./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8 --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 0.2.1-dev-47ea020 [2021-11-07 01:23:05,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:23:05,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:23:05,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:23:05,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:23:05,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:23:05,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:23:05,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:23:05,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:23:05,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:23:05,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:23:05,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:23:05,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:23:05,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:23:05,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:23:05,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:23:05,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:23:05,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:23:05,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:23:05,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:23:05,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:23:05,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:23:05,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:23:05,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:23:05,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:23:05,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:23:05,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:23:05,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:23:05,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:23:05,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:23:05,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:23:05,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:23:05,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:23:05,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:23:05,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:23:05,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:23:05,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:23:05,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:23:05,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:23:05,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:23:05,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:23:05,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:23:05,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:23:05,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:23:05,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:23:05,617 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:23:05,617 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:23:05,617 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:23:05,617 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:23:05,618 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:23:05,620 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:23:05,620 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:23:05,621 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:23:05,621 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:23:05,621 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:23:05,622 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:23:05,622 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:23:05,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:23:05,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:23:05,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:23:05,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:23:05,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:23:05,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:23:05,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:23:05,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:23:05,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:23:05,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:23:05,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:23:05,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:23:05,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:23:05,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:23:05,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:23:05,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:23:05,634 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:23:05,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:23:05,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:23:05,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:23:05,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:23:05,635 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2021-11-07 01:23:05,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:23:05,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:23:05,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:23:05,940 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:23:05,940 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:23:05,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-07 01:23:06,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/4d3b864e2/473e28a96eaf4307aa5f798535d48c58/FLAG8a250ff10 [2021-11-07 01:23:06,959 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:23:06,960 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-07 01:23:07,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/4d3b864e2/473e28a96eaf4307aa5f798535d48c58/FLAG8a250ff10 [2021-11-07 01:23:07,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/4d3b864e2/473e28a96eaf4307aa5f798535d48c58 [2021-11-07 01:23:07,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:23:07,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:23:07,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:23:07,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:23:07,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:23:07,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:23:07" (1/1) ... [2021-11-07 01:23:07,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490a9c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:07, skipping insertion in model container [2021-11-07 01:23:07,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:23:07" (1/1) ... [2021-11-07 01:23:07,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:23:07,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:23:08,655 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,131 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,142 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,162 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,163 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,525 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,551 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,565 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,612 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,612 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,617 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,618 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,620 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,620 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,692 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,728 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,795 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,865 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,885 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,891 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,912 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,917 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,982 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,989 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:09,999 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,007 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,013 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,020 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,042 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,044 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,050 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,063 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:23:10,127 WARN L228 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/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] [2021-11-07 01:23:10,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:23:10,303 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:23:10,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5902dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:10, skipping insertion in model container [2021-11-07 01:23:10,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:23:10,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:23:10,308 INFO L168 Benchmark]: Toolchain (without parser) took 2913.64 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 70.7 MB in the end (delta: 41.5 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:23:10,310 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:23:10,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2909.31 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 70.7 MB in the end (delta: 41.5 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:23:10,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2909.31 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 70.7 MB in the end (delta: 41.5 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4314]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8 --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 0.2.1-dev-47ea020 [2021-11-07 01:23:12,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:23:12,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:23:12,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:23:12,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:23:12,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:23:12,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:23:12,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:23:12,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:23:12,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:23:12,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:23:12,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:23:12,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:23:12,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:23:12,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:23:12,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:23:12,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:23:12,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:23:12,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:23:12,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:23:12,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:23:12,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:23:12,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:23:12,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:23:12,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:23:12,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:23:12,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:23:12,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:23:12,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:23:12,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:23:12,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:23:12,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:23:12,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:23:12,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:23:12,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:23:12,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:23:12,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:23:12,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:23:12,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:23:12,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:23:12,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:23:12,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:23:12,897 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:23:12,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:23:12,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:23:12,900 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:23:12,900 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:23:12,900 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:23:12,900 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:23:12,900 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:23:12,901 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:23:12,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:23:12,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:23:12,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:23:12,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:23:12,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:23:12,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:23:12,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:23:12,905 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:23:12,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:23:12,905 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:23:12,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:23:12,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:23:12,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:23:12,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:23:12,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:23:12,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:23:12,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:23:12,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:23:12,907 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:23:12,908 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:23:12,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:23:12,908 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:23:12,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:23:12,909 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2021-11-07 01:23:13,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:23:13,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:23:13,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:23:13,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:23:13,329 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:23:13,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-07 01:23:13,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/6391fb18a/8cc2571666f448fd957471d878642320/FLAG6404646a8 [2021-11-07 01:23:14,468 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:23:14,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-07 01:23:14,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/6391fb18a/8cc2571666f448fd957471d878642320/FLAG6404646a8 [2021-11-07 01:23:14,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbef189d-fdf1-47ef-a693-a064d9f0e33f/bin/utaipan-UUZaoUuFF8/data/6391fb18a/8cc2571666f448fd957471d878642320 [2021-11-07 01:23:14,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:23:14,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:23:14,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:23:14,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:23:14,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:23:14,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:23:14" (1/1) ... [2021-11-07 01:23:14,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be0c1f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:14, skipping insertion in model container [2021-11-07 01:23:14,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:23:14" (1/1) ... [2021-11-07 01:23:14,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:23:15,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:23:17,716 WARN L228 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/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] [2021-11-07 01:23:17,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:23:17,887 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:23:18,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:23:18,584 WARN L228 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/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] [2021-11-07 01:23:18,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:23:18,631 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:23:19,325 WARN L228 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_bbef189d-fdf1-47ef-a693-a064d9f0e33f/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] [2021-11-07 01:23:19,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:23:19,532 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:23:19,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:19 WrapperNode [2021-11-07 01:23:19,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:23:19,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:23:19,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:23:19,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:23:19,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:19" (1/1) ... [2021-11-07 01:23:19,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:23:19" (1/1) ...