[INFO] cloning repository https://github.com/SimonBranch/ear-training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonBranch/ear-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonBranch%2Fear-training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonBranch%2Fear-training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af1bef4d81a36969a83325d75a7047fc6e117374
[INFO] checking SimonBranch/ear-training against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonBranch%2Fear-training" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonBranch/ear-training on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SimonBranch/ear-training
[INFO] finished tweaking git repo https://github.com/SimonBranch/ear-training
[INFO] tweaked toml for git repo https://github.com/SimonBranch/ear-training written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SimonBranch/ear-training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded counter v0.5.2
[INFO] [stderr]   Downloaded cc v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba1a21c0a0ea3e8a7b18a089fb3d44ba0e1f6d991e91a92706e1e97476a8fc8d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba1a21c0a0ea3e8a7b18a089fb3d44ba0e1f6d991e91a92706e1e97476a8fc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba1a21c0a0ea3e8a7b18a089fb3d44ba0e1f6d991e91a92706e1e97476a8fc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1a21c0a0ea3e8a7b18a089fb3d44ba0e1f6d991e91a92706e1e97476a8fc8d", kill_on_drop: false }`
[INFO] [stdout] ba1a21c0a0ea3e8a7b18a089fb3d44ba0e1f6d991e91a92706e1e97476a8fc8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00f1ceb07da95880fb71c783b1dd44ba56a67af59bd09e0d8ee3e63c38ad26c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00f1ceb07da95880fb71c783b1dd44ba56a67af59bd09e0d8ee3e63c38ad26c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking counter v0.5.2
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rodio v0.11.0
[INFO] [stderr]     Checking ear-training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.15s
[INFO] running `Command { std: "docker" "inspect" "00f1ceb07da95880fb71c783b1dd44ba56a67af59bd09e0d8ee3e63c38ad26c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f1ceb07da95880fb71c783b1dd44ba56a67af59bd09e0d8ee3e63c38ad26c2", kill_on_drop: false }`
[INFO] [stdout] 00f1ceb07da95880fb71c783b1dd44ba56a67af59bd09e0d8ee3e63c38ad26c2