[INFO] fetching crate libdw-sys 0.1.0...
[INFO] testing libdw-sys-0.1.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate libdw-sys 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate libdw-sys 0.1.0
[INFO] finished tweaking crates.io crate libdw-sys 0.1.0
[INFO] tweaked toml for crates.io crate libdw-sys 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libdw-sys 0.1.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33d4392200d846649f2f157e95855626754286c18d5ae091769b851d72a90115
[INFO] running `Command { std: "docker" "start" "-a" "33d4392200d846649f2f157e95855626754286c18d5ae091769b851d72a90115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d4392200d846649f2f157e95855626754286c18d5ae091769b851d72a90115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d4392200d846649f2f157e95855626754286c18d5ae091769b851d72a90115", kill_on_drop: false }`
[INFO] [stdout] 33d4392200d846649f2f157e95855626754286c18d5ae091769b851d72a90115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f645985df381d87e0eaca2b4c6ea63dc1de8466c795290d0152f6cc22a42be
[INFO] running `Command { std: "docker" "start" "-a" "77f645985df381d87e0eaca2b4c6ea63dc1de8466c795290d0152f6cc22a42be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libelf-sys v0.1.0
[INFO] [stderr]    Compiling libdw-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "77f645985df381d87e0eaca2b4c6ea63dc1de8466c795290d0152f6cc22a42be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f645985df381d87e0eaca2b4c6ea63dc1de8466c795290d0152f6cc22a42be", kill_on_drop: false }`
[INFO] [stdout] 77f645985df381d87e0eaca2b4c6ea63dc1de8466c795290d0152f6cc22a42be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34b90ba0fdd01cc99b37fa9d73c5ac20e421d4ff34fe8e8300d54116b1d87a6f
[INFO] running `Command { std: "docker" "start" "-a" "34b90ba0fdd01cc99b37fa9d73c5ac20e421d4ff34fe8e8300d54116b1d87a6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libdw-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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: `#[deny(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: 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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1462:19
[INFO] [stdout]      |
[INFO] [stdout] 1462 |         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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1472:19
[INFO] [stdout]      |
[INFO] [stdout] 1472 |         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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1482:19
[INFO] [stdout]      |
[INFO] [stdout] 1482 |         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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:1492:19
[INFO] [stdout]      |
[INFO] [stdout] 1492 |         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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2005:14
[INFO] [stdout]      |
[INFO] [stdout] 2005 |             &(*(::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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2017:14
[INFO] [stdout]      |
[INFO] [stdout] 2017 |             &(*(::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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2029:14
[INFO] [stdout]      |
[INFO] [stdout] 2029 |             &(*(::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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2041:14
[INFO] [stdout]      |
[INFO] [stdout] 2041 |             &(*(::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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2053:19
[INFO] [stdout]      |
[INFO] [stdout] 2053 |         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] error: dereferencing a null pointer
[INFO] [stdout]     --> src/lib64.rs:2064:14
[INFO] [stdout]      |
[INFO] [stdout] 2064 |             &(*(::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] [stderr] error: could not compile `libdw-sys` (lib test) due to 43 previous errors
[INFO] running `Command { std: "docker" "inspect" "34b90ba0fdd01cc99b37fa9d73c5ac20e421d4ff34fe8e8300d54116b1d87a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b90ba0fdd01cc99b37fa9d73c5ac20e421d4ff34fe8e8300d54116b1d87a6f", kill_on_drop: false }`
[INFO] [stdout] 34b90ba0fdd01cc99b37fa9d73c5ac20e421d4ff34fe8e8300d54116b1d87a6f
