./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:45:00,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:00,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:00,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:00,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:00,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:00,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:00,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:00,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:00,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:00,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:00,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:00,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:00,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:00,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:00,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:00,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:00,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:00,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:01,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:01,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:01,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:01,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:01,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:01,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:01,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:01,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:01,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:01,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:01,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:01,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:01,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:01,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:01,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:01,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:01,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:01,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:01,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:01,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:01,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:01,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:01,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:45:01,053 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:01,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:01,054 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:01,054 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:01,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:01,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:01,056 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:01,056 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:01,057 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:01,057 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:45:01,057 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:01,058 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:01,058 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:45:01,059 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:45:01,059 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:01,059 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:45:01,060 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:45:01,060 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:45:01,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:01,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:45:01,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:01,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:01,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:01,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:01,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:01,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:01,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:01,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:01,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:01,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:01,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:01,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:01,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:01,067 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:45:01,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:45:01,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:01,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:01,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:01,068 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2021-11-23 16:45:01,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:01,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:01,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:01,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:01,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:01,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-23 16:45:01,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/b2450e5e9/d9dff6dfff8943c3aa1ba585280c8943/FLAG0aa5484d7 [2021-11-23 16:45:02,454 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:02,455 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-23 16:45:02,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/b2450e5e9/d9dff6dfff8943c3aa1ba585280c8943/FLAG0aa5484d7 [2021-11-23 16:45:02,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/b2450e5e9/d9dff6dfff8943c3aa1ba585280c8943 [2021-11-23 16:45:02,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:02,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:02,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:02,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:02,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:02,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:02" (1/1) ... [2021-11-23 16:45:02,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a70660c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:02, skipping insertion in model container [2021-11-23 16:45:02,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:02" (1/1) ... [2021-11-23 16:45:02,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:03,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:05,420 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-23 16:45:05,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:05,576 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:06,133 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-23 16:45:06,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:06,310 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:06,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06 WrapperNode [2021-11-23 16:45:06,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:06,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:06,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:06,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:06,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:06,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:06,873 INFO L137 Inliner]: procedures = 273, calls = 4073, calls flagged for inlining = 105, calls inlined = 96, statements flattened = 8857 [2021-11-23 16:45:06,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:06,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:06,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:06,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:06,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:06,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:06,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:06,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:07,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:07,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:07,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:07,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:07,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:07,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:07,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:07,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:06" (1/1) ... [2021-11-23 16:45:07,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:07,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:07,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:07,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 16:45:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 16:45:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-11-23 16:45:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-11-23 16:45:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 16:45:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 16:45:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 16:45:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 16:45:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 16:45:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-11-23 16:45:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-11-23 16:45:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 16:45:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 16:45:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 16:45:07,459 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 16:45:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:45:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:45:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-23 16:45:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-23 16:45:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-11-23 16:45:07,460 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-11-23 16:45:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:45:07,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:45:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-11-23 16:45:07,461 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-11-23 16:45:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-11-23 16:45:07,461 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-11-23 16:45:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-23 16:45:07,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-23 16:45:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-23 16:45:07,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-23 16:45:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:45:07,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:45:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:07,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 16:45:07,463 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 16:45:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-11-23 16:45:07,463 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-11-23 16:45:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 16:45:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 16:45:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 16:45:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 16:45:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-23 16:45:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-23 16:45:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:45:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:45:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-11-23 16:45:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-11-23 16:45:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-11-23 16:45:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-11-23 16:45:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 16:45:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 16:45:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2021-11-23 16:45:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2021-11-23 16:45:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-11-23 16:45:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-11-23 16:45:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2021-11-23 16:45:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2021-11-23 16:45:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-11-23 16:45:07,467 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-11-23 16:45:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-11-23 16:45:07,467 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-11-23 16:45:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-23 16:45:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-23 16:45:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 16:45:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-11-23 16:45:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-11-23 16:45:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 16:45:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 16:45:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 16:45:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 16:45:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-11-23 16:45:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-11-23 16:45:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-11-23 16:45:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-11-23 16:45:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 16:45:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 16:45:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-11-23 16:45:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-11-23 16:45:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 16:45:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 16:45:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 16:45:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 16:45:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-11-23 16:45:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-11-23 16:45:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:45:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:45:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:45:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:45:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 16:45:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 16:45:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-11-23 16:45:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-11-23 16:45:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 16:45:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 16:45:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-11-23 16:45:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-11-23 16:45:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-11-23 16:45:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-11-23 16:45:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 16:45:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 16:45:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:45:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:45:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:45:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-11-23 16:45:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-11-23 16:45:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-23 16:45:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-23 16:45:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:45:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-11-23 16:45:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-11-23 16:45:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:45:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-11-23 16:45:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-11-23 16:45:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-11-23 16:45:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-11-23 16:45:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:45:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:45:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-11-23 16:45:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-11-23 16:45:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-11-23 16:45:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-11-23 16:45:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 16:45:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 16:45:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-11-23 16:45:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-11-23 16:45:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:45:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:45:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-11-23 16:45:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-11-23 16:45:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 16:45:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 16:45:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:45:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:45:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:45:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-11-23 16:45:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-11-23 16:45:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-11-23 16:45:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-11-23 16:45:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-11-23 16:45:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-11-23 16:45:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:45:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:45:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-11-23 16:45:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-11-23 16:45:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:45:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-23 16:45:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-23 16:45:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-23 16:45:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-23 16:45:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 16:45:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 16:45:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-11-23 16:45:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-11-23 16:45:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-11-23 16:45:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-11-23 16:45:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 16:45:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 16:45:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:45:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:45:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-11-23 16:45:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-11-23 16:45:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-11-23 16:45:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-11-23 16:45:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-11-23 16:45:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-11-23 16:45:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 16:45:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 16:45:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 16:45:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 16:45:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 16:45:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 16:45:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-11-23 16:45:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-11-23 16:45:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-11-23 16:45:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-11-23 16:45:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-11-23 16:45:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-11-23 16:45:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 16:45:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 16:45:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-11-23 16:45:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-11-23 16:45:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 16:45:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 16:45:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-11-23 16:45:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-11-23 16:45:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:45:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-11-23 16:45:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-11-23 16:45:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-11-23 16:45:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-11-23 16:45:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 16:45:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 16:45:08,529 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:08,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:08,581 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:08,586 INFO L158 Benchmark]: Toolchain (without parser) took 5735.43ms. Allocated memory was 94.4MB in the beginning and 249.6MB in the end (delta: 155.2MB). Free memory was 65.6MB in the beginning and 90.5MB in the end (delta: -24.9MB). Peak memory consumption was 141.3MB. Max. memory is 16.1GB. [2021-11-23 16:45:08,586 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:08,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3459.26ms. Allocated memory was 94.4MB in the beginning and 249.6MB in the end (delta: 155.2MB). Free memory was 65.3MB in the beginning and 158.0MB in the end (delta: -92.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:08,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 561.58ms. Allocated memory is still 249.6MB. Free memory was 158.0MB in the beginning and 153.8MB in the end (delta: 4.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-23 16:45:08,590 INFO L158 Benchmark]: Boogie Preprocessor took 416.63ms. Allocated memory is still 249.6MB. Free memory was 153.8MB in the beginning and 97.2MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:08,590 INFO L158 Benchmark]: RCFGBuilder took 1291.53ms. Allocated memory is still 249.6MB. Free memory was 96.2MB in the beginning and 90.5MB in the end (delta: 5.7MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-23 16:45:08,601 INFO L339 ainManager$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 94.4MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3459.26ms. Allocated memory was 94.4MB in the beginning and 249.6MB in the end (delta: 155.2MB). Free memory was 65.3MB in the beginning and 158.0MB in the end (delta: -92.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 561.58ms. Allocated memory is still 249.6MB. Free memory was 158.0MB in the beginning and 153.8MB in the end (delta: 4.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 416.63ms. Allocated memory is still 249.6MB. Free memory was 153.8MB in the beginning and 97.2MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1291.53ms. Allocated memory is still 249.6MB. Free memory was 96.2MB in the beginning and 90.5MB in the end (delta: 5.7MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:08,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:45:11,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:11,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:11,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:11,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:11,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:11,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:11,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:11,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:11,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:11,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:11,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:11,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:11,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:11,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:11,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:11,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:11,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:11,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:11,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:11,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:11,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:11,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:11,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:11,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:11,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:11,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:11,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:11,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:11,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:11,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:11,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:11,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:11,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:11,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:11,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:11,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:11,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:11,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:11,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:11,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:11,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:45:11,224 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:11,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:11,225 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:11,225 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:11,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:11,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:11,226 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:11,227 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:11,227 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:11,227 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:11,227 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:11,227 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:11,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:11,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:45:11,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:45:11,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:11,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:11,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:11,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:11,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:45:11,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:11,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:11,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:11,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:11,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:11,235 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:45:11,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:45:11,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:11,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:11,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:11,236 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2021-11-23 16:45:11,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:11,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:11,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:11,617 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:11,618 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:11,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-23 16:45:11,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/34d48b5fa/ce61fcba3251431bbf66904d5cf1611a/FLAGd50b54e04 [2021-11-23 16:45:12,723 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:12,724 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-23 16:45:12,773 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/34d48b5fa/ce61fcba3251431bbf66904d5cf1611a/FLAGd50b54e04 [2021-11-23 16:45:13,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/data/34d48b5fa/ce61fcba3251431bbf66904d5cf1611a [2021-11-23 16:45:13,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:13,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:13,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:13,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:13,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:13,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:13" (1/1) ... [2021-11-23 16:45:13,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a67e156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:13, skipping insertion in model container [2021-11-23 16:45:13,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:13" (1/1) ... [2021-11-23 16:45:13,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:13,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:15,801 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-23 16:45:15,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:15,949 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:45:16,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:16,662 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-23 16:45:16,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:16,703 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:17,249 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_24e35ed7-f513-45d2-8e25-c7c44f56caf6/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-23 16:45:17,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:17,387 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:17,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17 WrapperNode [2021-11-23 16:45:17,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:17,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:17,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:17,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:17,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:17,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:17,854 INFO L137 Inliner]: procedures = 288, calls = 4073, calls flagged for inlining = 105, calls inlined = 96, statements flattened = 8675 [2021-11-23 16:45:17,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:17,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:17,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:17,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:17,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:17,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:17,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:17,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:18,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:18,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:18,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:18,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:18,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:18,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:18,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:18,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:17" (1/1) ... [2021-11-23 16:45:18,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:18,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:18,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:18,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 16:45:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 16:45:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-11-23 16:45:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-11-23 16:45:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 16:45:18,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 16:45:18,420 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-11-23 16:45:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 16:45:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-23 16:45:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:45:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:45:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-23 16:45:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-23 16:45:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-11-23 16:45:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-11-23 16:45:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:45:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:45:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-11-23 16:45:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-11-23 16:45:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-11-23 16:45:18,424 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-11-23 16:45:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-23 16:45:18,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-23 16:45:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-23 16:45:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-23 16:45:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:45:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:45:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 16:45:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 16:45:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-11-23 16:45:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-11-23 16:45:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-23 16:45:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-23 16:45:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 16:45:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 16:45:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-23 16:45:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-23 16:45:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:45:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:45:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-11-23 16:45:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-11-23 16:45:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-11-23 16:45:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-11-23 16:45:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 16:45:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 16:45:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2021-11-23 16:45:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2021-11-23 16:45:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-11-23 16:45:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-11-23 16:45:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2021-11-23 16:45:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2021-11-23 16:45:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-11-23 16:45:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-11-23 16:45:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-11-23 16:45:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-11-23 16:45:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-23 16:45:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-23 16:45:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 16:45:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-11-23 16:45:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-11-23 16:45:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 16:45:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 16:45:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-23 16:45:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-23 16:45:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-11-23 16:45:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-11-23 16:45:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-11-23 16:45:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-11-23 16:45:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 16:45:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 16:45:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-11-23 16:45:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-11-23 16:45:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 16:45:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 16:45:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 16:45:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 16:45:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:45:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-11-23 16:45:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:45:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:45:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 16:45:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:45:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:45:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 16:45:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:45:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:45:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 16:45:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 16:45:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-11-23 16:45:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-11-23 16:45:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 16:45:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 16:45:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-11-23 16:45:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-11-23 16:45:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-11-23 16:45:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-11-23 16:45:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 16:45:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 16:45:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:45:18,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:45:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-11-23 16:45:18,455 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-11-23 16:45:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-23 16:45:18,456 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-23 16:45:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-11-23 16:45:18,456 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-11-23 16:45:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-11-23 16:45:18,456 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-11-23 16:45:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-11-23 16:45:18,456 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-11-23 16:45:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:45:18,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:45:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-11-23 16:45:18,487 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-11-23 16:45:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-11-23 16:45:18,488 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-11-23 16:45:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-23 16:45:18,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-23 16:45:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-11-23 16:45:18,488 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-11-23 16:45:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:45:18,489 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:45:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-11-23 16:45:18,489 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-11-23 16:45:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 16:45:18,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 16:45:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:45:18,489 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:45:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:45:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:45:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:45:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-11-23 16:45:18,490 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-11-23 16:45:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:45:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-11-23 16:45:18,490 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-11-23 16:45:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-11-23 16:45:18,491 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-11-23 16:45:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:45:18,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:45:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-11-23 16:45:18,491 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-11-23 16:45:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:45:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-23 16:45:18,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-23 16:45:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-23 16:45:18,492 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-23 16:45:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 16:45:18,492 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 16:45:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-11-23 16:45:18,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-11-23 16:45:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-11-23 16:45:18,493 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-11-23 16:45:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-23 16:45:18,493 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-23 16:45:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-11-23 16:45:18,494 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:45:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-11-23 16:45:18,494 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-11-23 16:45:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-11-23 16:45:18,495 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-11-23 16:45:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 16:45:18,495 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 16:45:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 16:45:18,495 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 16:45:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-23 16:45:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-23 16:45:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-11-23 16:45:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-11-23 16:45:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-11-23 16:45:18,517 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-11-23 16:45:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-11-23 16:45:18,517 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-11-23 16:45:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 16:45:18,517 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 16:45:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-11-23 16:45:18,517 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-11-23 16:45:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 16:45:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 16:45:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-11-23 16:45:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-11-23 16:45:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:45:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-11-23 16:45:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-11-23 16:45:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-11-23 16:45:18,519 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-11-23 16:45:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:18,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 16:45:18,519 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 16:45:19,611 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:19,617 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:19,690 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:19,698 INFO L158 Benchmark]: Toolchain (without parser) took 6587.95ms. Allocated memory was 52.4MB in the beginning and 333.4MB in the end (delta: 281.0MB). Free memory was 25.0MB in the beginning and 149.6MB in the end (delta: -124.6MB). Peak memory consumption was 205.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:19,700 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:19,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4274.36ms. Allocated memory was 52.4MB in the beginning and 333.4MB in the end (delta: 281.0MB). Free memory was 24.8MB in the beginning and 167.5MB in the end (delta: -142.7MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. [2021-11-23 16:45:19,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 465.82ms. Allocated memory is still 333.4MB. Free memory was 167.5MB in the beginning and 198.7MB in the end (delta: -31.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-11-23 16:45:19,703 INFO L158 Benchmark]: Boogie Preprocessor took 376.32ms. Allocated memory is still 333.4MB. Free memory was 198.7MB in the beginning and 138.9MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-23 16:45:19,705 INFO L158 Benchmark]: RCFGBuilder took 1461.83ms. Allocated memory is still 333.4MB. Free memory was 138.9MB in the beginning and 149.6MB in the end (delta: -10.7MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:19,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4274.36ms. Allocated memory was 52.4MB in the beginning and 333.4MB in the end (delta: 281.0MB). Free memory was 24.8MB in the beginning and 167.5MB in the end (delta: -142.7MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 465.82ms. Allocated memory is still 333.4MB. Free memory was 167.5MB in the beginning and 198.7MB in the end (delta: -31.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 376.32ms. Allocated memory is still 333.4MB. Free memory was 198.7MB in the beginning and 138.9MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1461.83ms. Allocated memory is still 333.4MB. Free memory was 138.9MB in the beginning and 149.6MB in the end (delta: -10.7MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:19,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e35ed7-f513-45d2-8e25-c7c44f56caf6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable