[INFO] cloning repository https://github.com/set-kaung/song_refs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/set-kaung/song_refs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fset-kaung%2Fsong_refs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fset-kaung%2Fsong_refs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b57a842d99bf0842336eef76facf100316cd211
[INFO] checking set-kaung/song_refs against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fset-kaung%2Fsong_refs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/set-kaung/song_refs
[INFO] finished tweaking git repo https://github.com/set-kaung/song_refs
[INFO] tweaked toml for git repo https://github.com/set-kaung/song_refs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/set-kaung/song_refs on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/set-kaung/song_refs 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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a
[INFO] running `Command { std: "docker" "start" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking song_refs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Song` is never constructed
[INFO] [stdout]  --> src/domain/song.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Song {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SongRepo` is never used
[INFO] [stdout]  --> src/repository/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait SongRepo {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PSQLSongRepo` is never constructed
[INFO] [stdout]  --> src/repository/postgres/song_repository.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PSQLSongRepo {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SongError` is never used
[INFO] [stdout]  --> src/service/song_service.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum SongError {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_single_song` is never used
[INFO] [stdout]  --> src/service/song_service.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn get_single_song<T: SongRepo>(song_repo: &T, id: i64) -> Result<Song, SongError> {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Song` is never constructed
[INFO] [stdout]  --> src/domain/song.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Song {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SongRepo` is never used
[INFO] [stdout]  --> src/repository/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait SongRepo {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PSQLSongRepo` is never constructed
[INFO] [stdout]  --> src/repository/postgres/song_repository.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PSQLSongRepo {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SongError` is never used
[INFO] [stdout]  --> src/service/song_service.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum SongError {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_single_song` is never used
[INFO] [stdout]  --> src/service/song_service.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn get_single_song<T: SongRepo>(song_repo: &T, id: i64) -> Result<Song, SongError> {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.28s
[INFO] running `Command { std: "docker" "inspect" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a", kill_on_drop: false }`
[INFO] [stdout] 43fc301c800b38900b5174cc2e12ccb3c53e97b168822fc49b007decac3d3a1a
