./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:50:25,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:50:25,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:50:25,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:50:25,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:50:25,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:50:25,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:50:25,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:50:25,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:50:25,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:50:25,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:50:25,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:50:25,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:50:25,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:50:25,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:50:25,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:50:25,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:50:25,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:50:25,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:50:25,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:50:25,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:50:25,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:50:25,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:50:25,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:50:25,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:50:25,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:50:25,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:50:25,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:50:25,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:50:25,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:50:25,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:50:25,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:50:25,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:50:25,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:50:25,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:50:25,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:50:25,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:50:25,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:50:25,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:50:25,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:50:25,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:50:25,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-25 23:50:25,844 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:50:25,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:50:25,845 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:50:25,845 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:50:25,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:50:25,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:50:25,847 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:50:25,847 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:50:25,847 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:50:25,847 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:50:25,848 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:50:25,849 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:50:25,849 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:50:25,849 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:50:25,849 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:50:25,850 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:50:25,850 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:50:25,850 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:50:25,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:50:25,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:50:25,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:50:25,852 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:50:25,852 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:50:25,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:50:25,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:50:25,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:50:25,854 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:50:25,854 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:50:25,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:50:25,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:50:25,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:50:25,855 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:50:25,856 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:50:25,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:50:25,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:50:25,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:25,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:50:25,857 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:50:25,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:50:25,857 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:50:25,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:50:25,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:50:25,858 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_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-25 23:50:26,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:50:26,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:50:26,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:50:26,164 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:50:26,164 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:50:26,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-25 23:50:29,558 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:50:30,122 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:50:30,123 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-25 23:50:30,161 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/e9645a3d1/20d94e7246334195852fcc1b6af10515/FLAGf14f21b55 [2022-11-25 23:50:30,178 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/e9645a3d1/20d94e7246334195852fcc1b6af10515 [2022-11-25 23:50:30,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:50:30,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:50:30,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:30,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:50:30,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:50:30,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:30" (1/1) ... [2022-11-25 23:50:30,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31aa4b8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:30, skipping insertion in model container [2022-11-25 23:50:30,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:30" (1/1) ... [2022-11-25 23:50:30,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:50:30,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:50:30,764 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_b2875117-b842-4052-aedc-c04ba8c2a9e2/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-25 23:50:31,240 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,243 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,434 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,475 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,482 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,484 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:31,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:31,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:32,283 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-11-25 23:50:32,290 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:32,296 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:32,308 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:32,477 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 23:50:32,483 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 23:50:32,683 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-11-25 23:50:33,040 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-25 23:50:33,053 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-25 23:50:33,171 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-11-25 23:50:33,177 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-11-25 23:50:33,627 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-11-25 23:50:33,632 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-11-25 23:50:33,637 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-11-25 23:50:33,813 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 23:50:33,813 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 23:50:33,818 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-11-25 23:50:33,819 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 23:50:34,083 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-11-25 23:50:34,145 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 23:50:34,395 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-11-25 23:50:34,400 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:34,631 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-25 23:50:34,882 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-25 23:50:34,882 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-11-25 23:50:34,883 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-25 23:50:35,178 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 23:50:35,183 INFO L158 Benchmark]: Toolchain (without parser) took 4999.44ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 65.0MB in the beginning and 70.7MB in the end (delta: -5.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-25 23:50:35,184 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:50:35,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4996.79ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 65.0MB in the beginning and 70.7MB in the end (delta: -5.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-25 23:50:35,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4996.79ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 65.0MB in the beginning and 70.7MB in the end (delta: -5.6MB). Peak memory consumption was 30.3MB. 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_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:50:37,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:50:37,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:50:37,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:50:37,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:50:37,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:50:37,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:50:37,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:50:37,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:50:37,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:50:37,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:50:37,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:50:37,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:50:37,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:50:37,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:50:37,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:50:37,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:50:37,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:50:37,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:50:37,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:50:37,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:50:37,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:50:37,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:50:37,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:50:37,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:50:37,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:50:37,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:50:37,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:50:37,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:50:37,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:50:37,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:50:37,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:50:37,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:50:37,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:50:37,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:50:37,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:50:37,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:50:37,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:50:37,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:50:37,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:50:37,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:50:37,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-25 23:50:37,811 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:50:37,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:50:37,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:50:37,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:50:37,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:50:37,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:50:37,814 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:50:37,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:50:37,814 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:50:37,814 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:50:37,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:50:37,816 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:50:37,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:50:37,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:50:37,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:50:37,818 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:50:37,818 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:50:37,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:50:37,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:50:37,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:50:37,819 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:50:37,819 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:50:37,819 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:50:37,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:50:37,820 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:50:37,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:50:37,820 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:50:37,821 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:50:37,821 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:50:37,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:50:37,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:50:37,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:50:37,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:37,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:50:37,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:50:37,823 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:50:37,823 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:50:37,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:50:37,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:50:37,824 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_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-25 23:50:38,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:50:38,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:50:38,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:50:38,271 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:50:38,272 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:50:38,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-25 23:50:41,470 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:50:42,040 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:50:42,041 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-25 23:50:42,105 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/157869c90/d07beec15a3a434cbca8de124d7858f8/FLAG1299773ab [2022-11-25 23:50:42,125 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2875117-b842-4052-aedc-c04ba8c2a9e2/bin/utaipan-ByfvJB40ur/data/157869c90/d07beec15a3a434cbca8de124d7858f8 [2022-11-25 23:50:42,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:50:42,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:50:42,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:42,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:50:42,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:50:42,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:42" (1/1) ... [2022-11-25 23:50:42,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dee4490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:42, skipping insertion in model container [2022-11-25 23:50:42,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:42" (1/1) ... [2022-11-25 23:50:42,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:50:42,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:50:42,730 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_b2875117-b842-4052-aedc-c04ba8c2a9e2/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-25 23:50:43,096 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,105 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,113 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,267 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,268 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,273 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,285 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,296 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,297 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,302 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 23:50:43,305 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 23:50:43,749 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-11-25 23:50:43,753 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:43,757 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:43,766 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-11-25 23:50:43,873 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 23:50:43,878 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 23:50:44,023 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-11-25 23:50:44,273 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-25 23:50:44,282 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-11-25 23:50:44,352 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-11-25 23:50:44,357 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-11-25 23:50:44,683 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-11-25 23:50:44,688 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-11-25 23:50:44,692 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-11-25 23:50:44,827 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 23:50:44,827 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 23:50:44,831 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-11-25 23:50:44,832 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 23:50:45,045 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-11-25 23:50:45,092 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 23:50:45,320 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-11-25 23:50:45,325 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:45,536 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-25 23:50:45,787 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-25 23:50:45,788 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-11-25 23:50:45,788 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-25 23:50:46,161 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 23:50:46,167 INFO L158 Benchmark]: Toolchain (without parser) took 4037.05ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 38.9MB in the beginning and 59.5MB in the end (delta: -20.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-25 23:50:46,170 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:50:46,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4033.05ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 38.6MB in the beginning and 59.5MB in the end (delta: -20.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-25 23:50:46,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4033.05ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 38.6MB in the beginning and 59.5MB in the end (delta: -20.9MB). Peak memory consumption was 19.8MB. 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