[INFO] crate tokio-file 0.5.2 is already in cache
[INFO] testing tokio-file-0.5.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate tokio-file 0.5.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tokio-file 0.5.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-file 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-file 0.5.2
[INFO] tweaked toml for crates.io crate tokio-file 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tokio-file 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 047c58acc9e9e27da44fdb193f4e476d6c9432d86d0dd67ff8fc1cec8d05ce3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "047c58acc9e9e27da44fdb193f4e476d6c9432d86d0dd67ff8fc1cec8d05ce3c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.20
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-aio v0.4.1
[INFO] [stderr] error[E0599]: no variant named `SigevKevent` found for enum `nix::sys::signal::SigevNotify`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/src/aio.rs:199:34
[INFO] [stderr]     |
[INFO] [stderr] 199 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stderr]     |                                  ^^^^^^^^^^^ variant not found in `nix::sys::signal::SigevNotify`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `is_lio` found for struct `mio::unix::UnixReady` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/src/aio.rs:375:41
[INFO] [stderr]     |
[INFO] [stderr] 375 |         assert!(UnixReady::from(events).is_lio());
[INFO] [stderr]     |                                         ^^^^^^ help: there is an associated function with a similar name: `is_aio`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant named `SigevKevent` found for enum `nix::sys::signal::SigevNotify`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/src/aio.rs:378:34
[INFO] [stderr]     |
[INFO] [stderr] 378 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stderr]     |                                  ^^^^^^^^^^^ variant not found in `nix::sys::signal::SigevNotify`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `mio-aio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "047c58acc9e9e27da44fdb193f4e476d6c9432d86d0dd67ff8fc1cec8d05ce3c"`
[INFO] running `"docker" "rm" "-f" "047c58acc9e9e27da44fdb193f4e476d6c9432d86d0dd67ff8fc1cec8d05ce3c"`
[INFO] [stdout] 047c58acc9e9e27da44fdb193f4e476d6c9432d86d0dd67ff8fc1cec8d05ce3c