./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/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_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/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_68246672-8723-43d8-a442-b058c88e0e5f/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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- 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 05:24:55,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:24:55,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:24:55,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:24:55,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:24:55,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:24:55,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:24:55,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:24:55,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:24:55,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:24:55,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:24:55,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:24:55,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:24:55,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:24:55,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:24:55,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:24:55,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:24:55,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:24:55,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:24:55,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:24:55,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:24:55,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:24:55,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:24:55,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:24:55,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:24:55,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:24:55,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:24:55,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:24:55,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:24:55,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:24:55,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:24:55,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:24:55,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:24:55,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:24:55,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:24:55,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:24:55,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:24:55,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:24:55,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:24:55,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:24:55,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:24:55,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 05:24:55,580 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:24:55,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:24:55,581 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:24:55,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:24:55,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:24:55,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:24:55,582 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:24:55,582 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:24:55,583 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:24:55,584 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:24:55,584 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:24:55,584 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:24:55,584 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:24:55,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 05:24:55,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 05:24:55,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:24:55,586 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 05:24:55,587 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:24:55,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:24:55,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:24:55,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:24:55,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:24:55,588 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:24:55,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:24:55,589 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:24:55,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:24:55,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:24:55,589 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_68246672-8723-43d8-a442-b058c88e0e5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-12-14 05:24:55,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:24:55,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:24:55,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:24:55,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:24:55,815 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:24:55,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-12-14 05:24:58,298 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:24:58,709 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:24:58,710 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-12-14 05:24:58,743 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/c11dafe7e/c659c637efff4ccaa250e40fb213b769/FLAG02ecff7fc [2022-12-14 05:24:58,753 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/c11dafe7e/c659c637efff4ccaa250e40fb213b769 [2022-12-14 05:24:58,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:24:58,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:24:58,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:24:58,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:24:58,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:24:58,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:24:58" (1/1) ... [2022-12-14 05:24:58,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df5268f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:24:58, skipping insertion in model container [2022-12-14 05:24:58,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:24:58" (1/1) ... [2022-12-14 05:24:58,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:24:58,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:24:59,130 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_68246672-8723-43d8-a442-b058c88e0e5f/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-12-14 05:24:59,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,453 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,453 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,595 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:24:59,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:24:59,984 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 05:24:59,988 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:24:59,991 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:24:59,997 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:25:00,085 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 05:25:00,090 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 05:25:00,193 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 05:25:00,378 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 05:25:00,385 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 05:25:00,445 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 05:25:00,449 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 05:25:00,693 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 05:25:00,697 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 05:25:00,700 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 05:25:00,809 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 05:25:00,809 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 05:25:00,813 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 05:25:00,813 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 05:25:00,991 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 05:25:01,031 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 05:25:01,231 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 05:25:01,235 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 05:25:01,393 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 05:25:01,609 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 05:25:01,609 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 05:25:01,609 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 05:25:01,832 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 05:25:01,835 INFO L158 Benchmark]: Toolchain (without parser) took 3078.83ms. Allocated memory is still 165.7MB. Free memory was 120.0MB in the beginning and 125.4MB in the end (delta: -5.3MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2022-12-14 05:25:01,836 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 87.6MB in the end (delta: 153.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:25:01,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3077.40ms. Allocated memory is still 165.7MB. Free memory was 120.0MB in the beginning and 125.4MB in the end (delta: -5.3MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2022-12-14 05:25:01,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 87.6MB in the end (delta: 153.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3077.40ms. Allocated memory is still 165.7MB. Free memory was 120.0MB in the beginning and 125.4MB in the end (delta: -5.3MB). Peak memory consumption was 73.5MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/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_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/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_68246672-8723-43d8-a442-b058c88e0e5f/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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- 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 05:25:03,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:25:03,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:25:03,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:25:03,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:25:03,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:25:03,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:25:03,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:25:03,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:25:03,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:25:03,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:25:03,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:25:03,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:25:03,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:25:03,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:25:03,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:25:03,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:25:03,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:25:03,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:25:03,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:25:03,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:25:03,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:25:03,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:25:03,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:25:03,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:25:03,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:25:03,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:25:03,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:25:03,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:25:03,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:25:03,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:25:03,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:25:03,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:25:03,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:25:03,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:25:03,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:25:03,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:25:03,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:25:03,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:25:03,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:25:03,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:25:03,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 05:25:03,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:25:03,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:25:03,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:25:03,297 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:25:03,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:25:03,298 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:25:03,298 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:25:03,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 05:25:03,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:25:03,299 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:25:03,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:25:03,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:25:03,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:25:03,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 05:25:03,301 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_68246672-8723-43d8-a442-b058c88e0e5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-12-14 05:25:03,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:25:03,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:25:03,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:25:03,535 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:25:03,535 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:25:03,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-12-14 05:25:06,180 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:25:06,546 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:25:06,546 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-12-14 05:25:06,577 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/40004d3b6/34295769bebe4812925d441dca2f20fe/FLAGbff4513d3 [2022-12-14 05:25:06,591 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68246672-8723-43d8-a442-b058c88e0e5f/bin/utaipan-gh47qXpMRh/data/40004d3b6/34295769bebe4812925d441dca2f20fe [2022-12-14 05:25:06,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:25:06,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:25:06,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:25:06,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:25:06,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:25:06,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:06" (1/1) ... [2022-12-14 05:25:06,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8bb663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:25:06, skipping insertion in model container [2022-12-14 05:25:06,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:06" (1/1) ... [2022-12-14 05:25:06,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:25:06,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:25:07,004 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_68246672-8723-43d8-a442-b058c88e0e5f/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-12-14 05:25:07,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,332 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,337 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,338 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,343 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,343 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,446 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,455 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,455 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,471 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 05:25:07,471 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 05:25:07,821 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 05:25:07,824 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:25:07,827 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:25:07,833 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 05:25:07,902 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 05:25:07,905 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 05:25:07,999 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 05:25:08,162 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 05:25:08,168 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 05:25:08,215 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 05:25:08,218 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 05:25:08,425 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 05:25:08,428 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 05:25:08,430 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 05:25:08,501 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 05:25:08,501 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 05:25:08,503 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 05:25:08,503 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 05:25:08,630 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 05:25:08,659 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 05:25:08,807 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 05:25:08,811 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 05:25:08,956 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 05:25:09,100 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 05:25:09,101 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 05:25:09,101 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 05:25:09,293 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 05:25:09,296 INFO L158 Benchmark]: Toolchain (without parser) took 2701.80ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 30.3MB in the beginning and 40.6MB in the end (delta: -10.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-14 05:25:09,297 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 46.1MB. Free memory was 24.9MB in the beginning and 24.9MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:25:09,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2700.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 40.6MB in the end (delta: -10.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-14 05:25:09,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 46.1MB. Free memory was 24.9MB in the beginning and 24.9MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2700.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 40.6MB in the end (delta: -10.4MB). Peak memory consumption was 24.5MB. 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