./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-32_7a-drivers--video--fbdev--udlfb.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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 65d40b2043e7a83af3849efad1c4fa824e696aef038aa449d52dadf52dd97034 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:27,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:27,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:27,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:27,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:27,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:27,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:27,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:27,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:27,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:27,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:27,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:27,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:27,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:27,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:27,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:27,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:27,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:27,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:27,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:27,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:27,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:27,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:27,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:27,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:27,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:27,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:27,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:27,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:27,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:27,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:27,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:27,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:27,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:27,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:27,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:27,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:27,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:27,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:27,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:27,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:27,310 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:39:27,354 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:27,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:27,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:27,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:27,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:27,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:27,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:27,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:27,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:27,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:27,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:27,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:27,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:27,368 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:27,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:27,369 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:27,369 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:27,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:27,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:27,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:27,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:27,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:27,371 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:27,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:27,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:27,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65d40b2043e7a83af3849efad1c4fa824e696aef038aa449d52dadf52dd97034 [2021-11-23 15:39:27,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:27,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:27,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:27,730 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:27,738 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:27,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2021-11-23 15:39:27,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/d2c08c67a/78b49a5c3ca846ec9435d65d61505e34/FLAGf70fffd14 [2021-11-23 15:39:28,649 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:28,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2021-11-23 15:39:28,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/d2c08c67a/78b49a5c3ca846ec9435d65d61505e34/FLAGf70fffd14 [2021-11-23 15:39:29,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/d2c08c67a/78b49a5c3ca846ec9435d65d61505e34 [2021-11-23 15:39:29,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:29,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:29,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:29,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:29,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:29,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:29" (1/1) ... [2021-11-23 15:39:29,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5914851c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:29, skipping insertion in model container [2021-11-23 15:39:29,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:29" (1/1) ... [2021-11-23 15:39:29,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:29,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:31,155 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2021-11-23 15:39:31,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:31,408 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:31,767 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2021-11-23 15:39:31,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:31,996 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:31,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31 WrapperNode [2021-11-23 15:39:31,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:31,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:31,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:31,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:32,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,348 INFO L137 Inliner]: procedures = 319, calls = 1696, calls flagged for inlining = 115, calls inlined = 107, statements flattened = 4056 [2021-11-23 15:39:32,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:32,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:32,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:32,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:32,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:32,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:32,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:32,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:32,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:32,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:32,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:32,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:32,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:32,765 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:39:32,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:39:32,766 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2021-11-23 15:39:32,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2021-11-23 15:39:32,766 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 15:39:32,767 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 15:39:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2021-11-23 15:39:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2021-11-23 15:39:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2021-11-23 15:39:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2021-11-23 15:39:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:39:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:39:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:39:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:39:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:39:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:39:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2021-11-23 15:39:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2021-11-23 15:39:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2021-11-23 15:39:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2021-11-23 15:39:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2021-11-23 15:39:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2021-11-23 15:39:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:39:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:39:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2021-11-23 15:39:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2021-11-23 15:39:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 15:39:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 15:39:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2021-11-23 15:39:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2021-11-23 15:39:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2021-11-23 15:39:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2021-11-23 15:39:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2021-11-23 15:39:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2021-11-23 15:39:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:39:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:39:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:39:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:39:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2021-11-23 15:39:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2021-11-23 15:39:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:39:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:39:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-23 15:39:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-23 15:39:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:39:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:39:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:39:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:39:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2021-11-23 15:39:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2021-11-23 15:39:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:39:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:39:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2021-11-23 15:39:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2021-11-23 15:39:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2021-11-23 15:39:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2021-11-23 15:39:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:39:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:39:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:39:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:39:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2021-11-23 15:39:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2021-11-23 15:39:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:39:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:39:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:39:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:39:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2021-11-23 15:39:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2021-11-23 15:39:32,781 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-23 15:39:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-23 15:39:32,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:39:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2021-11-23 15:39:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2021-11-23 15:39:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:39:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:39:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:39:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2021-11-23 15:39:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2021-11-23 15:39:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:39:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-23 15:39:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-23 15:39:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:39:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2021-11-23 15:39:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2021-11-23 15:39:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:39:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:39:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:39:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:39:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:39:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:39:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:39:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:39:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2021-11-23 15:39:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2021-11-23 15:39:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:39:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:39:32,786 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 15:39:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 15:39:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:39:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2021-11-23 15:39:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2021-11-23 15:39:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:39:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:39:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:39:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-23 15:39:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-23 15:39:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:39:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2021-11-23 15:39:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2021-11-23 15:39:32,790 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2021-11-23 15:39:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2021-11-23 15:39:32,790 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2021-11-23 15:39:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2021-11-23 15:39:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:39:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:39:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2021-11-23 15:39:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2021-11-23 15:39:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:39:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:39:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:39:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:39:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 15:39:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 15:39:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 15:39:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 15:39:32,796 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2021-11-23 15:39:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2021-11-23 15:39:32,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:39:32,797 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2021-11-23 15:39:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2021-11-23 15:39:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2021-11-23 15:39:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2021-11-23 15:39:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:39:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:39:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:39:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:39:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2021-11-23 15:39:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2021-11-23 15:39:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:39:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:39:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:39:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2021-11-23 15:39:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2021-11-23 15:39:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:39:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:39:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2021-11-23 15:39:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2021-11-23 15:39:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2021-11-23 15:39:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2021-11-23 15:39:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:39:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:39:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:39:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2021-11-23 15:39:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2021-11-23 15:39:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2021-11-23 15:39:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2021-11-23 15:39:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:39:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:39:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:39:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:39:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 15:39:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 15:39:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 15:39:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 15:39:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2021-11-23 15:39:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2021-11-23 15:39:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 15:39:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 15:39:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:39:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:39:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2021-11-23 15:39:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2021-11-23 15:39:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:39:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:39:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:39:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:39:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:33,725 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:33,731 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:33,900 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:39:33,905 INFO L158 Benchmark]: Toolchain (without parser) took 4771.66ms. Allocated memory was 113.2MB in the beginning and 192.9MB in the end (delta: 79.7MB). Free memory was 88.0MB in the beginning and 108.5MB in the end (delta: -20.5MB). Peak memory consumption was 102.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:33,906 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:33,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2861.51ms. Allocated memory was 113.2MB in the beginning and 192.9MB in the end (delta: 79.7MB). Free memory was 88.0MB in the beginning and 116.8MB in the end (delta: -28.8MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2021-11-23 15:39:33,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 352.05ms. Allocated memory is still 192.9MB. Free memory was 116.8MB in the beginning and 91.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:33,908 INFO L158 Benchmark]: Boogie Preprocessor took 318.18ms. Allocated memory is still 192.9MB. Free memory was 91.7MB in the beginning and 106.7MB in the end (delta: -15.1MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:33,909 INFO L158 Benchmark]: RCFGBuilder took 1232.54ms. Allocated memory is still 192.9MB. Free memory was 106.7MB in the beginning and 108.5MB in the end (delta: -1.7MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:33,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2861.51ms. Allocated memory was 113.2MB in the beginning and 192.9MB in the end (delta: 79.7MB). Free memory was 88.0MB in the beginning and 116.8MB in the end (delta: -28.8MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 352.05ms. Allocated memory is still 192.9MB. Free memory was 116.8MB in the beginning and 91.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 318.18ms. Allocated memory is still 192.9MB. Free memory was 91.7MB in the beginning and 106.7MB in the end (delta: -15.1MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1232.54ms. Allocated memory is still 192.9MB. Free memory was 106.7MB in the beginning and 108.5MB in the end (delta: -1.7MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:33,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 65d40b2043e7a83af3849efad1c4fa824e696aef038aa449d52dadf52dd97034 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:36,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:36,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:36,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:36,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:36,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:36,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:36,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:36,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:36,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:36,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:36,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:36,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:36,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:36,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:36,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:36,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:36,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:36,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:36,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:36,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:36,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:36,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:36,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:36,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:36,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:36,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:36,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:36,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:36,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:36,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:36,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:36,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:36,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:36,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:36,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:36,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:36,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:36,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:36,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:36,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:36,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:39:36,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:36,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:36,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:36,494 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:36,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:36,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:36,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:36,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:36,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:36,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:36,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:36,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:39:36,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:39:36,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:39:36,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:36,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:36,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:36,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:36,497 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:36,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:36,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:36,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:36,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:36,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:36,499 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:39:36,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:39:36,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:36,500 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:39:36,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:39:36,500 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65d40b2043e7a83af3849efad1c4fa824e696aef038aa449d52dadf52dd97034 [2021-11-23 15:39:36,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:36,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:36,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:36,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:36,959 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:36,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2021-11-23 15:39:37,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/4d3fba102/a80de9a7eb2a4129b841702639f695c4/FLAGe32e00e1f [2021-11-23 15:39:38,027 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:38,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2021-11-23 15:39:38,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/4d3fba102/a80de9a7eb2a4129b841702639f695c4/FLAGe32e00e1f [2021-11-23 15:39:38,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/data/4d3fba102/a80de9a7eb2a4129b841702639f695c4 [2021-11-23 15:39:38,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:38,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:38,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:38,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:38,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:38,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:38" (1/1) ... [2021-11-23 15:39:38,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ecdae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:38, skipping insertion in model container [2021-11-23 15:39:38,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:38" (1/1) ... [2021-11-23 15:39:38,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:38,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:40,495 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2021-11-23 15:39:40,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:40,786 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:39:40,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:41,229 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2021-11-23 15:39:41,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:41,281 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:41,764 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_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2021-11-23 15:39:41,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:41,982 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:41,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41 WrapperNode [2021-11-23 15:39:41,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:41,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:41,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:41,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:41,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,254 INFO L137 Inliner]: procedures = 334, calls = 1696, calls flagged for inlining = 115, calls inlined = 107, statements flattened = 3938 [2021-11-23 15:39:42,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:42,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:42,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:42,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:42,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:42,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:42,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:42,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:42,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:41" (1/1) ... [2021-11-23 15:39:42,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:42,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:42,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:42,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:39:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:39:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2021-11-23 15:39:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2021-11-23 15:39:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:39:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 15:39:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 15:39:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2021-11-23 15:39:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2021-11-23 15:39:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2021-11-23 15:39:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2021-11-23 15:39:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:39:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:39:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:39:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:39:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:39:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:39:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:39:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:39:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:39:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2021-11-23 15:39:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2021-11-23 15:39:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2021-11-23 15:39:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2021-11-23 15:39:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2021-11-23 15:39:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2021-11-23 15:39:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:39:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:39:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2021-11-23 15:39:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2021-11-23 15:39:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 15:39:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 15:39:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2021-11-23 15:39:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2021-11-23 15:39:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2021-11-23 15:39:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2021-11-23 15:39:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2021-11-23 15:39:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2021-11-23 15:39:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:39:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:39:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:39:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:39:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2021-11-23 15:39:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2021-11-23 15:39:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:39:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:39:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-23 15:39:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-23 15:39:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:39:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:39:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:39:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:39:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2021-11-23 15:39:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2021-11-23 15:39:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:39:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:39:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2021-11-23 15:39:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2021-11-23 15:39:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2021-11-23 15:39:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2021-11-23 15:39:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:39:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:39:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:39:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:39:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2021-11-23 15:39:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2021-11-23 15:39:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:39:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:39:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:39:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:39:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2021-11-23 15:39:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2021-11-23 15:39:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-23 15:39:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-23 15:39:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:39:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2021-11-23 15:39:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2021-11-23 15:39:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:39:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:39:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:39:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2021-11-23 15:39:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2021-11-23 15:39:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:39:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:39:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:39:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:39:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:39:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-23 15:39:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-23 15:39:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:39:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2021-11-23 15:39:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2021-11-23 15:39:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:39:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:39:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:39:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:39:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:39:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:39:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:39:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:39:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:39:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:39:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:39:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:39:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2021-11-23 15:39:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2021-11-23 15:39:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:39:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:39:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 15:39:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 15:39:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2021-11-23 15:39:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2021-11-23 15:39:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:39:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:39:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-23 15:39:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-23 15:39:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2021-11-23 15:39:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2021-11-23 15:39:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2021-11-23 15:39:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2021-11-23 15:39:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2021-11-23 15:39:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2021-11-23 15:39:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:39:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:39:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2021-11-23 15:39:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2021-11-23 15:39:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:39:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:39:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:39:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:39:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 15:39:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 15:39:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 15:39:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 15:39:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2021-11-23 15:39:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2021-11-23 15:39:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2021-11-23 15:39:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2021-11-23 15:39:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2021-11-23 15:39:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2021-11-23 15:39:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:39:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:39:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:39:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:39:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:39:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:39:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:39:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:39:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2021-11-23 15:39:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2021-11-23 15:39:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:39:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:39:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:39:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2021-11-23 15:39:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2021-11-23 15:39:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:39:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:39:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2021-11-23 15:39:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2021-11-23 15:39:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:39:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:39:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:39:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:39:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2021-11-23 15:39:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2021-11-23 15:39:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2021-11-23 15:39:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2021-11-23 15:39:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:39:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:39:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:39:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:39:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 15:39:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 15:39:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 15:39:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 15:39:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2021-11-23 15:39:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2021-11-23 15:39:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 15:39:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 15:39:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:39:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:39:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2021-11-23 15:39:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2021-11-23 15:39:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:39:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:39:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:39:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:39:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:39:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:43,566 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:43,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:43,727 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:39:43,731 INFO L158 Benchmark]: Toolchain (without parser) took 5242.10ms. Allocated memory was 62.9MB in the beginning and 337.6MB in the end (delta: 274.7MB). Free memory was 32.5MB in the beginning and 250.9MB in the end (delta: -218.4MB). Peak memory consumption was 100.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:43,732 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:43,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3493.77ms. Allocated memory was 62.9MB in the beginning and 176.2MB in the end (delta: 113.2MB). Free memory was 32.4MB in the beginning and 102.7MB in the end (delta: -70.3MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:43,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 271.14ms. Allocated memory is still 176.2MB. Free memory was 102.7MB in the beginning and 80.6MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:39:43,734 INFO L158 Benchmark]: Boogie Preprocessor took 349.74ms. Allocated memory is still 176.2MB. Free memory was 80.6MB in the beginning and 90.5MB in the end (delta: -9.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:39:43,734 INFO L158 Benchmark]: RCFGBuilder took 1123.09ms. Allocated memory was 176.2MB in the beginning and 337.6MB in the end (delta: 161.5MB). Free memory was 90.5MB in the beginning and 250.9MB in the end (delta: -160.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:39:43,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3493.77ms. Allocated memory was 62.9MB in the beginning and 176.2MB in the end (delta: 113.2MB). Free memory was 32.4MB in the beginning and 102.7MB in the end (delta: -70.3MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 271.14ms. Allocated memory is still 176.2MB. Free memory was 102.7MB in the beginning and 80.6MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 349.74ms. Allocated memory is still 176.2MB. Free memory was 80.6MB in the beginning and 90.5MB in the end (delta: -9.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1123.09ms. Allocated memory was 176.2MB in the beginning and 337.6MB in the end (delta: 161.5MB). Free memory was 90.5MB in the beginning and 250.9MB in the end (delta: -160.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:43,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68b2cc5-fb06-487b-b1fa-5f83cd67df30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable