[INFO] cloning repository https://github.com/wyhaya/mei
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wyhaya/mei" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhaya%2Fmei", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhaya%2Fmei'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd690536b3b45191101bf1b79b5e95c55c778915
[INFO] checking wyhaya/mei against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhaya%2Fmei" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wyhaya/mei on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wyhaya/mei
[INFO] finished tweaking git repo https://github.com/wyhaya/mei
[INFO] tweaked toml for git repo https://github.com/wyhaya/mei written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wyhaya/mei already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4095a6f7b300ce15808ea21441934a55d6fbabf0a8d16bb2588f2594b912776d
[INFO] running `Command { std: "docker" "start" "-a" "4095a6f7b300ce15808ea21441934a55d6fbabf0a8d16bb2588f2594b912776d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4095a6f7b300ce15808ea21441934a55d6fbabf0a8d16bb2588f2594b912776d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4095a6f7b300ce15808ea21441934a55d6fbabf0a8d16bb2588f2594b912776d", kill_on_drop: false }`
[INFO] [stdout] 4095a6f7b300ce15808ea21441934a55d6fbabf0a8d16bb2588f2594b912776d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a666c2e299541f30f0ad6e17519043e98ab69085d9a9ffa18a4faab89299b176
[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" "a666c2e299541f30f0ad6e17519043e98ab69085d9a9ffa18a4faab89299b176", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking pbkdf2 v0.6.0
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.1
[INFO] [stderr]     Checking aes-soft v0.6.3
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[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]     Checking brotli v3.3.0
[INFO] [stderr]     Checking scrypt v0.5.0
[INFO] [stderr]     Checking mei v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.78s
[INFO] running `Command { std: "docker" "inspect" "a666c2e299541f30f0ad6e17519043e98ab69085d9a9ffa18a4faab89299b176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a666c2e299541f30f0ad6e17519043e98ab69085d9a9ffa18a4faab89299b176", kill_on_drop: false }`
[INFO] [stdout] a666c2e299541f30f0ad6e17519043e98ab69085d9a9ffa18a4faab89299b176