:17,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:26:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 17:26:17,973 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 17:26:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2021-11-23 17:26:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2021-11-23 17:26:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:26:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:26:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2021-11-23 17:26:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2021-11-23 17:26:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_streaming [2021-11-23 17:26:17,976 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_streaming [2021-11-23 17:26:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2021-11-23 17:26:17,976 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2021-11-23 17:26:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:26:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:26:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:26:17,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:26:17,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:26:17,977 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:26:17,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-11-23 17:26:17,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-11-23 17:26:17,978 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2021-11-23 17:26:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2021-11-23 17:26:17,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:26:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:26:17,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:26:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:26:17,979 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2021-11-23 17:26:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2021-11-23 17:26:17,979 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 17:26:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 17:26:17,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:26:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:26:17,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 17:26:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 17:26:17,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:26:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:26:17,981 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-23 17:26:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-23 17:26:17,982 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 17:26:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 17:26:17,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:26:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:26:17,983 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:26:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:26:17,983 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 17:26:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 17:26:17,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 17:26:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 17:26:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:26:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 17:26:17,986 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 17:26:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:26:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 17:26:17,987 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 17:26:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-23 17:26:17,987 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-23 17:26:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 17:26:17,987 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 17:26:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 17:26:17,988 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 17:26:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:26:17,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:26:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2021-11-23 17:26:17,989 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2021-11-23 17:26:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:26:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:26:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2021-11-23 17:26:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2021-11-23 17:26:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 17:26:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 17:26:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 17:26:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 17:26:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:26:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:26:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:26:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:26:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 17:26:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 17:26:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-11-23 17:26:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-11-23 17:26:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2021-11-23 17:26:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2021-11-23 17:26:17,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:26:17,994 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2021-11-23 17:26:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2021-11-23 17:26:17,995 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:26:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:26:17,996 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2021-11-23 17:26:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2021-11-23 17:26:17,996 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2021-11-23 17:26:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2021-11-23 17:26:17,997 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 17:26:17,998 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 17:26:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:26:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:26:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-11-23 17:26:17,998 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-11-23 17:26:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 17:26:17,999 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 17:26:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:26:17,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:26:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:26:17,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:26:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-11-23 17:26:18,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-11-23 17:26:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:26:18,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:26:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 17:26:18,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 17:26:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 17:26:18,006 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 17:26:18,006 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2021-11-23 17:26:18,006 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2021-11-23 17:26:18,007 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 17:26:18,009 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 17:26:18,009 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:26:18,010 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:26:18,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:26:18,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:26:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:26:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2021-11-23 17:26:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2021-11-23 17:26:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:26:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:26:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:26:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 17:26:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 17:26:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2021-11-23 17:26:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2021-11-23 17:26:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2021-11-23 17:26:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2021-11-23 17:26:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:26:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:26:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:26:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 17:26:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 17:26:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2021-11-23 17:26:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2021-11-23 17:26:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:26:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2021-11-23 17:26:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2021-11-23 17:26:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2021-11-23 17:26:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2021-11-23 17:26:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 17:26:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 17:26:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 17:26:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 17:26:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 17:26:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 17:26:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 17:26:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 17:26:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2021-11-23 17:26:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2021-11-23 17:26:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 17:26:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 17:26:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 17:26:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 17:26:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:26:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2021-11-23 17:26:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2021-11-23 17:26:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 17:26:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 17:26:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:26:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:26:19,176 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:26:19,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:26:19,616 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:26:19,621 INFO L158 Benchmark]: Toolchain (without parser) took 8551.27ms. Allocated memory was 109.1MB in the beginning and 704.6MB in the end (delta: 595.6MB). Free memory was 66.2MB in the beginning and 210.6MB in the end (delta: -144.4MB). Peak memory consumption was 450.6MB. Max. memory is 16.1GB. [2021-11-23 17:26:19,622 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:26:19,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3403.67ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 66.2MB in the beginning and 112.3MB in the end (delta: -46.1MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2021-11-23 17:26:19,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 1355.60ms. Allocated memory was 192.9MB in the beginning and 331.4MB in the end (delta: 138.4MB). Free memory was 112.3MB in the beginning and 156.6MB in the end (delta: -44.3MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. [2021-11-23 17:26:19,625 INFO L158 Benchmark]: Boogie Preprocessor took 2032.83ms. Allocated memory was 331.4MB in the beginning and 704.6MB in the end (delta: 373.3MB). Free memory was 156.6MB in the beginning and 264.1MB in the end (delta: -107.5MB). Peak memory consumption was 310.4MB. Max. memory is 16.1GB. [2021-11-23 17:26:19,626 INFO L158 Benchmark]: RCFGBuilder took 1750.15ms. Allocated memory is still 704.6MB. Free memory was 264.1MB in the beginning and 210.6MB in the end (delta: 53.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 17:26:19,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3403.67ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 66.2MB in the beginning and 112.3MB in the end (delta: -46.1MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1355.60ms. Allocated memory was 192.9MB in the beginning and 331.4MB in the end (delta: 138.4MB). Free memory was 112.3MB in the beginning and 156.6MB in the end (delta: -44.3MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2032.83ms. Allocated memory was 331.4MB in the beginning and 704.6MB in the end (delta: 373.3MB). Free memory was 156.6MB in the beginning and 264.1MB in the end (delta: -107.5MB). Peak memory consumption was 310.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1750.15ms. Allocated memory is still 704.6MB. Free memory was 264.1MB in the beginning and 210.6MB in the end (delta: 53.5MB). 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 17:26:19,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/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_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/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_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/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_3e3291d5-54e3-49d4-87e3-6cce12392a20/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 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:26:22,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:26:22,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:26:22,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:26:22,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:26:22,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:26:22,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:26:22,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:26:22,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:26:22,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:26:22,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:26:22,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:26:22,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:26:22,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:26:22,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:26:22,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:26:22,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:26:22,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:26:22,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:26:22,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:26:22,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:26:22,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:26:22,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:26:22,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:26:22,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:26:22,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:26:22,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:26:22,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:26:22,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:26:22,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:26:22,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:26:22,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:26:22,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:26:22,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:26:22,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:26:22,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:26:22,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:26:22,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:26:22,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:26:22,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:26:22,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:26:22,392 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:26:22,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:26:22,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:26:22,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:26:22,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:26:22,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:26:22,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:26:22,449 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:26:22,450 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:26:22,450 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:26:22,450 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:26:22,451 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:26:22,452 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:26:22,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:26:22,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:26:22,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:26:22,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:26:22,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:26:22,455 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:26:22,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:26:22,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:26:22,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:26:22,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:26:22,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:26:22,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:26:22,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:26:22,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:26:22,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:26:22,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:26:22,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:26:22,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:26:22,458 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:26:22,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:26:22,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:26:22,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:26:22,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:26:22,460 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa [2021-11-23 17:26:22,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:26:22,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:26:22,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:26:22,984 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:26:22,985 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:26:22,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-11-23 17:26:23,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/59ad3fba5/8829aa349ac34be8983c3ff80b0d3ce1/FLAG2b3864c5c [2021-11-23 17:26:24,174 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:26:24,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-11-23 17:26:24,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/59ad3fba5/8829aa349ac34be8983c3ff80b0d3ce1/FLAG2b3864c5c [2021-11-23 17:26:24,539 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/data/59ad3fba5/8829aa349ac34be8983c3ff80b0d3ce1 [2021-11-23 17:26:24,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:26:24,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:26:24,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:26:24,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:26:24,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:26:24,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:26:24" (1/1) ... [2021-11-23 17:26:24,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76883707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:24, skipping insertion in model container [2021-11-23 17:26:24,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:26:24" (1/1) ... [2021-11-23 17:26:24,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:26:24,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:26:25,466 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-11-23 17:26:27,123 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2021-11-23 17:26:27,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:26:27,308 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:26:27,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:26:27,526 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-11-23 17:26:27,931 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2021-11-23 17:26:27,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:26:28,010 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:26:28,148 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-11-23 17:26:28,635 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_3e3291d5-54e3-49d4-87e3-6cce12392a20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2021-11-23 17:26:28,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:26:28,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:26:28,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28 WrapperNode [2021-11-23 17:26:28,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:26:28,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:26:28,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:26:28,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:26:28,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:29,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:30,149 INFO L137 Inliner]: procedures = 264, calls = 3463, calls flagged for inlining = 133, calls inlined = 120, statements flattened = 7150 [2021-11-23 17:26:30,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:26:30,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:26:30,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:26:30,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:26:30,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:30,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:30,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:30,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:31,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:31,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:31,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:31,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:26:31,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:26:31,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:26:31,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:26:31,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:26:28" (1/1) ... [2021-11-23 17:26:31,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:26:31,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:26:31,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:26:31,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:26:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 17:26:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 17:26:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:26:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2021-11-23 17:26:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2021-11-23 17:26:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:26:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:26:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2021-11-23 17:26:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2021-11-23 17:26:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:26:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_streaming [2021-11-23 17:26:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_streaming [2021-11-23 17:26:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2021-11-23 17:26:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2021-11-23 17:26:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:26:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:26:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:26:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:26:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:26:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:26:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:26:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:26:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-11-23 17:26:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-11-23 17:26:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2021-11-23 17:26:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2021-11-23 17:26:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:26:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:26:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:26:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:26:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2021-11-23 17:26:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2021-11-23 17:26:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 17:26:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 17:26:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:26:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:26:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 17:26:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 17:26:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:26:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:26:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-23 17:26:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-23 17:26:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 17:26:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 17:26:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:26:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:26:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:26:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:26:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 17:26:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 17:26:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 17:26:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 17:26:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:26:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 17:26:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 17:26:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:26:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 17:26:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 17:26:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-23 17:26:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-23 17:26:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 17:26:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 17:26:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 17:26:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 17:26:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:26:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:26:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2021-11-23 17:26:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2021-11-23 17:26:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:26:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:26:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:26:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:26:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:26:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:26:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2021-11-23 17:26:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2021-11-23 17:26:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:26:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:26:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:26:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:26:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 17:26:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 17:26:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 17:26:31,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 17:26:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:26:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:26:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:26:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:26:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 17:26:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 17:26:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-11-23 17:26:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-11-23 17:26:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2021-11-23 17:26:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2021-11-23 17:26:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2021-11-23 17:26:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2021-11-23 17:26:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:26:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:26:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2021-11-23 17:26:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2021-11-23 17:26:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2021-11-23 17:26:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2021-11-23 17:26:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 17:26:31,918 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 17:26:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-11-23 17:26:31,918 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-11-23 17:26:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 17:26:31,920 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 17:26:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:26:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:26:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:26:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:26:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-11-23 17:26:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-11-23 17:26:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:26:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:26:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 17:26:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 17:26:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 17:26:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 17:26:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2021-11-23 17:26:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2021-11-23 17:26:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 17:26:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 17:26:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:26:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:26:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:26:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2021-11-23 17:26:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2021-11-23 17:26:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:26:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:26:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:26:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 17:26:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 17:26:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2021-11-23 17:26:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2021-11-23 17:26:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2021-11-23 17:26:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2021-11-23 17:26:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:26:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:26:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:26:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 17:26:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2021-11-23 17:26:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:26:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2021-11-23 17:26:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2021-11-23 17:26:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2021-11-23 17:26:31,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2021-11-23 17:26:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 17:26:31,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 17:26:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 17:26:31,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 17:26:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 17:26:31,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 17:26:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 17:26:31,938 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 17:26:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2021-11-23 17:26:31,938 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2021-11-23 17:26:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 17:26:31,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 17:26:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 17:26:31,939 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 17:26:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:26:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2021-11-23 17:26:31,939 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2021-11-23 17:26:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 17:26:31,939 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 17:26:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:26:31,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:26:32,932 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:26:32,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:26:35,308 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 17:26:35,313 INFO L158 Benchmark]: Toolchain (without parser) took 10767.20ms. Allocated memory was 54.5MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 30.0MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 469.4MB. Max. memory is 16.1GB. [2021-11-23 17:26:35,313 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:26:35,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4301.29ms. Allocated memory was 54.5MB in the beginning and 278.9MB in the end (delta: 224.4MB). Free memory was 29.8MB in the beginning and 147.9MB in the end (delta: -118.1MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2021-11-23 17:26:35,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 1300.90ms. Allocated memory was 278.9MB in the beginning and 721.4MB in the end (delta: 442.5MB). Free memory was 147.9MB in the beginning and 525.7MB in the end (delta: -377.8MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. [2021-11-23 17:26:35,315 INFO L158 Benchmark]: Boogie Preprocessor took 1637.23ms. Allocated memory was 721.4MB in the beginning and 2.0GB in the end (delta: 1.2GB). Free memory was 525.7MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 240.1MB. Max. memory is 16.1GB. [2021-11-23 17:26:35,316 INFO L158 Benchmark]: RCFGBuilder took 3522.20ms. Allocated memory is still 2.0GB. Free memory was 1.5GB in the beginning and 1.7GB in the end (delta: -205.6MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-23 17:26:35,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4301.29ms. Allocated memory was 54.5MB in the beginning and 278.9MB in the end (delta: 224.4MB). Free memory was 29.8MB in the beginning and 147.9MB in the end (delta: -118.1MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1300.90ms. Allocated memory was 278.9MB in the beginning and 721.4MB in the end (delta: 442.5MB). Free memory was 147.9MB in the beginning and 525.7MB in the end (delta: -377.8MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1637.23ms. Allocated memory was 721.4MB in the beginning and 2.0GB in the end (delta: 1.2GB). Free memory was 525.7MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 240.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3522.20ms. Allocated memory is still 2.0GB. Free memory was 1.5GB in the beginning and 1.7GB in the end (delta: -205.6MB). Peak memory consumption was 70.7MB. 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 17:26:35,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3291d5-54e3-49d4-87e3-6cce12392a20/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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