[INFO] fetching crate tokio-file 0.6.0...
[INFO] documenting tokio-file-0.6.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate tokio-file 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-file 0.6.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-file 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-file 0.6.0
[INFO] tweaked toml for crates.io crate tokio-file 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tokio-file 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded galvanic-test v0.2.0
[INFO] [stderr]   Downloaded mio-aio v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00055c2c90695b47fc82d4d47244bbf1b9082359f4c44569887252a0b226efca
[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" "00055c2c90695b47fc82d4d47244bbf1b9082359f4c44569887252a0b226efca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00055c2c90695b47fc82d4d47244bbf1b9082359f4c44569887252a0b226efca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00055c2c90695b47fc82d4d47244bbf1b9082359f4c44569887252a0b226efca", kill_on_drop: false }`
[INFO] [stdout] 00055c2c90695b47fc82d4d47244bbf1b9082359f4c44569887252a0b226efca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 840daba837899f5540edceaf6771cf5877a58fe3539ac6099a452a8f122baa2a
[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" "840daba837899f5540edceaf6771cf5877a58fe3539ac6099a452a8f122baa2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]     Checking mio-aio v0.5.0
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stdout] error[E0599]: no variant named `SigevKevent` found for enum `SigevNotify`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.5.0/src/aio.rs:115:34
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stdout]     |                                  ^^^^^^^^^^^ variant not found in `SigevNotify`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_lio` found for struct `UnixReady` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.5.0/src/aio.rs:263:41
[INFO] [stdout]     |
[INFO] [stdout] 263 |         assert!(UnixReady::from(events).is_lio());
[INFO] [stdout]     |                                         ^^^^^^ help: there is an associated function with a similar name: `is_aio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `SigevKevent` found for enum `SigevNotify`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.5.0/src/aio.rs:266:34
[INFO] [stdout]     |
[INFO] [stdout] 266 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stdout]     |                                  ^^^^^^^^^^^ variant not found in `SigevNotify`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio-aio` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "840daba837899f5540edceaf6771cf5877a58fe3539ac6099a452a8f122baa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840daba837899f5540edceaf6771cf5877a58fe3539ac6099a452a8f122baa2a", kill_on_drop: false }`
[INFO] [stdout] 840daba837899f5540edceaf6771cf5877a58fe3539ac6099a452a8f122baa2a
