[INFO] fetching crate libdw-sys 0.0.6...
[INFO] testing libdw-sys-0.0.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate libdw-sys 0.0.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libdw-sys 0.0.6 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libdw-sys 0.0.6
[INFO] finished tweaking crates.io crate libdw-sys 0.0.6
[INFO] tweaked toml for crates.io crate libdw-sys 0.0.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9396a23cd0f650187edc98f2b654b52f098b5543167fafa01029195a145fc3ce
[INFO] running `Command { std: "docker" "start" "-a" "9396a23cd0f650187edc98f2b654b52f098b5543167fafa01029195a145fc3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9396a23cd0f650187edc98f2b654b52f098b5543167fafa01029195a145fc3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9396a23cd0f650187edc98f2b654b52f098b5543167fafa01029195a145fc3ce", kill_on_drop: false }`
[INFO] [stdout] 9396a23cd0f650187edc98f2b654b52f098b5543167fafa01029195a145fc3ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45461f98565324af48046114613b80f71f118ec6b19c6476a30c19d4f652dbd6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "45461f98565324af48046114613b80f71f118ec6b19c6476a30c19d4f652dbd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libelf-sys v0.0.6
[INFO] [stderr]    Compiling libdw-sys v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `pkg_config::target_supported`: use config.target_supported() instance method instead
[INFO] [stdout]  --> build.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     assert!(pkg_config::target_supported());
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "45461f98565324af48046114613b80f71f118ec6b19c6476a30c19d4f652dbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45461f98565324af48046114613b80f71f118ec6b19c6476a30c19d4f652dbd6", kill_on_drop: false }`
[INFO] [stdout] 45461f98565324af48046114613b80f71f118ec6b19c6476a30c19d4f652dbd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d8a4a345337c7ef1f84cd008c73c953c5f9b0accecd06c9b7a42f2c598c0bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "73d8a4a345337c7ef1f84cd008c73c953c5f9b0accecd06c9b7a42f2c598c0bd", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `pkg_config::target_supported`: use config.target_supported() instance method instead
[INFO] [stdout]  --> build.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     assert!(pkg_config::target_supported());
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libdw-sys v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |         unsafe { &(*(::std::ptr::null::<Dwarf_Attribute>())).code as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:148:19
[INFO] [stdout]     |
[INFO] [stdout] 148 |         unsafe { &(*(::std::ptr::null::<Dwarf_Attribute>())).form as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:158:19
[INFO] [stdout]     |
[INFO] [stdout] 158 |         unsafe { &(*(::std::ptr::null::<Dwarf_Attribute>())).valp as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:168:19
[INFO] [stdout]     |
[INFO] [stdout] 168 |         unsafe { &(*(::std::ptr::null::<Dwarf_Attribute>())).cu as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |         unsafe { &(*(::std::ptr::null::<Dwarf_Block>())).length as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |         unsafe { &(*(::std::ptr::null::<Dwarf_Block>())).data as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:242:19
[INFO] [stdout]     |
[INFO] [stdout] 242 |         unsafe { &(*(::std::ptr::null::<Dwarf_Die>())).addr as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |         unsafe { &(*(::std::ptr::null::<Dwarf_Die>())).cu as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:262:19
[INFO] [stdout]     |
[INFO] [stdout] 262 |         unsafe { &(*(::std::ptr::null::<Dwarf_Die>())).abbrev as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:272:19
[INFO] [stdout]     |
[INFO] [stdout] 272 |         unsafe { &(*(::std::ptr::null::<Dwarf_Die>())).padding__ as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:301:19
[INFO] [stdout]     |
[INFO] [stdout] 301 |         unsafe { &(*(::std::ptr::null::<Dwarf_Global>())).cu_offset as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:311:19
[INFO] [stdout]     |
[INFO] [stdout] 311 |         unsafe { &(*(::std::ptr::null::<Dwarf_Global>())).die_offset as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:321:19
[INFO] [stdout]     |
[INFO] [stdout] 321 |         unsafe { &(*(::std::ptr::null::<Dwarf_Global>())).name as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:356:19
[INFO] [stdout]     |
[INFO] [stdout] 356 |         unsafe { &(*(::std::ptr::null::<Dwarf_Op>())).atom as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:366:19
[INFO] [stdout]     |
[INFO] [stdout] 366 |         unsafe { &(*(::std::ptr::null::<Dwarf_Op>())).number as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:376:19
[INFO] [stdout]     |
[INFO] [stdout] 376 |         unsafe { &(*(::std::ptr::null::<Dwarf_Op>())).number2 as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:386:19
[INFO] [stdout]     |
[INFO] [stdout] 386 |         unsafe { &(*(::std::ptr::null::<Dwarf_Op>())).offset as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:427:19
[INFO] [stdout]     |
[INFO] [stdout] 427 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).CIE_id as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:437:19
[INFO] [stdout]     |
[INFO] [stdout] 437 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).initial_instructions as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:448:14
[INFO] [stdout]     |
[INFO] [stdout] 448 |             &(*(::std::ptr::null::<Dwarf_CIE>())).initial_instructions_end as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:459:19
[INFO] [stdout]     |
[INFO] [stdout] 459 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).code_alignment_factor as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:469:19
[INFO] [stdout]     |
[INFO] [stdout] 469 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).data_alignment_factor as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:480:14
[INFO] [stdout]     |
[INFO] [stdout] 480 |             &(*(::std::ptr::null::<Dwarf_CIE>())).return_address_register as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:491:19
[INFO] [stdout]     |
[INFO] [stdout] 491 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).augmentation as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:501:19
[INFO] [stdout]     |
[INFO] [stdout] 501 |         unsafe { &(*(::std::ptr::null::<Dwarf_CIE>())).augmentation_data as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:512:14
[INFO] [stdout]     |
[INFO] [stdout] 512 |             &(*(::std::ptr::null::<Dwarf_CIE>())).augmentation_data_size as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:524:14
[INFO] [stdout]     |
[INFO] [stdout] 524 |             &(*(::std::ptr::null::<Dwarf_CIE>())).fde_augmentation_data_size as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:559:19
[INFO] [stdout]     |
[INFO] [stdout] 559 |         unsafe { &(*(::std::ptr::null::<Dwarf_FDE>())).CIE_pointer as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:569:19
[INFO] [stdout]     |
[INFO] [stdout] 569 |         unsafe { &(*(::std::ptr::null::<Dwarf_FDE>())).start as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |         unsafe { &(*(::std::ptr::null::<Dwarf_FDE>())).end as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:618:19
[INFO] [stdout]     |
[INFO] [stdout] 618 |         unsafe { &(*(::std::ptr::null::<Dwarf_CFI_Entry>())).CIE_id as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:628:19
[INFO] [stdout]     |
[INFO] [stdout] 628 |         unsafe { &(*(::std::ptr::null::<Dwarf_CFI_Entry>())).cie as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib64.rs:638:19
[INFO] [stdout]     |
[INFO] [stdout] 638 |         unsafe { &(*(::std::ptr::null::<Dwarf_CFI_Entry>())).fde as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1456:19
[INFO] [stdout]      |
[INFO] [stdout] 1456 |         unsafe { &(*(::std::ptr::null::<Dwfl_Callbacks>())).find_elf as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1466:19
[INFO] [stdout]      |
[INFO] [stdout] 1466 |         unsafe { &(*(::std::ptr::null::<Dwfl_Callbacks>())).find_debuginfo as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1476:19
[INFO] [stdout]      |
[INFO] [stdout] 1476 |         unsafe { &(*(::std::ptr::null::<Dwfl_Callbacks>())).section_address as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1486:19
[INFO] [stdout]      |
[INFO] [stdout] 1486 |         unsafe { &(*(::std::ptr::null::<Dwfl_Callbacks>())).debuginfo_path as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1999:14
[INFO] [stdout]      |
[INFO] [stdout] 1999 |             &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).next_thread as *const _ as usize
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2011:14
[INFO] [stdout]      |
[INFO] [stdout] 2011 |             &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).get_thread as *const _ as usize
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2023:14
[INFO] [stdout]      |
[INFO] [stdout] 2023 |             &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).memory_read as *const _ as usize
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2035:14
[INFO] [stdout]      |
[INFO] [stdout] 2035 |             &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).set_initial_registers as *const _
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2047:19
[INFO] [stdout]      |
[INFO] [stdout] 2047 |         unsafe { &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).detach as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2058:14
[INFO] [stdout]      |
[INFO] [stdout] 2058 |             &(*(::std::ptr::null::<Dwfl_Thread_Callbacks>())).thread_detach as *const _ as usize
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.libdw_sys.c82fa362-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716.tbum9543whi4pr3.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-ldw" "-lelf" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-d9ecd5377b7dfa2f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-e95f8ccbb889cb3a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-bc3d259c8a5de0c3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2b85ee1dcf40ad05.rlib" "/opt/rustwide/target/debug/deps/liblibelf_sys-5df57ac1aecd3cc1.rlib" "/opt/rustwide/target/debug/deps/liblibc-7a5dab6311f3c1a3.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lelf" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libdw_sys-07d74209496e0716" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -ldw
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libdw-sys` due to 2 previous errors; 43 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "73d8a4a345337c7ef1f84cd008c73c953c5f9b0accecd06c9b7a42f2c598c0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d8a4a345337c7ef1f84cd008c73c953c5f9b0accecd06c9b7a42f2c598c0bd", kill_on_drop: false }`
[INFO] [stdout] 73d8a4a345337c7ef1f84cd008c73c953c5f9b0accecd06c9b7a42f2c598c0bd