[INFO] cloning repository https://github.com/lrssnn/chord_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lrssnn/chord_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fchord_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fchord_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 872dcf33be3eada3f7c05de67120bd066b496f78
[INFO] checking lrssnn/chord_generator against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fchord_generator" "/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/lrssnn/chord_generator
[INFO] finished tweaking git repo https://github.com/lrssnn/chord_generator
[INFO] tweaked toml for git repo https://github.com/lrssnn/chord_generator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lrssnn/chord_generator on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lrssnn/chord_generator 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8884f536f8ab91a966841ced6389dc4face6bb080b9dbc471a5e7c19e3d8a1ff
[INFO] running `Command { std: "docker" "start" "-a" "8884f536f8ab91a966841ced6389dc4face6bb080b9dbc471a5e7c19e3d8a1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8884f536f8ab91a966841ced6389dc4face6bb080b9dbc471a5e7c19e3d8a1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8884f536f8ab91a966841ced6389dc4face6bb080b9dbc471a5e7c19e3d8a1ff", kill_on_drop: false }`
[INFO] [stdout] 8884f536f8ab91a966841ced6389dc4face6bb080b9dbc471a5e7c19e3d8a1ff
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8611b5c328d92cff2b9f8673d2dc72dead36adfdc9aa6bdbca4fc14d846fd4a
[INFO] running `Command { std: "docker" "start" "-a" "a8611b5c328d92cff2b9f8673d2dc72dead36adfdc9aa6bdbca4fc14d846fd4a", kill_on_drop: false }`
[INFO] [stderr]     Checking chord_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `major_scale` is never used
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn major_scale(r: Note) -> Vec<Note> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_flat_scale` is never used
[INFO] [stdout]   --> src/main.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn is_flat_scale(scale: &Vec<Note>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `letter` is never used
[INFO] [stdout]   --> src/note.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Note {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn letter(&self, flat:bool) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `major_scale` is never used
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn major_scale(r: Note) -> Vec<Note> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_flat_scale` is never used
[INFO] [stdout]   --> src/main.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn is_flat_scale(scale: &Vec<Note>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `letter` is never used
[INFO] [stdout]   --> src/note.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Note {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn letter(&self, flat:bool) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a8611b5c328d92cff2b9f8673d2dc72dead36adfdc9aa6bdbca4fc14d846fd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8611b5c328d92cff2b9f8673d2dc72dead36adfdc9aa6bdbca4fc14d846fd4a", kill_on_drop: false }`
[INFO] [stdout] a8611b5c328d92cff2b9f8673d2dc72dead36adfdc9aa6bdbca4fc14d846fd4a
