[INFO] crate mio-aio 0.4.1 is already in cache
[INFO] testing mio-aio-0.4.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate mio-aio 0.4.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mio-aio 0.4.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-aio 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mio-aio 0.4.1
[INFO] tweaked toml for crates.io crate mio-aio 0.4.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] f5f8b4e7372cde2ed67cb1f3557e9c30b6d0042dfe4fabdd795b459bbc43407e
[INFO] running `Command { std: "docker" "start" "-a" "f5f8b4e7372cde2ed67cb1f3557e9c30b6d0042dfe4fabdd795b459bbc43407e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5f8b4e7372cde2ed67cb1f3557e9c30b6d0042dfe4fabdd795b459bbc43407e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f8b4e7372cde2ed67cb1f3557e9c30b6d0042dfe4fabdd795b459bbc43407e", kill_on_drop: false }`
[INFO] [stdout] f5f8b4e7372cde2ed67cb1f3557e9c30b6d0042dfe4fabdd795b459bbc43407e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93bc6ec9741f62a11c83e75c1e6d008ab790ea79444b0ed182da8ff5e7186fa1
[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" "93bc6ec9741f62a11c83e75c1e6d008ab790ea79444b0ed182da8ff5e7186fa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling mio-aio v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'mio::unix::UnixReady::is_aio': this function is now platform specific
[INFO] [stdout]    --> src/aio.rs:196:41
[INFO] [stdout]     |
[INFO] [stdout] 196 |         assert!(UnixReady::from(events).is_aio());
[INFO] [stdout]     |                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `SigevKevent` found for enum `nix::sys::signal::SigevNotify`
[INFO] [stdout]    --> src/aio.rs:199:34
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stdout]     |                                  ^^^^^^^^^^^ variant not found in `nix::sys::signal::SigevNotify`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_lio` found for struct `mio::unix::UnixReady` in the current scope
[INFO] [stdout]    --> src/aio.rs:375:41
[INFO] [stdout]     |
[INFO] [stdout] 375 |         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 `nix::sys::signal::SigevNotify`
[INFO] [stdout]    --> src/aio.rs:378:34
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let sigev = SigevNotify::SigevKevent{kq, udata: udata as isize};
[INFO] [stdout]     |                                  ^^^^^^^^^^^ variant not found in `nix::sys::signal::SigevNotify`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[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`.
[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 `Command { std: "docker" "inspect" "93bc6ec9741f62a11c83e75c1e6d008ab790ea79444b0ed182da8ff5e7186fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93bc6ec9741f62a11c83e75c1e6d008ab790ea79444b0ed182da8ff5e7186fa1", kill_on_drop: false }`
[INFO] [stdout] 93bc6ec9741f62a11c83e75c1e6d008ab790ea79444b0ed182da8ff5e7186fa1