[INFO] fetching crate slow5 0.11.0...
[INFO] checking slow5-0.11.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate slow5 0.11.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate slow5 0.11.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slow5 0.11.0
[INFO] finished tweaking crates.io crate slow5 0.11.0
[INFO] tweaked toml for crates.io crate slow5 0.11.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate slow5 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73ab60ba3651f833ccb724b2a9ba5630fe97c7a46de0a98e082a34ba76501614
[INFO] running `Command { std: "docker" "start" "-a" "73ab60ba3651f833ccb724b2a9ba5630fe97c7a46de0a98e082a34ba76501614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73ab60ba3651f833ccb724b2a9ba5630fe97c7a46de0a98e082a34ba76501614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ab60ba3651f833ccb724b2a9ba5630fe97c7a46de0a98e082a34ba76501614", kill_on_drop: false }`
[INFO] [stdout] 73ab60ba3651f833ccb724b2a9ba5630fe97c7a46de0a98e082a34ba76501614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da96af12ce6f55479b9d9a2ad6a3abc65a3ced6d06dd0ad3f55bc655c574f2d7
[INFO] running `Command { std: "docker" "start" "-a" "da96af12ce6f55479b9d9a2ad6a3abc65a3ced6d06dd0ad3f55bc655c574f2d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling prettyplease v0.2.13
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling dunce v1.0.3
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling serde_test v1.0.152
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling syn v2.0.30
[INFO] [stderr]    Compiling cstr v0.2.11
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling zstd-sys v2.0.7+zstd.1.5.4
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]     Checking predicates v2.1.3
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking assert_fs v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking version-sync v0.9.4
[INFO] [stderr]    Compiling slow5lib-sys v0.9.0+slow5lib.1.1.0
[INFO] [stderr]     Checking slow5 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `doc_cfg`
[INFO] [stdout]   --> src/compression.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "zstd")))]
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `doc_cfg`
[INFO] [stdout]   --> src/compression.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "zstd")))]
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]    --> src/auxiliary.rs:382:15
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub trait Sealed {}
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]    --> src/auxiliary.rs:382:15
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub trait Sealed {}
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.98s
[INFO] running `Command { std: "docker" "inspect" "da96af12ce6f55479b9d9a2ad6a3abc65a3ced6d06dd0ad3f55bc655c574f2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da96af12ce6f55479b9d9a2ad6a3abc65a3ced6d06dd0ad3f55bc655c574f2d7", kill_on_drop: false }`
[INFO] [stdout] da96af12ce6f55479b9d9a2ad6a3abc65a3ced6d06dd0ad3f55bc655c574f2d7