[INFO] fetching crate yttrium_std_joined 0.1.0...
[INFO] checking yttrium_std_joined-0.1.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate yttrium_std_joined 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate yttrium_std_joined 0.1.0 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium_std_joined 0.1.0
[INFO] finished tweaking crates.io crate yttrium_std_joined 0.1.0
[INFO] tweaked toml for crates.io crate yttrium_std_joined 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+81275a1445c7502a974118e0c69b795ab60be991" "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] ec624ef399fe8a5b659116df5c6aecd247b344ea41493245460d9319e7a893c6
[INFO] running `Command { std: "docker" "start" "-a" "ec624ef399fe8a5b659116df5c6aecd247b344ea41493245460d9319e7a893c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec624ef399fe8a5b659116df5c6aecd247b344ea41493245460d9319e7a893c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec624ef399fe8a5b659116df5c6aecd247b344ea41493245460d9319e7a893c6", kill_on_drop: false }`
[INFO] [stdout] ec624ef399fe8a5b659116df5c6aecd247b344ea41493245460d9319e7a893c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 2f3d740314e7b81d33b81c3578da8e6935c86e9e304606d951e39bd18bec1d35
[INFO] running `Command { std: "docker" "start" "-a" "2f3d740314e7b81d33b81c3578da8e6935c86e9e304606d951e39bd18bec1d35", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking serenity v0.9.3
[INFO] [stderr]     Checking yttrium_key_base v0.1.0
[INFO] [stderr]     Checking yttrium_std_joined v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.24s
[INFO] running `Command { std: "docker" "inspect" "2f3d740314e7b81d33b81c3578da8e6935c86e9e304606d951e39bd18bec1d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3d740314e7b81d33b81c3578da8e6935c86e9e304606d951e39bd18bec1d35", kill_on_drop: false }`
[INFO] [stdout] 2f3d740314e7b81d33b81c3578da8e6935c86e9e304606d951e39bd18bec1d35