[INFO] cloning repository https://github.com/SaiintBrisson/mp3_decoder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaiintBrisson/mp3_decoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaiintBrisson%2Fmp3_decoder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaiintBrisson%2Fmp3_decoder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0fb370bb4b215e5ab05310848811ab0351db56c [INFO] checking SaiintBrisson/mp3_decoder against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaiintBrisson%2Fmp3_decoder" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SaiintBrisson/mp3_decoder on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SaiintBrisson/mp3_decoder [INFO] finished tweaking git repo https://github.com/SaiintBrisson/mp3_decoder [INFO] tweaked toml for git repo https://github.com/SaiintBrisson/mp3_decoder 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47bd8aef2d02e60f1c117ddd9235335a0d3c4844daa0de86c7a1c9da60f0a442 [INFO] running `Command { std: "docker" "start" "-a" "47bd8aef2d02e60f1c117ddd9235335a0d3c4844daa0de86c7a1c9da60f0a442", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47bd8aef2d02e60f1c117ddd9235335a0d3c4844daa0de86c7a1c9da60f0a442", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47bd8aef2d02e60f1c117ddd9235335a0d3c4844daa0de86c7a1c9da60f0a442", kill_on_drop: false }` [INFO] [stdout] 47bd8aef2d02e60f1c117ddd9235335a0d3c4844daa0de86c7a1c9da60f0a442 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3028eab0c03715c0fb910330c16c729548cefd8c6bf01c564d47cd3cd833b9f [INFO] running `Command { std: "docker" "start" "-a" "f3028eab0c03715c0fb910330c16c729548cefd8c6bf01c564d47cd3cd833b9f", kill_on_drop: false }` [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking mp3-reader v0.1.0 (/opt/rustwide/workdir/mp3-reader) [INFO] [stderr] Checking id3-reader v0.1.0 (/opt/rustwide/workdir/id3-reader) [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> id3-reader/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> id3-reader/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `year`, `album_track`, and `song_genre` are never read [INFO] [stdout] --> id3-reader/src/v1/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ID3v1 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | year: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | comment: String, [INFO] [stdout] 10 | album_track: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | song_genre: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v1` 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] [INFO] [stdout] [INFO] [stdout] warning: fields `header` and `frames` are never read [INFO] [stdout] --> id3-reader/src/v2/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ID3v2 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | header: header::Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | frames: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `frame_type` and `flags` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Frame { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | pub frame_type: FrameType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | pub size: u32, [INFO] [stdout] 9 | pub flags: FrameFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | TIT2(String), [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] 14 | TIT2(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | TPE1(String), [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] 15 | TPE1(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | TALB(String), [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] 16 | TALB(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | TYER(String), [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] 17 | TYER(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | TCON(String), [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] 18 | TCON(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | TXXX(String), [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] 19 | TXXX(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | COMM([u8; 3], String, String), [INFO] [stdout] | ---- ^^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 20 | COMM((), (), ()), [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `year`, `album_track`, and `song_genre` are never read [INFO] [stdout] --> id3-reader/src/v1/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ID3v1 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | year: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | comment: String, [INFO] [stdout] 10 | album_track: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | song_genre: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v1` 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] [INFO] [stdout] [INFO] [stdout] warning: fields `header` and `frames` are never read [INFO] [stdout] --> id3-reader/src/v2/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ID3v2 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | header: header::Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | frames: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `frame_type` and `flags` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Frame { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | pub frame_type: FrameType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | pub size: u32, [INFO] [stdout] 9 | pub flags: FrameFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | TIT2(String), [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] 14 | TIT2(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | TPE1(String), [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] 15 | TPE1(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | TALB(String), [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] 16 | TALB(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | TYER(String), [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] 17 | TYER(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | TCON(String), [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] 18 | TCON(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | TXXX(String), [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] 19 | TXXX(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | COMM([u8; 3], String, String), [INFO] [stdout] | ---- ^^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 20 | COMM((), (), ()), [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `Command { std: "docker" "inspect" "f3028eab0c03715c0fb910330c16c729548cefd8c6bf01c564d47cd3cd833b9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3028eab0c03715c0fb910330c16c729548cefd8c6bf01c564d47cd3cd833b9f", kill_on_drop: false }` [INFO] [stdout] f3028eab0c03715c0fb910330c16c729548cefd8c6bf01c564d47cd3cd833b9f [INFO] checking SaiintBrisson/mp3_decoder against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaiintBrisson%2Fmp3_decoder" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SaiintBrisson/mp3_decoder on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SaiintBrisson/mp3_decoder [INFO] finished tweaking git repo https://github.com/SaiintBrisson/mp3_decoder [INFO] tweaked toml for git repo https://github.com/SaiintBrisson/mp3_decoder 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95c7cfb53634b94e053a60d29b90c8f5c29b09b6b5b2aed115f0c50c7030986c [INFO] running `Command { std: "docker" "start" "-a" "95c7cfb53634b94e053a60d29b90c8f5c29b09b6b5b2aed115f0c50c7030986c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95c7cfb53634b94e053a60d29b90c8f5c29b09b6b5b2aed115f0c50c7030986c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c7cfb53634b94e053a60d29b90c8f5c29b09b6b5b2aed115f0c50c7030986c", kill_on_drop: false }` [INFO] [stdout] 95c7cfb53634b94e053a60d29b90c8f5c29b09b6b5b2aed115f0c50c7030986c [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 928163be040fbd8ed4e60b07c8fd7ce0717a883c431d26775bc616eef1786a92 [INFO] running `Command { std: "docker" "start" "-a" "928163be040fbd8ed4e60b07c8fd7ce0717a883c431d26775bc616eef1786a92", kill_on_drop: false }` [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking mp3-reader v0.1.0 (/opt/rustwide/workdir/mp3-reader) [INFO] [stderr] Checking id3-reader v0.1.0 (/opt/rustwide/workdir/id3-reader) [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> id3-reader/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> id3-reader/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `year`, `album_track`, and `song_genre` are never read [INFO] [stdout] --> id3-reader/src/v1/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ID3v1 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | year: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | comment: String, [INFO] [stdout] 10 | album_track: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | song_genre: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v1` 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] [INFO] [stdout] [INFO] [stdout] warning: fields `header` and `frames` are never read [INFO] [stdout] --> id3-reader/src/v2/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ID3v2 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | header: header::Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | frames: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `frame_type` and `flags` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Frame { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | pub frame_type: FrameType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | pub size: u32, [INFO] [stdout] 9 | pub flags: FrameFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | TIT2(String), [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] 14 | TIT2(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | TPE1(String), [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] 15 | TPE1(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | TALB(String), [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] 16 | TALB(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | TYER(String), [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] 17 | TYER(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | TCON(String), [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] 18 | TCON(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | TXXX(String), [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] 19 | TXXX(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | COMM([u8; 3], String, String), [INFO] [stdout] | ---- ^^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 20 | COMM((), (), ()), [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `year`, `album_track`, and `song_genre` are never read [INFO] [stdout] --> id3-reader/src/v1/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ID3v1 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | year: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | comment: String, [INFO] [stdout] 10 | album_track: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | song_genre: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v1` 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] [INFO] [stdout] [INFO] [stdout] warning: fields `header` and `frames` are never read [INFO] [stdout] --> id3-reader/src/v2/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ID3v2 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | header: header::Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | frames: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ID3v2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `frame_type` and `flags` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Frame { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | pub frame_type: FrameType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | pub size: u32, [INFO] [stdout] 9 | pub flags: FrameFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | TIT2(String), [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] 14 | TIT2(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | TPE1(String), [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] 15 | TPE1(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | TALB(String), [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] 16 | TALB(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | TYER(String), [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] 17 | TYER(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | TCON(String), [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] 18 | TCON(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | TXXX(String), [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] 19 | TXXX(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> id3-reader/src/v2/frame.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | COMM([u8; 3], String, String), [INFO] [stdout] | ---- ^^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 20 | COMM((), (), ()), [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `Command { std: "docker" "inspect" "928163be040fbd8ed4e60b07c8fd7ce0717a883c431d26775bc616eef1786a92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "928163be040fbd8ed4e60b07c8fd7ce0717a883c431d26775bc616eef1786a92", kill_on_drop: false }` [INFO] [stdout] 928163be040fbd8ed4e60b07c8fd7ce0717a883c431d26775bc616eef1786a92