[INFO] fetching crate fixed-buffer 0.1.3...
[INFO] checking fixed-buffer-0.1.3 against beta for pr-78714
[INFO] extracting crate fixed-buffer 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fixed-buffer 0.1.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer 0.1.3
[INFO] finished tweaking crates.io crate fixed-buffer 0.1.3
[INFO] tweaked toml for crates.io crate fixed-buffer 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate fixed-buffer 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-test v0.3.0
[INFO] [stderr]   Downloaded jemalloc-ctl v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcf4c7638239ef5d2e633291db4f6d5f3a8f4f3429760725f3d6391136f58024
[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" "bcf4c7638239ef5d2e633291db4f6d5f3a8f4f3429760725f3d6391136f58024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcf4c7638239ef5d2e633291db4f6d5f3a8f4f3429760725f3d6391136f58024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf4c7638239ef5d2e633291db4f6d5f3a8f4f3429760725f3d6391136f58024", kill_on_drop: false }`
[INFO] [stdout] bcf4c7638239ef5d2e633291db4f6d5f3a8f4f3429760725f3d6391136f58024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c04899cf440955a222fe2db6fe30eb143145ab29827bd4132542b1f9f0c0912
[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" "6c04899cf440955a222fe2db6fe30eb143145ab29827bd4132542b1f9f0c0912", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling tokio-macros v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking tokio v0.3.0
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking tokio-test v0.3.0
[INFO] [stderr]     Checking fixed-buffer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking jemalloc-ctl v0.3.3
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "6c04899cf440955a222fe2db6fe30eb143145ab29827bd4132542b1f9f0c0912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c04899cf440955a222fe2db6fe30eb143145ab29827bd4132542b1f9f0c0912", kill_on_drop: false }`
[INFO] [stdout] 6c04899cf440955a222fe2db6fe30eb143145ab29827bd4132542b1f9f0c0912