[INFO] cloning repository https://github.com/ryan28561/rust-music
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryan28561/rust-music" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryan28561%2Frust-music", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryan28561%2Frust-music'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 409bb28a409433534c054a085f9255422d1eb8bb
[INFO] checking ryan28561/rust-music against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryan28561%2Frust-music" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryan28561/rust-music on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryan28561/rust-music
[INFO] finished tweaking git repo https://github.com/ryan28561/rust-music
[INFO] tweaked toml for git repo https://github.com/ryan28561/rust-music written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ryan28561/rust-music 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking ryan28561/rust-music against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryan28561%2Frust-music" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryan28561/rust-music on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryan28561/rust-music
[INFO] finished tweaking git repo https://github.com/ryan28561/rust-music
[INFO] tweaked toml for git repo https://github.com/ryan28561/rust-music written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ryan28561/rust-music 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/scholtzan/rust-fluidsynth`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded random-number-macro-impl v0.1.0
[INFO] [stderr]   Downloaded random-pick v1.2.9
[INFO] [stderr]   Downloaded random-number v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250cdabcf754072bbcf55e4c8b8214f1148d55a747a1cb31137a96ad5f6454c1
[INFO] running `Command { std: "docker" "start" "-a" "250cdabcf754072bbcf55e4c8b8214f1148d55a747a1cb31137a96ad5f6454c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250cdabcf754072bbcf55e4c8b8214f1148d55a747a1cb31137a96ad5f6454c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250cdabcf754072bbcf55e4c8b8214f1148d55a747a1cb31137a96ad5f6454c1", kill_on_drop: false }`
[INFO] [stdout] 250cdabcf754072bbcf55e4c8b8214f1148d55a747a1cb31137a96ad5f6454c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f95415d497b972cbc97e1ae824e6c71a84d90e1887cd2359812b7cd3622df35
[INFO] running `Command { std: "docker" "start" "-a" "3f95415d497b972cbc97e1ae824e6c71a84d90e1887cd2359812b7cd3622df35", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking fluidsynth v0.0.1 (https://github.com/scholtzan/rust-fluidsynth#5a34029c)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling random-number-macro-impl v0.1.0
[INFO] [stderr]     Checking random-number v0.1.1
[INFO] [stderr]     Checking random-pick v1.2.9
[INFO] [stderr]     Checking rustmusic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MINOR` is never used
[INFO] [stdout]  --> src/scale.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const MINOR: [i32; 7] = [0, 2, 3, 5, 7, 8, 10];
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HARMONIC_MINOR` is never used
[INFO] [stdout]  --> src/scale.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const HARMONIC_MINOR: [i32; 7] = [2, 3, 5, 7, 8, 11, 12];
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NINE` is never used
[INFO] [stdout]  --> src/chord.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const NINE: [i32; 4] = [2, 4, 6, 8];
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ELEVEN` is never used
[INFO] [stdout]  --> src/chord.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const ELEVEN: [i32; 5] = [2, 4, 6, 8, 10];
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THIRTEEN` is never used
[INFO] [stdout]   --> src/chord.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRTEEN: [i32; 6] = [2, 4, 6, 8, 10, 12];
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MINOR` is never used
[INFO] [stdout]  --> src/scale.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const MINOR: [i32; 7] = [0, 2, 3, 5, 7, 8, 10];
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HARMONIC_MINOR` is never used
[INFO] [stdout]  --> src/scale.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const HARMONIC_MINOR: [i32; 7] = [2, 3, 5, 7, 8, 11, 12];
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NINE` is never used
[INFO] [stdout]  --> src/chord.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const NINE: [i32; 4] = [2, 4, 6, 8];
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ELEVEN` is never used
[INFO] [stdout]  --> src/chord.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const ELEVEN: [i32; 5] = [2, 4, 6, 8, 10];
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THIRTEEN` is never used
[INFO] [stdout]   --> src/chord.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRTEEN: [i32; 6] = [2, 4, 6, 8, 10, 12];
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "3f95415d497b972cbc97e1ae824e6c71a84d90e1887cd2359812b7cd3622df35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f95415d497b972cbc97e1ae824e6c71a84d90e1887cd2359812b7cd3622df35", kill_on_drop: false }`
[INFO] [stdout] 3f95415d497b972cbc97e1ae824e6c71a84d90e1887cd2359812b7cd3622df35
