[INFO] fetching crate binrw 0.13.3...
[INFO] testing binrw-0.13.3 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate binrw 0.13.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate binrw 0.13.3 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binrw 0.13.3
[INFO] finished tweaking crates.io crate binrw 0.13.3
[INFO] tweaked toml for crates.io crate binrw 0.13.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding owo-colors v3.5.0 (latest: v4.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binrw_derive v0.13.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 501bac754bd2a893564326ee4d74af56412f332fef540e88189d9703170e7948
[INFO] running `Command { std: "docker" "start" "-a" "501bac754bd2a893564326ee4d74af56412f332fef540e88189d9703170e7948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501bac754bd2a893564326ee4d74af56412f332fef540e88189d9703170e7948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501bac754bd2a893564326ee4d74af56412f332fef540e88189d9703170e7948", kill_on_drop: false }`
[INFO] [stdout] 501bac754bd2a893564326ee4d74af56412f332fef540e88189d9703170e7948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4665084a904ec7bd65440bd84d174a7d7dddd5754b523ca25102980d3aefe9f
[INFO] running `Command { std: "docker" "start" "-a" "b4665084a904ec7bd65440bd84d174a7d7dddd5754b523ca25102980d3aefe9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling binrw_derive v0.13.3
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling binrw v0.13.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `Command { std: "docker" "inspect" "b4665084a904ec7bd65440bd84d174a7d7dddd5754b523ca25102980d3aefe9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4665084a904ec7bd65440bd84d174a7d7dddd5754b523ca25102980d3aefe9f", kill_on_drop: false }`
[INFO] [stdout] b4665084a904ec7bd65440bd84d174a7d7dddd5754b523ca25102980d3aefe9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1fefae3c3e84b7f4ad96e620283f40d2244afe68109456e96de0c7d24de604
[INFO] running `Command { std: "docker" "start" "-a" "1e1fefae3c3e84b7f4ad96e620283f40d2244afe68109456e96de0c7d24de604", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling winnow v0.6.8
[INFO] [stderr]    Compiling trybuild v1.0.96
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling toml_edit v0.22.13
[INFO] [stderr]    Compiling toml v0.8.13
[INFO] [stderr]    Compiling binrw v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> tests/error.rs:309:35
[INFO] [stdout]     |
[INFO] [stdout] 309 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stdout]     |                                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> tests/error.rs:341:35
[INFO] [stdout]     |
[INFO] [stdout] 341 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stdout]     |                                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:61:36
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:62:36
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> tests/ui.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]  --> tests/ui.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/ui.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> tests/ui.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Big(u16);
[INFO] [stdout]    |            --- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Big(());
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     struct Little(u16);
[INFO] [stdout]    |            ------ ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     struct Little(());
[INFO] [stdout]    |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     struct Runtime(u8);
[INFO] [stdout]    |            ------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 |     struct Runtime(());
[INFO] [stdout]    |                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> tests/dbg.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Inner(u32);
[INFO] [stdout]   |            ----- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Inner(());
[INFO] [stdout]   |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]    --> src/error/backtrace.rs:264:16
[INFO] [stdout]     |
[INFO] [stdout] 264 |     #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 |         A(u32),
[INFO] [stdout]     |         - ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 140 |         A(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:142:11
[INFO] [stdout]     |
[INFO] [stdout] 142 |         B(u16),
[INFO] [stdout]     |         - ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 142 |         B(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:159:11
[INFO] [stdout]     |
[INFO] [stdout] 159 |         A([u8; 2]),
[INFO] [stdout]     |         - ^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 159 |         A(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:160:11
[INFO] [stdout]     |
[INFO] [stdout] 160 |         B([u8; 1]),
[INFO] [stdout]     |         - ^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |         B(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:228:38
[INFO] [stdout]     |
[INFO] [stdout] 228 |         A(#[br(assert(self_0 == 1))] u32),
[INFO] [stdout]     |         - field in this variant      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 228 |         A(#[br(assert(self_0 == 1))] ()),
[INFO] [stdout]     |                                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |         B(#[br(assert(self_0 == 2))] u32),
[INFO] [stdout]     |         - field in this variant      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 230 |         B(#[br(assert(self_0 == 2))] ()),
[INFO] [stdout]     |                                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> tests/derive/write/map.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     struct Test {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> tests/derive/write/map.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     struct Test {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyType` is never constructed
[INFO] [stdout]    --> tests/derive/write/map.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     struct MyType {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.51s
[INFO] running `Command { std: "docker" "inspect" "1e1fefae3c3e84b7f4ad96e620283f40d2244afe68109456e96de0c7d24de604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1fefae3c3e84b7f4ad96e620283f40d2244afe68109456e96de0c7d24de604", kill_on_drop: false }`
[INFO] [stdout] 1e1fefae3c3e84b7f4ad96e620283f40d2244afe68109456e96de0c7d24de604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ae34efc482d4726427c59c696b2a2ab373c958edb717561a0c2ec2ffb315632
[INFO] running `Command { std: "docker" "start" "-a" "1ae34efc482d4726427c59c696b2a2ab373c958edb717561a0c2ec2ffb315632", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]  --> src/lib.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]  --> src/lib.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> src/io/bufreader.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]   --> src/named_args.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `binrw` (lib) generated 4 warnings
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]    --> src/error/backtrace.rs:264:16
[INFO] [stderr]     |
[INFO] [stderr] 264 |     #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:59:36
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:61:36
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:62:36
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> tests/dbg.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |     struct Inner(u32);
[INFO] [stderr]   |            ----- ^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 7 |     struct Inner(());
[INFO] [stderr]   |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Test` is never constructed
[INFO] [stderr]   --> tests/derive/write/map.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     struct Test {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Test` is never constructed
[INFO] [stderr]   --> tests/derive/write/map.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     struct Test {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyType` is never constructed
[INFO] [stderr]    --> tests/derive/write/map.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     struct MyType {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     struct Big(u16);
[INFO] [stderr]    |            --- ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 |     struct Big(());
[INFO] [stderr]    |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     struct Little(u16);
[INFO] [stderr]    |            ------ ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 14 |     struct Little(());
[INFO] [stderr]    |                   ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:18:20
[INFO] [stderr]    |
[INFO] [stderr] 18 |     struct Runtime(u8);
[INFO] [stderr]    |            ------- ^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 18 |     struct Runtime(());
[INFO] [stderr]    |                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]    --> tests/error.rs:309:35
[INFO] [stderr]     |
[INFO] [stderr] 309 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]    --> tests/error.rs:341:35
[INFO] [stderr]     |
[INFO] [stderr] 341 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:140:11
[INFO] [stderr]     |
[INFO] [stderr] 140 |         A(u32),
[INFO] [stderr]     |         - ^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 140 |         A(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:142:11
[INFO] [stderr]     |
[INFO] [stderr] 142 |         B(u16),
[INFO] [stderr]     |         - ^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 142 |         B(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:159:11
[INFO] [stderr]     |
[INFO] [stderr] 159 |         A([u8; 2]),
[INFO] [stderr]     |         - ^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 159 |         A(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:160:11
[INFO] [stderr]     |
[INFO] [stderr] 160 |         B([u8; 1]),
[INFO] [stderr]     |         - ^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 160 |         B(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:228:38
[INFO] [stderr]     |
[INFO] [stderr] 228 |         A(#[br(assert(self_0 == 1))] u32),
[INFO] [stderr]     |         - field in this variant      ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 228 |         A(#[br(assert(self_0 == 1))] ()),
[INFO] [stderr]     |                                      ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:230:38
[INFO] [stderr]     |
[INFO] [stderr] 230 |         B(#[br(assert(self_0 == 2))] u32),
[INFO] [stderr]     |         - field in this variant      ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 230 |         B(#[br(assert(self_0 == 2))] ()),
[INFO] [stderr]     |                                      ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]  --> tests/ui.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stderr]  --> tests/ui.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/ui.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stderr]   --> tests/ui.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `binrw` (lib test) generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `binrw` (test "dbg") generated 5 warnings
[INFO] [stderr] warning: `binrw` (test "lib") generated 3 warnings
[INFO] [stderr] warning: `binrw` (test "meta") generated 3 warnings
[INFO] [stderr] warning: `binrw` (test "error") generated 8 warnings
[INFO] [stderr] warning: `binrw` (test "ui") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/binrw-ed52f03642bd35d7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error::backtrace::tests::backtrace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binread_impls.rs (/opt/rustwide/target/debug/deps/binread_impls-f39f149a3fd37e90)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test convenience_endian ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test vec_u8 ... ok
[INFO] [stdout] test phantom_data ... ok
[INFO] [stdout] test non_zero ... ok
[INFO] [stdout] test clone_args ... ok
[INFO] [stdout] test boxed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binwrite_impls.rs (/opt/rustwide/target/debug/deps/binwrite_impls-d632bb1a2266555d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test non_zero ... ok
[INFO] [stdout] test clone_args ... ok
[INFO] [stdout] test boxed ... ok
[INFO] [stdout] test option ... ok
[INFO] [stderr]      Running tests/dbg.rs (/opt/rustwide/target/debug/deps/dbg-00e95b47752573ae)
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test phantom_data ... ok
[INFO] [stdout] test vec_i8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dbg ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- dbg stdout ----
[INFO] [stdout] thread 'dbg' panicked at tests/dbg.rs:42:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "warning: unexpected `cfg` condition name: `coverage_nightly`\n --> src/lib.rs:3:13\n  |\n3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]\n  |             ^^^^^^^^^^^^^^^^\n  |\n  = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`\n  = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(coverage_nightly)\");` to the top of the `build.rs`\n  = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n  = note: `#[warn(unexpected_cfgs)]` on by default\n\nwarning: unexpected `cfg` condition name: `nightly`\n --> src/lib.rs:4:22\n  |\n4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]\n  |                      ^^^^^^^\n  |\n  = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n  = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> src/io/bufreader.rs:17:21\n   |\n17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = \"std\")))]\n   |                     ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `coverage_nightly`\n  --> src/named_args.rs:94:12\n   |\n94 | #[cfg_attr(coverage_nightly, coverage(off))]\n   |            ^^^^^^^^^^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(coverage_nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:59:36\n   |\n59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n   = note: `#[warn(unexpected_cfgs)]` on by default\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:60:36\n   |\n60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:61:36\n   |\n61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:62:36\n   |\n62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: field `0` is never read\n --> tests/dbg.rs:7:18\n  |\n7 |     struct Inner(u32);\n  |            ----- ^^^\n  |            |\n  |            field in this struct\n  |\n  = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis\n  = note: `#[warn(dead_code)]` on by default\nhelp: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field\n  |\n7 |     struct Inner(());\n  |                  ~~\n\n[tests/dbg.rs:15 | pad_before 0x2]\n[tests/dbg.rs:15 | offset 0x4] value = 0x4\n[tests/dbg.rs:15 | pad_after 0x1]\n[tests/dbg.rs:17 | align_before 0xa]\n[tests/dbg.rs:17 | offset 0xa] inner = Inner(\n    0xeffed,\n)\n[tests/dbg.rs:17 | align_after 0x10]\n[tests/dbg.rs:19 | offset 0x10] last = 0x42\n[tests/dbg.rs:19 | pad_size_to 0x4]\n[tests/dbg.rs:21 | offset 0x14] terminator = 0x69\n"
[INFO] [stdout]  right: "[tests/dbg.rs:15 | pad_before 0x2]\n[tests/dbg.rs:15 | offset 0x4] value = 0x4\n[tests/dbg.rs:15 | pad_after 0x1]\n[tests/dbg.rs:17 | align_before 0xa]\n[tests/dbg.rs:17 | offset 0xa] inner = Inner(\n    0xeffed,\n)\n[tests/dbg.rs:17 | align_after 0x10]\n[tests/dbg.rs:19 | offset 0x10] last = 0x42\n[tests/dbg.rs:19 | pad_size_to 0x4]\n[tests/dbg.rs:21 | offset 0x14] terminator = 0x69\n"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561a466d6b35 - <unknown>
[INFO] [stdout]    1:     0x561a466fd4ab - <unknown>
[INFO] [stdout]    2:     0x561a466d436f - <unknown>
[INFO] [stdout]    3:     0x561a466d690e - <unknown>
[INFO] [stdout]    4:     0x561a466d8339 - <unknown>
[INFO] [stdout]    5:     0x561a466d7ffe - <unknown>
[INFO] [stdout]    6:     0x561a466a925a - <unknown>
[INFO] [stdout]    7:     0x561a466d893b - <unknown>
[INFO] [stdout]    8:     0x561a466d86b4 - <unknown>
[INFO] [stdout]    9:     0x561a466d6ff9 - <unknown>
[INFO] [stdout]   10:     0x561a466d83e7 - <unknown>
[INFO] [stdout]   11:     0x561a4665d8b3 - <unknown>
[INFO] [stdout]   12:     0x561a4665dc9e - <unknown>
[INFO] [stdout]   13:     0x561a4665f2b2 - <unknown>
[INFO] [stdout]   14:     0x561a466629ac - <unknown>
[INFO] [stdout]   15:     0x561a466617f7 - <unknown>
[INFO] [stdout]   16:     0x561a46667086 - <unknown>
[INFO] [stdout]   17:     0x561a466adc3b - <unknown>
[INFO] [stdout]   18:     0x561a466ad341 - <unknown>
[INFO] [stdout]   19:     0x561a46675d04 - <unknown>
[INFO] [stdout]   20:     0x561a4667a732 - <unknown>
[INFO] [stdout]   21:     0x561a466dcc4b - <unknown>
[INFO] [stdout]   22:     0x7f066ebe8ac3 - <unknown>
[INFO] [stdout]   23:     0x7f066ec79a04 - __clone
[INFO] [stdout]   24:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     dbg
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test dbg`
[INFO] running `Command { std: "docker" "inspect" "1ae34efc482d4726427c59c696b2a2ab373c958edb717561a0c2ec2ffb315632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae34efc482d4726427c59c696b2a2ab373c958edb717561a0c2ec2ffb315632", kill_on_drop: false }`
[INFO] [stdout] 1ae34efc482d4726427c59c696b2a2ab373c958edb717561a0c2ec2ffb315632
[INFO] testing binrw-0.13.3 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate binrw 0.13.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate binrw 0.13.3 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binrw 0.13.3
[INFO] finished tweaking crates.io crate binrw 0.13.3
[INFO] tweaked toml for crates.io crate binrw 0.13.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding owo-colors v3.5.0 (latest: v4.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97208e85b483ab20b2f91e9e6dc2a218619fd9ca3ff98585ab1c26f547e92749
[INFO] running `Command { std: "docker" "start" "-a" "97208e85b483ab20b2f91e9e6dc2a218619fd9ca3ff98585ab1c26f547e92749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97208e85b483ab20b2f91e9e6dc2a218619fd9ca3ff98585ab1c26f547e92749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97208e85b483ab20b2f91e9e6dc2a218619fd9ca3ff98585ab1c26f547e92749", kill_on_drop: false }`
[INFO] [stdout] 97208e85b483ab20b2f91e9e6dc2a218619fd9ca3ff98585ab1c26f547e92749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b072a744dcfb3f5cdcd9f566ef861e8d54c249c98464c48ddae9f03af7feac52
[INFO] running `Command { std: "docker" "start" "-a" "b072a744dcfb3f5cdcd9f566ef861e8d54c249c98464c48ddae9f03af7feac52", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling binrw_derive v0.13.3
[INFO] [stderr]    Compiling binrw v0.13.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.70s
[INFO] running `Command { std: "docker" "inspect" "b072a744dcfb3f5cdcd9f566ef861e8d54c249c98464c48ddae9f03af7feac52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b072a744dcfb3f5cdcd9f566ef861e8d54c249c98464c48ddae9f03af7feac52", kill_on_drop: false }`
[INFO] [stdout] b072a744dcfb3f5cdcd9f566ef861e8d54c249c98464c48ddae9f03af7feac52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de0a12e50f0f7567e1bc2ecb81e36d1115760c589032388758521483e9975358
[INFO] running `Command { std: "docker" "start" "-a" "de0a12e50f0f7567e1bc2ecb81e36d1115760c589032388758521483e9975358", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling winnow v0.6.8
[INFO] [stderr]    Compiling trybuild v1.0.96
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling toml_edit v0.22.13
[INFO] [stderr]    Compiling toml v0.8.13
[INFO] [stderr]    Compiling binrw v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:61:36
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/dbg.rs:62:36
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> tests/ui.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]  --> tests/ui.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> tests/ui.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> tests/ui.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> tests/error.rs:309:35
[INFO] [stdout]     |
[INFO] [stdout] 309 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stdout]     |                                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> tests/error.rs:341:35
[INFO] [stdout]     |
[INFO] [stdout] 341 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stdout]     |                                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Big(u16);
[INFO] [stdout]    |            --- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Big(());
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     struct Little(u16);
[INFO] [stdout]    |            ------ ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     struct Little(());
[INFO] [stdout]    |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/meta.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     struct Runtime(u8);
[INFO] [stdout]    |            ------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 |     struct Runtime(());
[INFO] [stdout]    |                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> tests/dbg.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Inner(u32);
[INFO] [stdout]   |            ----- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Inner(());
[INFO] [stdout]   |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]    --> src/error/backtrace.rs:264:16
[INFO] [stdout]     |
[INFO] [stdout] 264 |     #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/io/bufreader.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stdout]   --> src/named_args.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 |         A(u32),
[INFO] [stdout]     |         - ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 140 |         A(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:142:11
[INFO] [stdout]     |
[INFO] [stdout] 142 |         B(u16),
[INFO] [stdout]     |         - ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 142 |         B(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:159:11
[INFO] [stdout]     |
[INFO] [stdout] 159 |         A([u8; 2]),
[INFO] [stdout]     |         - ^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 159 |         A(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:160:11
[INFO] [stdout]     |
[INFO] [stdout] 160 |         B([u8; 1]),
[INFO] [stdout]     |         - ^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |         B(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:228:38
[INFO] [stdout]     |
[INFO] [stdout] 228 |         A(#[br(assert(self_0 == 1))] u32),
[INFO] [stdout]     |         - field in this variant      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 228 |         A(#[br(assert(self_0 == 1))] ()),
[INFO] [stdout]     |                                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/error.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |         B(#[br(assert(self_0 == 2))] u32),
[INFO] [stdout]     |         - field in this variant      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 230 |         B(#[br(assert(self_0 == 2))] ()),
[INFO] [stdout]     |                                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> tests/derive/write/map.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     struct Test {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> tests/derive/write/map.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     struct Test {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyType` is never constructed
[INFO] [stdout]    --> tests/derive/write/map.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     struct MyType {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "de0a12e50f0f7567e1bc2ecb81e36d1115760c589032388758521483e9975358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0a12e50f0f7567e1bc2ecb81e36d1115760c589032388758521483e9975358", kill_on_drop: false }`
[INFO] [stdout] de0a12e50f0f7567e1bc2ecb81e36d1115760c589032388758521483e9975358
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73f9d0cc1c2de499e0b3fbc0b2517df25ad9e7cc2549f7d764cd2ba53ec54526
[INFO] running `Command { std: "docker" "start" "-a" "73f9d0cc1c2de499e0b3fbc0b2517df25ad9e7cc2549f7d764cd2ba53ec54526", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]  --> src/lib.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]  --> src/lib.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> src/io/bufreader.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = "std")))]
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]   --> src/named_args.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `binrw` (lib) generated 4 warnings
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]    --> tests/error.rs:309:35
[INFO] [stderr]     |
[INFO] [stderr] 309 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]    --> tests/error.rs:341:35
[INFO] [stderr]     |
[INFO] [stderr] 341 |             Cow::Borrowed(if cfg!(nightly) {
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:140:11
[INFO] [stderr]     |
[INFO] [stderr] 140 |         A(u32),
[INFO] [stderr]     |         - ^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 140 |         A(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:142:11
[INFO] [stderr]     |
[INFO] [stderr] 142 |         B(u16),
[INFO] [stderr]     |         - ^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 142 |         B(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:159:11
[INFO] [stderr]     |
[INFO] [stderr] 159 |         A([u8; 2]),
[INFO] [stderr]     |         - ^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 159 |         A(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:160:11
[INFO] [stderr]     |
[INFO] [stderr] 160 |         B([u8; 1]),
[INFO] [stderr]     |         - ^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 160 |         B(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:228:38
[INFO] [stderr]     |
[INFO] [stderr] 228 |         A(#[br(assert(self_0 == 1))] u32),
[INFO] [stderr]     |         - field in this variant      ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 228 |         A(#[br(assert(self_0 == 1))] ()),
[INFO] [stderr]     |                                      ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/error.rs:230:38
[INFO] [stderr]     |
[INFO] [stderr] 230 |         B(#[br(assert(self_0 == 2))] u32),
[INFO] [stderr]     |         - field in this variant      ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 230 |         B(#[br(assert(self_0 == 2))] ()),
[INFO] [stderr]     |                                      ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]  --> tests/ui.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stderr]  --> tests/ui.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/ui.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stderr]   --> tests/ui.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[cfg(all(nightly, not(coverage)))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `coverage_nightly`
[INFO] [stderr]    --> src/error/backtrace.rs:264:16
[INFO] [stderr]     |
[INFO] [stderr] 264 |     #[cfg_attr(coverage_nightly, coverage(off))]
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(coverage_nightly)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:59:36
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:61:36
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stderr]   --> tests/dbg.rs:62:36
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> tests/dbg.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |     struct Inner(u32);
[INFO] [stderr]   |            ----- ^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 7 |     struct Inner(());
[INFO] [stderr]   |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     struct Big(u16);
[INFO] [stderr]    |            --- ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 |     struct Big(());
[INFO] [stderr]    |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     struct Little(u16);
[INFO] [stderr]    |            ------ ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 14 |     struct Little(());
[INFO] [stderr]    |                   ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/meta.rs:18:20
[INFO] [stderr]    |
[INFO] [stderr] 18 |     struct Runtime(u8);
[INFO] [stderr]    |            ------- ^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 18 |     struct Runtime(());
[INFO] [stderr]    |                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Test` is never constructed
[INFO] [stderr]   --> tests/derive/write/map.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     struct Test {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Test` is never constructed
[INFO] [stderr]   --> tests/derive/write/map.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     struct Test {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyType` is never constructed
[INFO] [stderr]    --> tests/derive/write/map.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     struct MyType {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `binrw` (test "error") generated 8 warnings
[INFO] [stderr] warning: `binrw` (test "ui") generated 4 warnings
[INFO] [stderr] warning: `binrw` (lib test) generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `binrw` (test "dbg") generated 5 warnings
[INFO] [stderr] warning: `binrw` (test "meta") generated 3 warnings
[INFO] [stderr] warning: `binrw` (test "lib") generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/binrw-ed52f03642bd35d7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error::backtrace::tests::backtrace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binread_impls.rs (/opt/rustwide/target/debug/deps/binread_impls-f39f149a3fd37e90)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test vec_u8 ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test non_zero ... ok
[INFO] [stdout] test phantom_data ... ok
[INFO] [stdout] test convenience_endian ... ok
[INFO] [stdout] test boxed ... ok
[INFO] [stdout] test clone_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binwrite_impls.rs (/opt/rustwide/target/debug/deps/binwrite_impls-d632bb1a2266555d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test clone_args ... ok
[INFO] [stdout] test phantom_data ... ok
[INFO] [stdout] test option ... ok
[INFO] [stdout] test non_zero ... ok
[INFO] [stdout] test boxed ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test vec_i8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dbg.rs (/opt/rustwide/target/debug/deps/dbg-00e95b47752573ae)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dbg ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- dbg stdout ----
[INFO] [stdout] thread 'dbg' panicked at tests/dbg.rs:42:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "warning: unexpected `cfg` condition name: `coverage_nightly`\n --> src/lib.rs:3:13\n  |\n3 | #![cfg_attr(coverage_nightly, feature(coverage_attribute))]\n  |             ^^^^^^^^^^^^^^^^\n  |\n  = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`\n  = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(coverage_nightly)\");` to the top of the `build.rs`\n  = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n  = note: `#[warn(unexpected_cfgs)]` on by default\n\nwarning: unexpected `cfg` condition name: `nightly`\n --> src/lib.rs:4:22\n  |\n4 | #![cfg_attr(all(doc, nightly), feature(doc_cfg))]\n  |                      ^^^^^^^\n  |\n  = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n  = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> src/io/bufreader.rs:17:21\n   |\n17 | #[cfg_attr(all(doc, nightly), doc(cfg(feature = \"std\")))]\n   |                     ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `coverage_nightly`\n  --> src/named_args.rs:94:12\n   |\n94 | #[cfg_attr(coverage_nightly, coverage(off))]\n   |            ^^^^^^^^^^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(coverage_nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:59:36\n   |\n59 |                 offset_0 = if cfg!(nightly) { 15 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n   = note: `#[warn(unexpected_cfgs)]` on by default\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:60:36\n   |\n60 |                 offset_1 = if cfg!(nightly) { 17 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:61:36\n   |\n61 |                 offset_2 = if cfg!(nightly) { 19 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: unexpected `cfg` condition name: `nightly`\n  --> tests/dbg.rs:62:36\n   |\n62 |                 offset_3 = if cfg!(nightly) { 21 } else { 10 },\n   |                                    ^^^^^^^\n   |\n   = help: consider using a Cargo feature instead or adding `println!(\"cargo::rustc-check-cfg=cfg(nightly)\");` to the top of the `build.rs`\n   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration\n\nwarning: field `0` is never read\n --> tests/dbg.rs:7:18\n  |\n7 |     struct Inner(u32);\n  |            ----- ^^^\n  |            |\n  |            field in this struct\n  |\n  = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis\n  = note: `#[warn(dead_code)]` on by default\nhelp: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field\n  |\n7 |     struct Inner(());\n  |                  ~~\n\n[tests/dbg.rs:15 | pad_before 0x2]\n[tests/dbg.rs:15 | offset 0x4] value = 0x4\n[tests/dbg.rs:15 | pad_after 0x1]\n[tests/dbg.rs:17 | align_before 0xa]\n[tests/dbg.rs:17 | offset 0xa] inner = Inner(\n    0xeffed,\n)\n[tests/dbg.rs:17 | align_after 0x10]\n[tests/dbg.rs:19 | offset 0x10] last = 0x42\n[tests/dbg.rs:19 | pad_size_to 0x4]\n[tests/dbg.rs:21 | offset 0x14] terminator = 0x69\n"
[INFO] [stdout]  right: "[tests/dbg.rs:15 | pad_before 0x2]\n[tests/dbg.rs:15 | offset 0x4] value = 0x4\n[tests/dbg.rs:15 | pad_after 0x1]\n[tests/dbg.rs:17 | align_before 0xa]\n[tests/dbg.rs:17 | offset 0xa] inner = Inner(\n    0xeffed,\n)\n[tests/dbg.rs:17 | align_after 0x10]\n[tests/dbg.rs:19 | offset 0x10] last = 0x42\n[tests/dbg.rs:19 | pad_size_to 0x4]\n[tests/dbg.rs:21 | offset 0x14] terminator = 0x69\n"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556d648fcbc5 - <unknown>
[INFO] [stdout]    1:     0x556d649234db - <unknown>
[INFO] [stdout]    2:     0x556d648fa4af - <unknown>
[INFO] [stdout]    3:     0x556d648fc99e - <unknown>
[INFO] [stdout]    4:     0x556d648fe309 - <unknown>
[INFO] [stdout]    5:     0x556d648fe05c - <unknown>
[INFO] [stdout]    6:     0x556d648cf31f - <unknown>
[INFO] [stdout]    7:     0x556d648fe90b - <unknown>
[INFO] [stdout]    8:     0x556d648fe684 - <unknown>
[INFO] [stdout]    9:     0x556d648fd089 - <unknown>
[INFO] [stdout]   10:     0x556d648fe3b7 - <unknown>
[INFO] [stdout]   11:     0x556d64883893 - <unknown>
[INFO] [stdout]   12:     0x556d64883c7e - <unknown>
[INFO] [stdout]   13:     0x556d64885742 - <unknown>
[INFO] [stdout]   14:     0x556d64888d7c - <unknown>
[INFO] [stdout]   15:     0x556d64887bc7 - <unknown>
[INFO] [stdout]   16:     0x556d6488cef6 - <unknown>
[INFO] [stdout]   17:     0x556d648d3c3b - <unknown>
[INFO] [stdout]   18:     0x556d648d3301 - <unknown>
[INFO] [stdout]   19:     0x556d6489bcd4 - <unknown>
[INFO] [stdout]   20:     0x556d648a07a2 - <unknown>
[INFO] [stdout]   21:     0x556d64902c0b - <unknown>
[INFO] [stdout]   22:     0x7ffa936b5ac3 - <unknown>
[INFO] [stdout]   23:     0x7ffa93746a04 - __clone
[INFO] [stdout]   24:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     dbg
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test dbg`
[INFO] running `Command { std: "docker" "inspect" "73f9d0cc1c2de499e0b3fbc0b2517df25ad9e7cc2549f7d764cd2ba53ec54526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f9d0cc1c2de499e0b3fbc0b2517df25ad9e7cc2549f7d764cd2ba53ec54526", kill_on_drop: false }`
[INFO] [stdout] 73f9d0cc1c2de499e0b3fbc0b2517df25ad9e7cc2549f7d764cd2ba53ec54526
