./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-08_1a-drivers--scsi--osst.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_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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_31d39cec-d127-4c8d-abd0-575024fad3b6/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 bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:04,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:04,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:04,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:04,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:04,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:04,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:04,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:04,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:04,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:04,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:04,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:04,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:04,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:04,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:04,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:04,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:04,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:04,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:04,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:04,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:04,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:04,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:04,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:04,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:04,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:04,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:04,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:04,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:04,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:04,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:04,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:04,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:04,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:04,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:04,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:04,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:04,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:04,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:04,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:04,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:04,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:42:04,435 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:04,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:04,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:04,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:04,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:04,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:04,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:04,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:04,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:04,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:04,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:04,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:04,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:04,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:04,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:04,442 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:04,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:04,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:04,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:04,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:04,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:04,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:04,445 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:04,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:04,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:04,446 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_31d39cec-d127-4c8d-abd0-575024fad3b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 [2021-11-23 15:42:04,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:04,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:04,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:04,766 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:04,767 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:04,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-11-23 15:42:04,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/189212ccb/78c032927f4e4d6fbee446b0477991ef/FLAG2fbd4d0d6 [2021-11-23 15:42:05,823 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:05,824 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-11-23 15:42:05,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/189212ccb/78c032927f4e4d6fbee446b0477991ef/FLAG2fbd4d0d6 [2021-11-23 15:42:06,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/189212ccb/78c032927f4e4d6fbee446b0477991ef [2021-11-23 15:42:06,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:06,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:06,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:06,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:06,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:06,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:06" (1/1) ... [2021-11-23 15:42:06,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5944db9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:06, skipping insertion in model container [2021-11-23 15:42:06,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:06" (1/1) ... [2021-11-23 15:42:06,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:06,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:09,030 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_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-11-23 15:42:09,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:09,117 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:09,639 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_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-11-23 15:42:09,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:09,804 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:09,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09 WrapperNode [2021-11-23 15:42:09,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:09,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:09,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:09,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:09,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:09,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,318 INFO L137 Inliner]: procedures = 247, calls = 4073, calls flagged for inlining = 104, calls inlined = 99, statements flattened = 9462 [2021-11-23 15:42:10,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:10,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:10,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:10,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:10,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:10,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:10,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:10,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:10,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:09" (1/1) ... [2021-11-23 15:42:10,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:11,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:11,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:11,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:42:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-11-23 15:42:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-11-23 15:42:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 15:42:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 15:42:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 15:42:11,128 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 15:42:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:42:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:42:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:42:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:42:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:42:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:42:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-11-23 15:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-11-23 15:42:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:42:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 15:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 15:42:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:42:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-23 15:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-23 15:42:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-11-23 15:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-11-23 15:42:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:42:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-11-23 15:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-11-23 15:42:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-11-23 15:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-11-23 15:42:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:42:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:42:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:42:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:42:11,135 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:42:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-11-23 15:42:11,135 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-11-23 15:42:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 15:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 15:42:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-23 15:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-23 15:42:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:42:11,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:42:11,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:42:11,137 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-11-23 15:42:11,137 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-11-23 15:42:11,138 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-11-23 15:42:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-11-23 15:42:11,138 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-11-23 15:42:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-11-23 15:42:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-11-23 15:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-11-23 15:42:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-11-23 15:42:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-11-23 15:42:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:42:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-11-23 15:42:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-11-23 15:42:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:42:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:42:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 15:42:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 15:42:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-11-23 15:42:11,143 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-11-23 15:42:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-11-23 15:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-11-23 15:42:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:42:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:42:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-11-23 15:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-11-23 15:42:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 15:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 15:42:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-11-23 15:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-11-23 15:42:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:42:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:42:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:42:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:42:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-11-23 15:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-11-23 15:42:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:42:11,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-11-23 15:42:11,149 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-11-23 15:42:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:42:11,149 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:42:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-11-23 15:42:11,150 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-11-23 15:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-11-23 15:42:11,151 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-11-23 15:42:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:42:11,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:42:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-23 15:42:11,152 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-23 15:42:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:42:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:42:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-11-23 15:42:11,153 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-11-23 15:42:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-11-23 15:42:11,153 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-11-23 15:42:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:42:11,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-11-23 15:42:11,154 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-11-23 15:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-11-23 15:42:11,154 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-11-23 15:42:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 15:42:11,155 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 15:42:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-11-23 15:42:11,156 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-11-23 15:42:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:42:11,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:42:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-11-23 15:42:11,159 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-11-23 15:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 15:42:11,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 15:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:42:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:42:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-11-23 15:42:11,168 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-11-23 15:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-11-23 15:42:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-11-23 15:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-11-23 15:42:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-11-23 15:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:42:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:42:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-11-23 15:42:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-11-23 15:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-23 15:42:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-23 15:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:42:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-23 15:42:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-23 15:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:42:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-11-23 15:42:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-11-23 15:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-11-23 15:42:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-11-23 15:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-11-23 15:42:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-11-23 15:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 15:42:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 15:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-11-23 15:42:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-11-23 15:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-11-23 15:42:11,174 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-11-23 15:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-11-23 15:42:11,174 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-11-23 15:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-11-23 15:42:11,174 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-11-23 15:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:42:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:42:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 15:42:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 15:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-11-23 15:42:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-11-23 15:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-11-23 15:42:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-11-23 15:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-11-23 15:42:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-11-23 15:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:42:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-11-23 15:42:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-11-23 15:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:42:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-11-23 15:42:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-11-23 15:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_6 [2021-11-23 15:42:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_6 [2021-11-23 15:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-11-23 15:42:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-11-23 15:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-11-23 15:42:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-11-23 15:42:11,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:11,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:11,179 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:42:11,179 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:42:12,224 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:12,230 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:12,412 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:12,417 INFO L158 Benchmark]: Toolchain (without parser) took 6218.17ms. Allocated memory was 96.5MB in the beginning and 377.5MB in the end (delta: 281.0MB). Free memory was 64.6MB in the beginning and 255.5MB in the end (delta: -191.0MB). Peak memory consumption was 180.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,418 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:12,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3605.38ms. Allocated memory was 96.5MB in the beginning and 188.7MB in the end (delta: 92.3MB). Free memory was 64.2MB in the beginning and 86.8MB in the end (delta: -22.6MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 513.58ms. Allocated memory is still 188.7MB. Free memory was 86.8MB in the beginning and 76.0MB in the end (delta: 10.8MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,420 INFO L158 Benchmark]: Boogie Preprocessor took 664.63ms. Allocated memory was 188.7MB in the beginning and 377.5MB in the end (delta: 188.7MB). Free memory was 76.0MB in the beginning and 243.1MB in the end (delta: -167.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,421 INFO L158 Benchmark]: RCFGBuilder took 1427.93ms. Allocated memory is still 377.5MB. Free memory was 243.1MB in the beginning and 255.5MB in the end (delta: -12.5MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3605.38ms. Allocated memory was 96.5MB in the beginning and 188.7MB in the end (delta: 92.3MB). Free memory was 64.2MB in the beginning and 86.8MB in the end (delta: -22.6MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 513.58ms. Allocated memory is still 188.7MB. Free memory was 86.8MB in the beginning and 76.0MB in the end (delta: 10.8MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 664.63ms. Allocated memory was 188.7MB in the beginning and 377.5MB in the end (delta: 188.7MB). Free memory was 76.0MB in the beginning and 243.1MB in the end (delta: -167.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1427.93ms. Allocated memory is still 377.5MB. Free memory was 243.1MB in the beginning and 255.5MB in the end (delta: -12.5MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:12,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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_31d39cec-d127-4c8d-abd0-575024fad3b6/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 bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:14,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:14,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:14,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:14,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:14,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:14,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:14,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:14,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:15,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:15,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:15,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:15,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:15,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:15,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:15,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:15,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:15,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:15,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:15,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:15,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:15,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:15,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:15,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:15,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:15,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:15,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:15,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:15,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:15,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:15,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:15,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:15,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:15,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:15,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:15,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:15,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:15,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:15,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:15,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:15,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:15,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:42:15,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:15,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:15,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:15,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:15,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:15,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:15,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:15,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:15,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:15,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:15,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:15,073 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:15,073 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:15,073 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:15,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:15,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:15,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:15,074 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:15,074 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:15,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:15,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:15,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:15,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:15,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:15,075 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:15,076 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:15,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:15,076 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:15,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:15,076 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_31d39cec-d127-4c8d-abd0-575024fad3b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 [2021-11-23 15:42:15,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:15,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:15,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:15,466 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:15,467 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:15,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-11-23 15:42:15,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/bc9e2dff7/5f6920dac5ba46d09d582267a82c2111/FLAGa1eea69e9 [2021-11-23 15:42:16,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:16,490 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-11-23 15:42:16,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/bc9e2dff7/5f6920dac5ba46d09d582267a82c2111/FLAGa1eea69e9 [2021-11-23 15:42:16,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/data/bc9e2dff7/5f6920dac5ba46d09d582267a82c2111 [2021-11-23 15:42:16,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:16,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:16,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:16,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:16,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:16,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:16,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635836ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16, skipping insertion in model container [2021-11-23 15:42:16,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:16,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:17,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:19,740 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_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-11-23 15:42:19,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:19,861 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:42:19,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:20,529 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_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-11-23 15:42:20,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:20,570 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:21,126 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_31d39cec-d127-4c8d-abd0-575024fad3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-11-23 15:42:21,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:21,274 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:21,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21 WrapperNode [2021-11-23 15:42:21,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:21,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:21,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:21,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:21,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,828 INFO L137 Inliner]: procedures = 262, calls = 4073, calls flagged for inlining = 104, calls inlined = 99, statements flattened = 9268 [2021-11-23 15:42:21,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:21,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:21,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:21,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:21,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:22,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:22,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:22,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:22,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:22,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:22,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:22,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:42:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:42:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-11-23 15:42:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-11-23 15:42:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:42:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 15:42:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 15:42:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 15:42:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 15:42:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:42:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:42:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:42:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:42:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:42:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:42:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:42:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:42:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:42:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:42:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-11-23 15:42:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-11-23 15:42:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:42:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:42:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 15:42:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 15:42:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:42:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:42:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-23 15:42:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-23 15:42:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-11-23 15:42:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-11-23 15:42:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:42:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:42:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-11-23 15:42:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-11-23 15:42:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-11-23 15:42:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-11-23 15:42:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 15:42:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 15:42:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:42:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:42:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:42:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:42:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:42:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:42:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-11-23 15:42:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-11-23 15:42:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 15:42:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 15:42:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-23 15:42:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-23 15:42:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:42:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:42:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:42:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:42:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-11-23 15:42:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-11-23 15:42:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-11-23 15:42:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-11-23 15:42:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-11-23 15:42:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-11-23 15:42:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-11-23 15:42:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-11-23 15:42:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-11-23 15:42:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-11-23 15:42:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:42:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-11-23 15:42:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-11-23 15:42:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:42:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:42:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 15:42:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 15:42:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-11-23 15:42:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-11-23 15:42:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-11-23 15:42:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-11-23 15:42:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:42:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:42:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:42:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:42:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-11-23 15:42:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-11-23 15:42:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 15:42:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 15:42:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:42:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:42:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:42:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:42:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-11-23 15:42:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-11-23 15:42:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:42:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:42:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:42:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:42:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:42:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:42:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:42:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:42:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:42:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:42:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-11-23 15:42:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-11-23 15:42:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:42:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:42:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-11-23 15:42:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-11-23 15:42:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:42:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:42:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-11-23 15:42:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-11-23 15:42:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-11-23 15:42:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-11-23 15:42:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:42:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:42:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-23 15:42:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-23 15:42:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-11-23 15:42:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-11-23 15:42:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-11-23 15:42:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-11-23 15:42:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:42:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:42:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-11-23 15:42:22,737 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-11-23 15:42:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-11-23 15:42:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-11-23 15:42:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 15:42:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 15:42:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-11-23 15:42:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-11-23 15:42:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:42:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:42:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-11-23 15:42:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-11-23 15:42:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 15:42:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 15:42:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:42:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:42:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:42:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:42:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:42:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-11-23 15:42:22,740 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-11-23 15:42:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:42:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-11-23 15:42:22,740 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-11-23 15:42:22,741 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-11-23 15:42:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-11-23 15:42:22,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:42:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:42:22,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:42:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:42:22,741 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-11-23 15:42:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-11-23 15:42:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-23 15:42:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-23 15:42:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:42:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:42:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-23 15:42:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-23 15:42:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:42:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:42:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-11-23 15:42:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-11-23 15:42:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-11-23 15:42:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-11-23 15:42:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-11-23 15:42:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-11-23 15:42:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 15:42:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 15:42:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-11-23 15:42:22,745 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:42:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-11-23 15:42:22,745 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-11-23 15:42:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-11-23 15:42:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-11-23 15:42:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-11-23 15:42:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-11-23 15:42:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:42:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:42:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:42:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:42:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 15:42:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 15:42:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-11-23 15:42:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-11-23 15:42:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-11-23 15:42:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-11-23 15:42:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-11-23 15:42:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-11-23 15:42:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:42:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:42:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-11-23 15:42:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-11-23 15:42:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:42:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:42:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-11-23 15:42:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-11-23 15:42:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_6 [2021-11-23 15:42:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_6 [2021-11-23 15:42:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:42:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-11-23 15:42:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-11-23 15:42:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-11-23 15:42:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-11-23 15:42:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:42:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:42:23,887 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:23,893 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:23,963 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:23,974 INFO L158 Benchmark]: Toolchain (without parser) took 7075.38ms. Allocated memory was 65.0MB in the beginning and 373.3MB in the end (delta: 308.3MB). Free memory was 43.1MB in the beginning and 191.2MB in the end (delta: -148.0MB). Peak memory consumption was 159.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:23,974 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:23,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4380.90ms. Allocated memory was 65.0MB in the beginning and 205.5MB in the end (delta: 140.5MB). Free memory was 43.0MB in the beginning and 87.9MB in the end (delta: -45.0MB). Peak memory consumption was 129.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:23,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 561.35ms. Allocated memory was 205.5MB in the beginning and 373.3MB in the end (delta: 167.8MB). Free memory was 87.9MB in the beginning and 243.9MB in the end (delta: -155.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:23,978 INFO L158 Benchmark]: Boogie Preprocessor took 777.82ms. Allocated memory is still 373.3MB. Free memory was 243.9MB in the beginning and 251.5MB in the end (delta: -7.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:23,982 INFO L158 Benchmark]: RCFGBuilder took 1350.56ms. Allocated memory is still 373.3MB. Free memory was 251.5MB in the beginning and 191.2MB in the end (delta: 60.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:23,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4380.90ms. Allocated memory was 65.0MB in the beginning and 205.5MB in the end (delta: 140.5MB). Free memory was 43.0MB in the beginning and 87.9MB in the end (delta: -45.0MB). Peak memory consumption was 129.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 561.35ms. Allocated memory was 205.5MB in the beginning and 373.3MB in the end (delta: 167.8MB). Free memory was 87.9MB in the beginning and 243.9MB in the end (delta: -155.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 777.82ms. Allocated memory is still 373.3MB. Free memory was 243.9MB in the beginning and 251.5MB in the end (delta: -7.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1350.56ms. Allocated memory is still 373.3MB. Free memory was 251.5MB in the beginning and 191.2MB in the end (delta: 60.3MB). Peak memory consumption was 60.8MB. 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 15:42:24,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d39cec-d127-4c8d-abd0-575024fad3b6/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