./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 2329fc70 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh --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-2329fc7 [2022-12-14 09:12:29,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:12:29,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:12:29,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:12:29,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:12:29,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:12:29,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:12:29,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:12:29,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:12:29,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:12:29,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:12:29,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:12:29,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:12:29,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:12:29,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:12:29,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:12:29,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:12:29,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:12:29,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:12:29,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:12:29,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:12:29,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:12:29,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:12:29,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:12:29,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:12:29,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:12:29,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:12:29,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:12:29,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:12:29,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:12:29,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:12:29,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:12:29,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:12:29,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:12:29,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:12:29,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:12:29,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:12:29,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:12:29,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:12:29,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:12:29,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:12:29,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 09:12:29,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:12:29,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:12:29,734 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:12:29,734 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:12:29,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:12:29,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:12:29,735 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:12:29,735 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:12:29,735 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:12:29,736 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:12:29,736 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:12:29,736 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:12:29,736 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:12:29,736 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:12:29,737 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:12:29,737 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:12:29,737 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:12:29,737 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:12:29,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:12:29,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:12:29,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:12:29,738 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:12:29,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:12:29,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:12:29,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:12:29,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:12:29,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:12:29,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:12:29,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:12:29,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:12:29,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:12:29,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:12:29,740 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:12:29,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:12:29,741 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:12:29,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:12:29,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:12:29,741 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-12-14 09:12:29,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:12:29,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:12:29,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:12:29,932 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:12:29,932 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:12:29,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 09:12:32,602 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:12:32,876 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:12:32,877 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 09:12:32,898 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/446705e57/09d212f6dd02445988f319b3debb868e/FLAGd491a6d23 [2022-12-14 09:12:32,908 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/446705e57/09d212f6dd02445988f319b3debb868e [2022-12-14 09:12:32,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:12:32,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:12:32,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:12:32,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:12:32,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:12:32,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:32" (1/1) ... [2022-12-14 09:12:32,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e568ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:32, skipping insertion in model container [2022-12-14 09:12:32,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:32" (1/1) ... [2022-12-14 09:12:32,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:12:32,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:12:33,255 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 09:12:33,554 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,560 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,664 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,665 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,673 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,686 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,686 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,691 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:33,694 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:33,695 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:34,050 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 09:12:34,054 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:34,057 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:34,063 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:34,148 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 09:12:34,153 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 09:12:34,255 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 09:12:34,443 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 09:12:34,450 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 09:12:34,510 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 09:12:34,513 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 09:12:34,726 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 09:12:34,729 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 09:12:34,732 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 09:12:34,811 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 09:12:34,811 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 09:12:34,814 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 09:12:34,814 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 09:12:34,945 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 09:12:34,975 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 09:12:35,120 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 09:12:35,124 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:12:35,262 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 09:12:35,424 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 09:12:35,424 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 09:12:35,424 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 09:12:35,617 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) [2022-12-14 09:12:35,621 INFO L158 Benchmark]: Toolchain (without parser) took 2709.28ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 86.4MB in the beginning and 130.5MB in the end (delta: -44.1MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2022-12-14 09:12:35,621 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:12:35,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2707.75ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 85.9MB in the beginning and 130.5MB in the end (delta: -44.5MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2022-12-14 09:12:35,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2707.75ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 85.9MB in the beginning and 130.5MB in the end (delta: -44.5MB). Peak memory consumption was 60.3MB. 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh --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-2329fc7 [2022-12-14 09:12:36,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:12:36,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:12:36,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:12:36,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:12:36,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:12:36,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:12:36,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:12:36,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:12:36,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:12:36,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:12:36,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:12:36,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:12:36,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:12:36,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:12:36,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:12:36,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:12:37,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:12:37,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:12:37,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:12:37,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:12:37,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:12:37,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:12:37,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:12:37,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:12:37,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:12:37,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:12:37,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:12:37,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:12:37,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:12:37,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:12:37,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:12:37,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:12:37,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:12:37,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:12:37,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:12:37,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:12:37,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:12:37,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:12:37,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:12:37,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:12:37,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 09:12:37,049 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:12:37,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:12:37,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:12:37,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:12:37,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:12:37,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:12:37,051 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:12:37,051 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:12:37,051 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:12:37,052 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:12:37,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:12:37,052 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:12:37,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:12:37,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:12:37,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:12:37,053 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:12:37,053 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:12:37,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:12:37,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:12:37,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:12:37,054 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:12:37,054 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 09:12:37,055 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:12:37,056 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:12:37,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:12:37,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 09:12:37,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:12:37,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:12:37,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:12:37,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:12:37,057 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 09:12:37,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 09:12:37,057 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:12:37,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 09:12:37,058 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-12-14 09:12:37,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:12:37,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:12:37,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:12:37,296 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:12:37,296 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:12:37,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 09:12:39,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:12:40,261 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:12:40,261 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 09:12:40,284 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/0d7a6497c/61be985db01b41e1b291db44726626fc/FLAGc1ca4705d [2022-12-14 09:12:40,294 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b2bd49-0444-4c30-bd37-ace9e0ed2553/bin/utaipan-gh47qXpMRh/data/0d7a6497c/61be985db01b41e1b291db44726626fc [2022-12-14 09:12:40,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:12:40,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:12:40,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:12:40,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:12:40,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:12:40,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:40" (1/1) ... [2022-12-14 09:12:40,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d48e5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:40, skipping insertion in model container [2022-12-14 09:12:40,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:40" (1/1) ... [2022-12-14 09:12:40,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:12:40,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:12:40,627 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_49b2bd49-0444-4c30-bd37-ace9e0ed2553/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 09:12:40,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:40,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:40,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:40,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:40,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:40,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,010 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,011 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,022 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,038 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,045 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,046 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,053 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,053 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,061 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 09:12:41,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 09:12:41,603 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 09:12:41,606 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:41,610 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:41,616 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 09:12:41,702 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 09:12:41,706 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 09:12:41,799 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 09:12:41,969 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 09:12:41,975 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 09:12:42,036 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 09:12:42,039 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 09:12:42,258 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 09:12:42,260 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 09:12:42,263 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 09:12:42,334 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 09:12:42,334 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 09:12:42,336 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 09:12:42,336 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 09:12:42,464 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 09:12:42,493 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 09:12:42,642 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 09:12:42,646 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:12:42,785 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 09:12:42,934 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 09:12:42,935 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 09:12:42,935 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 09:12:43,150 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) [2022-12-14 09:12:43,153 INFO L158 Benchmark]: Toolchain (without parser) took 2855.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.8MB in the end (delta: -7.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-12-14 09:12:43,154 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:12:43,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2853.59ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.5MB in the beginning and 39.8MB in the end (delta: -7.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-14 09:12:43,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2853.59ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.5MB in the beginning and 39.8MB in the end (delta: -7.4MB). Peak memory consumption was 19.3MB. 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