./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:34:52,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:34:52,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:34:52,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:34:52,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:34:52,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:34:52,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:34:52,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:34:52,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:34:52,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:34:52,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:34:52,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:34:52,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:34:52,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:34:52,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:34:52,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:34:52,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:34:52,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:34:52,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:34:52,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:34:52,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:34:52,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:34:52,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:34:52,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:34:52,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:34:52,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:34:52,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:34:52,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:34:52,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:34:52,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:34:52,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:34:52,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:34:52,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:34:52,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:34:52,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:34:52,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:34:52,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:34:52,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:34:52,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:34:52,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:34:52,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:34:52,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-26 00:34:52,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:34:52,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:34:52,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:34:52,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:34:52,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:34:52,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:34:52,400 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:34:52,401 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:34:52,401 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:34:52,401 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:34:52,402 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:34:52,402 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:34:52,402 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:34:52,403 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:34:52,403 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:34:52,403 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:34:52,404 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:34:52,404 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:34:52,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:34:52,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:34:52,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:34:52,406 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:34:52,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:34:52,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:34:52,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:34:52,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:34:52,407 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:34:52,407 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:34:52,408 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:34:52,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:34:52,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:34:52,408 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:34:52,409 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:34:52,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:34:52,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:34:52,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:34:52,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:34:52,410 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:34:52,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:34:52,411 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:34:52,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:34:52,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:34:52,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-26 00:34:52,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:34:52,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:34:52,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:34:52,766 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:34:52,767 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:34:52,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-26 00:34:55,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:34:56,476 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:34:56,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-26 00:34:56,528 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/7261b7024/23ef145c81034b58a981a0be4c7a25fd/FLAGe9b183dde [2022-11-26 00:34:56,547 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/7261b7024/23ef145c81034b58a981a0be4c7a25fd [2022-11-26 00:34:56,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:34:56,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:34:56,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:34:56,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:34:56,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:34:56,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:34:56" (1/1) ... [2022-11-26 00:34:56,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50104f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:56, skipping insertion in model container [2022-11-26 00:34:56,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:34:56" (1/1) ... [2022-11-26 00:34:56,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:34:56,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:34:57,074 WARN L237 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_7104ab07-f4f9-4604-a75a-1b442a713eed/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-26 00:34:57,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,517 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,662 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,663 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,668 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,684 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,689 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,696 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,698 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,705 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:57,713 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:34:57,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:34:58,253 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-11-26 00:34:58,258 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:34:58,262 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:34:58,271 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:34:58,374 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-26 00:34:58,379 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-26 00:34:58,506 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-11-26 00:34:58,742 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-26 00:34:58,752 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-26 00:34:58,830 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-11-26 00:34:58,835 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-11-26 00:34:59,129 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-11-26 00:34:59,133 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-11-26 00:34:59,137 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-11-26 00:34:59,271 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-26 00:34:59,272 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-26 00:34:59,275 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-11-26 00:34:59,276 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-26 00:34:59,468 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-11-26 00:34:59,512 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-26 00:34:59,704 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-11-26 00:34:59,709 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:34:59,895 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-26 00:35:00,154 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-26 00:35:00,155 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-11-26 00:35:00,155 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-26 00:35:00,444 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-11-26 00:35:00,449 INFO L158 Benchmark]: Toolchain (without parser) took 3894.04ms. Allocated memory is still 192.9MB. Free memory was 138.1MB in the beginning and 123.6MB in the end (delta: 14.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-26 00:35:00,450 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 94.4MB in the beginning and 94.4MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:35:00,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3891.45ms. Allocated memory is still 192.9MB. Free memory was 137.5MB in the beginning and 123.6MB in the end (delta: 14.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-26 00:35:00,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 94.4MB in the beginning and 94.4MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3891.45ms. Allocated memory is still 192.9MB. Free memory was 137.5MB in the beginning and 123.6MB in the end (delta: 14.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:35:02,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:35:02,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:35:02,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:35:02,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:35:02,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:35:02,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:35:02,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:35:02,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:35:02,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:35:02,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:35:02,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:35:02,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:35:02,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:35:02,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:35:02,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:35:02,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:35:02,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:35:02,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:35:02,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:35:02,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:35:02,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:35:02,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:35:02,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:35:02,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:35:02,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:35:02,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:35:02,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:35:02,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:35:02,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:35:02,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:35:02,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:35:02,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:35:02,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:35:02,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:35:02,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:35:02,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:35:02,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:35:02,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:35:02,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:35:02,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:35:02,879 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-26 00:35:02,920 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:35:02,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:35:02,922 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:35:02,922 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:35:02,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:35:02,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:35:02,923 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:35:02,924 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:35:02,924 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:35:02,924 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:35:02,925 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:35:02,926 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:35:02,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:35:02,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:35:02,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:35:02,927 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:35:02,927 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:35:02,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:35:02,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:35:02,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:35:02,928 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:35:02,929 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:35:02,929 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:35:02,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:35:02,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:35:02,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:35:02,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:35:02,930 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:35:02,930 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:35:02,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:35:02,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:35:02,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:35:02,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:35:02,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:35:02,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:35:02,932 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:35:02,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:35:02,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:35:02,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:35:02,933 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_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-26 00:35:03,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:35:03,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:35:03,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:35:03,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:35:03,385 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:35:03,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-26 00:35:06,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:35:07,030 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:35:07,032 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-26 00:35:07,079 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/a917a1731/4775d2e917b64f4e9375e5debf3b70b5/FLAG2a5df0bbc [2022-11-26 00:35:07,097 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7104ab07-f4f9-4604-a75a-1b442a713eed/bin/utaipan-ByfvJB40ur/data/a917a1731/4775d2e917b64f4e9375e5debf3b70b5 [2022-11-26 00:35:07,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:35:07,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:35:07,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:35:07,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:35:07,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:35:07,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:35:07" (1/1) ... [2022-11-26 00:35:07,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4afb25bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:07, skipping insertion in model container [2022-11-26 00:35:07,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:35:07" (1/1) ... [2022-11-26 00:35:07,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:35:07,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:35:07,647 WARN L237 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_7104ab07-f4f9-4604-a75a-1b442a713eed/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-26 00:35:08,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,039 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,041 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,046 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,047 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,161 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,167 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,172 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,174 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,179 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,183 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,184 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,199 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:35:08,200 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:35:08,660 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-11-26 00:35:08,663 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:35:08,667 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:35:08,676 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-26 00:35:08,777 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-26 00:35:08,783 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-26 00:35:08,917 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-11-26 00:35:09,139 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-26 00:35:09,146 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-26 00:35:09,214 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-11-26 00:35:09,219 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-11-26 00:35:09,553 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-11-26 00:35:09,556 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-11-26 00:35:09,559 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-11-26 00:35:09,661 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-26 00:35:09,662 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-26 00:35:09,665 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-11-26 00:35:09,665 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-26 00:35:09,855 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-11-26 00:35:09,893 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-26 00:35:10,076 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-11-26 00:35:10,081 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:35:10,266 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-26 00:35:10,499 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-26 00:35:10,500 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-11-26 00:35:10,500 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-26 00:35:10,816 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-11-26 00:35:10,829 INFO L158 Benchmark]: Toolchain (without parser) took 3723.38ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 32.6MB in the beginning and 47.0MB in the end (delta: -14.4MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-26 00:35:10,830 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:35:10,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3719.14ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 32.4MB in the beginning and 47.0MB in the end (delta: -14.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-26 00:35:10,833 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3719.14ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 32.4MB in the beginning and 47.0MB in the end (delta: -14.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference