[INFO] cloning repository https://github.com/theglennewman/music_theory_tool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theglennewman/music_theory_tool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheglennewman%2Fmusic_theory_tool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheglennewman%2Fmusic_theory_tool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e87243acf7fdb59fda8df474eff4783ba1bec75
[INFO] checking theglennewman/music_theory_tool against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheglennewman%2Fmusic_theory_tool" "/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/theglennewman/music_theory_tool
[INFO] finished tweaking git repo https://github.com/theglennewman/music_theory_tool
[INFO] tweaked toml for git repo https://github.com/theglennewman/music_theory_tool written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/theglennewman/music_theory_tool on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/theglennewman/music_theory_tool 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking theglennewman/music_theory_tool against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheglennewman%2Fmusic_theory_tool" "/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/theglennewman/music_theory_tool
[INFO] finished tweaking git repo https://github.com/theglennewman/music_theory_tool
[INFO] tweaked toml for git repo https://github.com/theglennewman/music_theory_tool written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/theglennewman/music_theory_tool on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/theglennewman/music_theory_tool 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2
[INFO] running `Command { std: "docker" "start" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2", 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" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2", 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" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking music_theory_tool v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::interval`
[INFO] [stdout]   --> src/note.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interval`
[INFO] [stdout]   --> src/note.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `errstr`
[INFO] [stdout]    --> src/interval.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |     let errstr = "intervals not equal? {} and {}";
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_errstr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `errstr`
[INFO] [stdout]    --> src/interval.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |     let errstr = "intervals not equal? {} and {}";
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_errstr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `DOUBLEFLAT`, `FLAT`, `NATURAL`, and `DOUBLESHARP` are never used
[INFO] [stdout]   --> src/note.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl Accidental {
[INFO] [stdout]    | --------------- associated constants in this implementation
[INFO] [stdout] 79 |     pub const DOUBLEFLAT: Self = Self {
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub const FLAT: Self = Self {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub const NATURAL: Self = Self {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub const DOUBLESHARP: Self = Self {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `FIFTH` and `SIXTH` are never used
[INFO] [stdout]   --> src/interval.rs:89:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl GenericInterval {
[INFO] [stdout]    | -------------------- associated constants in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     const FIFTH:   i8 = 4;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 90 |     const SIXTH:   i8 = 5;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Interval` is never constructed
[INFO] [stdout]    --> src/interval.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | struct Interval {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `DOUBLEFLAT`, `FLAT`, `NATURAL`, and `DOUBLESHARP` are never used
[INFO] [stdout]   --> src/note.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl Accidental {
[INFO] [stdout]    | --------------- associated constants in this implementation
[INFO] [stdout] 79 |     pub const DOUBLEFLAT: Self = Self {
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub const FLAT: Self = Self {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub const NATURAL: Self = Self {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub const DOUBLESHARP: Self = Self {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `FIFTH` and `SIXTH` are never used
[INFO] [stdout]   --> src/interval.rs:89:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl GenericInterval {
[INFO] [stdout]    | -------------------- associated constants in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     const FIFTH:   i8 = 4;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 90 |     const SIXTH:   i8 = 5;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Interval` is never constructed
[INFO] [stdout]    --> src/interval.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | struct Interval {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2", kill_on_drop: false }`
[INFO] [stdout] d7326cc575155dce0f5d69600c3f6033af73aee4211fa231f584f51db2720fd2
