./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.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_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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_528f0091-8246-4030-b9a6-fab76cc6db06/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 690e5ddfda68a7db304fad8d47292bfd797939e2371e46066adb3eacde28ef38 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:07,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:07,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:07,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:07,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:07,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:07,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:07,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:07,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:07,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:07,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:07,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:07,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:07,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:07,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:07,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:07,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:07,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:07,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:07,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:07,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:07,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:07,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:07,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:07,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:07,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:07,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:07,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:07,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:07,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:07,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:07,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:07,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:07,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:07,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:07,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:07,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:07,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:07,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:07,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:07,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:07,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:07,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:07,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:07,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:07,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:07,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:07,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:07,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:07,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:07,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:07,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:07,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:07,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:07,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:07,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:07,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:07,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:07,467 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:07,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:07,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:07,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:07,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:07,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:07,469 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:07,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:07,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:07,469 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_528f0091-8246-4030-b9a6-fab76cc6db06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 690e5ddfda68a7db304fad8d47292bfd797939e2371e46066adb3eacde28ef38 [2021-11-23 15:55:07,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:07,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:07,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:07,773 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:07,774 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:07,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-11-23 15:55:07,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/668e709ac/86238b6e2b6a4516ac782795a3035459/FLAGfcb8ee424 [2021-11-23 15:55:08,827 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:08,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-11-23 15:55:08,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/668e709ac/86238b6e2b6a4516ac782795a3035459/FLAGfcb8ee424 [2021-11-23 15:55:09,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/668e709ac/86238b6e2b6a4516ac782795a3035459 [2021-11-23 15:55:09,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:09,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:09,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:09,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:09,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:09,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:09" (1/1) ... [2021-11-23 15:55:09,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680b9fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:09, skipping insertion in model container [2021-11-23 15:55:09,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:09" (1/1) ... [2021-11-23 15:55:09,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:09,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:12,244 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_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i[343246,343259] [2021-11-23 15:55:12,297 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:55:12,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:12,360 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:12,976 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_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i[343246,343259] [2021-11-23 15:55:12,987 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:55:12,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:13,181 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:13,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13 WrapperNode [2021-11-23 15:55:13,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:13,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:13,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:13,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:13,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:13,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:13,761 INFO L137 Inliner]: procedures = 267, calls = 4390, calls flagged for inlining = 131, calls inlined = 124, statements flattened = 9421 [2021-11-23 15:55:13,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:13,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:13,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:13,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:13,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:13,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:13,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:13,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:14,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:14,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:14,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:14,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:14,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:14,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:14,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:14,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:13" (1/1) ... [2021-11-23 15:55:14,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:14,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:14,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:14,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2021-11-23 15:55:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2021-11-23 15:55:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:55:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:55:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:55:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-23 15:55:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-23 15:55:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-11-23 15:55:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-11-23 15:55:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:55:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:55:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-11-23 15:55:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-11-23 15:55:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:55:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:55:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 15:55:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 15:55:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:55:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:55:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-11-23 15:55:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-11-23 15:55:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:55:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:55:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 15:55:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 15:55:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:55:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:55:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-11-23 15:55:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-11-23 15:55:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-11-23 15:55:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-11-23 15:55:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-11-23 15:55:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-11-23 15:55:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-11-23 15:55:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-11-23 15:55:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2021-11-23 15:55:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2021-11-23 15:55:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-11-23 15:55:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-11-23 15:55:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 15:55:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 15:55:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-23 15:55:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-23 15:55:14,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:55:14,429 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-11-23 15:55:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-11-23 15:55:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:55:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:55:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:55:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:55:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:55:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_inc [2021-11-23 15:55:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_inc [2021-11-23 15:55:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 15:55:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 15:55:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-11-23 15:55:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-11-23 15:55:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-11-23 15:55:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-11-23 15:55:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:55:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:55:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-11-23 15:55:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-11-23 15:55:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-11-23 15:55:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-11-23 15:55:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-11-23 15:55:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-11-23 15:55:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:55:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:55:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:55:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:55:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-11-23 15:55:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-11-23 15:55:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:55:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:55:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-11-23 15:55:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-11-23 15:55:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-11-23 15:55:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-11-23 15:55:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:55:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:55:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-11-23 15:55:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-11-23 15:55:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-11-23 15:55:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-11-23 15:55:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure st_log_options [2021-11-23 15:55:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure st_log_options [2021-11-23 15:55:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-11-23 15:55:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-11-23 15:55:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-11-23 15:55:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-11-23 15:55:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-11-23 15:55:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-11-23 15:55:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-11-23 15:55:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-11-23 15:55:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-11-23 15:55:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-11-23 15:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 15:55:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 15:55:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:55:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:55:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-11-23 15:55:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-11-23 15:55:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-11-23 15:55:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-11-23 15:55:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:55:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:55:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:55:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:55:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:55:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:55:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:55:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:55:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:55:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:55:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:55:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:55:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure deb_space_print [2021-11-23 15:55:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure deb_space_print [2021-11-23 15:55:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-11-23 15:55:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-11-23 15:55:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 15:55:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 15:55:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-11-23 15:55:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-11-23 15:55:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-11-23 15:55:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-11-23 15:55:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:55:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:55:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 15:55:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 15:55:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-11-23 15:55:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-11-23 15:55:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2021-11-23 15:55:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2021-11-23 15:55:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:55:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:55:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-11-23 15:55:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-11-23 15:55:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:55:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:55:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:55:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:55:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2021-11-23 15:55:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2021-11-23 15:55:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:55:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:55:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-11-23 15:55:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-11-23 15:55:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-11-23 15:55:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-11-23 15:55:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:55:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:55:15,530 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:15,533 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:15,630 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:15,634 INFO L158 Benchmark]: Toolchain (without parser) took 6415.30ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 68.7MB in the beginning and 94.7MB in the end (delta: -26.0MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,635 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:15,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3960.69ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 68.5MB in the beginning and 155.5MB in the end (delta: -87.0MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 578.80ms. Allocated memory is still 260.0MB. Free memory was 155.5MB in the beginning and 155.7MB in the end (delta: -217.6kB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,637 INFO L158 Benchmark]: Boogie Preprocessor took 473.49ms. Allocated memory is still 260.0MB. Free memory was 155.7MB in the beginning and 97.0MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,638 INFO L158 Benchmark]: RCFGBuilder took 1394.99ms. Allocated memory is still 260.0MB. Free memory was 97.0MB in the beginning and 94.7MB in the end (delta: 2.3MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3960.69ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 68.5MB in the beginning and 155.5MB in the end (delta: -87.0MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 578.80ms. Allocated memory is still 260.0MB. Free memory was 155.5MB in the beginning and 155.7MB in the end (delta: -217.6kB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 473.49ms. Allocated memory is still 260.0MB. Free memory was 155.7MB in the beginning and 97.0MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1394.99ms. Allocated memory is still 260.0MB. Free memory was 97.0MB in the beginning and 94.7MB in the end (delta: 2.3MB). Peak memory consumption was 23.3MB. 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 15:55:15,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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_528f0091-8246-4030-b9a6-fab76cc6db06/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 690e5ddfda68a7db304fad8d47292bfd797939e2371e46066adb3eacde28ef38 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:18,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:18,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:18,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:18,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:18,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:18,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:18,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:18,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:18,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:18,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:18,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:18,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:18,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:18,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:18,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:18,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:18,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:18,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:18,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:18,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:18,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:18,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:18,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:18,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:18,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:18,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:18,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:18,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:18,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:18,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:18,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:18,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:18,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:18,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:18,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:18,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:18,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:18,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:18,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:18,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:18,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:18,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:18,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:18,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:18,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:18,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:18,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:18,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:18,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:18,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:18,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:18,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:18,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:18,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:18,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:18,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:18,546 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:18,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:18,547 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:18,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:18,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:18,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:18,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:18,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:18,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:18,548 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:18,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:18,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:18,549 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:18,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:18,549 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_528f0091-8246-4030-b9a6-fab76cc6db06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 690e5ddfda68a7db304fad8d47292bfd797939e2371e46066adb3eacde28ef38 [2021-11-23 15:55:18,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:19,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:19,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:19,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:19,006 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:19,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-11-23 15:55:19,094 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/472089481/52b28740533f4ad5961617256e7cc12b/FLAG65a2c27b3 [2021-11-23 15:55:20,273 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:20,275 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-11-23 15:55:20,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/472089481/52b28740533f4ad5961617256e7cc12b/FLAG65a2c27b3 [2021-11-23 15:55:20,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/data/472089481/52b28740533f4ad5961617256e7cc12b [2021-11-23 15:55:20,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:20,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:20,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:20,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:20,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:20,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425bf71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20, skipping insertion in model container [2021-11-23 15:55:20,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:20,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:23,637 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_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i[343246,343259] [2021-11-23 15:55:23,702 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:55:23,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:23,774 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:23,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:24,535 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_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i[343246,343259] [2021-11-23 15:55:24,547 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:55:24,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:24,585 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:25,138 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_528f0091-8246-4030-b9a6-fab76cc6db06/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--st.ko-entry_point.cil.out.i[343246,343259] [2021-11-23 15:55:25,146 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:55:25,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:25,373 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:25,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25 WrapperNode [2021-11-23 15:55:25,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:25,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:25,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:25,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:25,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,802 INFO L137 Inliner]: procedures = 282, calls = 4390, calls flagged for inlining = 131, calls inlined = 124, statements flattened = 9221 [2021-11-23 15:55:25,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:25,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:25,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:25,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:25,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:26,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:26,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:26,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:26,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:26,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:26,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:26,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2021-11-23 15:55:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2021-11-23 15:55:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:55:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:55:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:55:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:55:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-23 15:55:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-23 15:55:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:55:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-11-23 15:55:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-11-23 15:55:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:55:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:55:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-11-23 15:55:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-11-23 15:55:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:55:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:55:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 15:55:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 15:55:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:55:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:55:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-11-23 15:55:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-11-23 15:55:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:55:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:55:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 15:55:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 15:55:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:55:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:55:26,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:26,463 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-11-23 15:55:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-11-23 15:55:26,463 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-11-23 15:55:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-11-23 15:55:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-11-23 15:55:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-11-23 15:55:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-11-23 15:55:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-11-23 15:55:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2021-11-23 15:55:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2021-11-23 15:55:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-11-23 15:55:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-11-23 15:55:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 15:55:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 15:55:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-23 15:55:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-23 15:55:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:55:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-11-23 15:55:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-11-23 15:55:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:55:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:55:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:55:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:55:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:55:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_inc [2021-11-23 15:55:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_inc [2021-11-23 15:55:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 15:55:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 15:55:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:55:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:55:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-11-23 15:55:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-11-23 15:55:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-11-23 15:55:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-11-23 15:55:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:55:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:55:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:55:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:55:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-11-23 15:55:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-11-23 15:55:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:55:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-11-23 15:55:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-11-23 15:55:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-11-23 15:55:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-11-23 15:55:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:55:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:55:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:55:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:55:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-11-23 15:55:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-11-23 15:55:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:55:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:55:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-11-23 15:55:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-11-23 15:55:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-11-23 15:55:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-11-23 15:55:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:55:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:55:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-11-23 15:55:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-11-23 15:55:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-11-23 15:55:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-11-23 15:55:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure st_log_options [2021-11-23 15:55:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure st_log_options [2021-11-23 15:55:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-11-23 15:55:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-11-23 15:55:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-11-23 15:55:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-11-23 15:55:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-11-23 15:55:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-11-23 15:55:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-11-23 15:55:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-11-23 15:55:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-11-23 15:55:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-11-23 15:55:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 15:55:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 15:55:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:55:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:55:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-11-23 15:55:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-11-23 15:55:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-11-23 15:55:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-11-23 15:55:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:55:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:55:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:55:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:55:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:55:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:55:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:55:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:55:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:55:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:55:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:55:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:55:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:55:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:55:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:55:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:55:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure deb_space_print [2021-11-23 15:55:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure deb_space_print [2021-11-23 15:55:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-11-23 15:55:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-11-23 15:55:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 15:55:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 15:55:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:55:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:55:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:55:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-11-23 15:55:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-11-23 15:55:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-11-23 15:55:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-11-23 15:55:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:55:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:55:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 15:55:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 15:55:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-11-23 15:55:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-11-23 15:55:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2021-11-23 15:55:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2021-11-23 15:55:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:55:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:55:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-11-23 15:55:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-11-23 15:55:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:55:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:55:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:55:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:55:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2021-11-23 15:55:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2021-11-23 15:55:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:55:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:55:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:55:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-11-23 15:55:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-11-23 15:55:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-11-23 15:55:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-11-23 15:55:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:55:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:55:27,747 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:27,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:27,865 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:27,869 INFO L158 Benchmark]: Toolchain (without parser) took 7322.12ms. Allocated memory was 77.6MB in the beginning and 302.0MB in the end (delta: 224.4MB). Free memory was 48.0MB in the beginning and 129.0MB in the end (delta: -80.9MB). Peak memory consumption was 155.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:27,870 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:27,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4830.60ms. Allocated memory was 77.6MB in the beginning and 302.0MB in the end (delta: 224.4MB). Free memory was 47.9MB in the beginning and 198.3MB in the end (delta: -150.5MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:27,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 423.07ms. Allocated memory is still 302.0MB. Free memory was 198.3MB in the beginning and 152.2MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:27,872 INFO L158 Benchmark]: Boogie Preprocessor took 566.32ms. Allocated memory is still 302.0MB. Free memory was 152.2MB in the beginning and 158.7MB in the end (delta: -6.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:27,872 INFO L158 Benchmark]: RCFGBuilder took 1496.66ms. Allocated memory is still 302.0MB. Free memory was 158.7MB in the beginning and 129.0MB in the end (delta: 29.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:27,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4830.60ms. Allocated memory was 77.6MB in the beginning and 302.0MB in the end (delta: 224.4MB). Free memory was 47.9MB in the beginning and 198.3MB in the end (delta: -150.5MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 423.07ms. Allocated memory is still 302.0MB. Free memory was 198.3MB in the beginning and 152.2MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 566.32ms. Allocated memory is still 302.0MB. Free memory was 152.2MB in the beginning and 158.7MB in the end (delta: -6.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1496.66ms. Allocated memory is still 302.0MB. Free memory was 158.7MB in the beginning and 129.0MB in the end (delta: 29.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:27,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528f0091-8246-4030-b9a6-fab76cc6db06/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