[INFO] fetching crate tokio-file 0.5.2...
[INFO] documenting tokio-file-0.5.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tokio-file 0.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tokio-file 0.5.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate crates.io crate tokio-file 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded tokio v0.1.7
[INFO] [stderr]   Downloaded getopts v0.2.18
[INFO] [stderr]   Downloaded winapi v0.2.6
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.10
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded divbuf v0.3.1
[INFO] [stderr]   Downloaded cc v1.0.0
[INFO] [stderr]   Downloaded rand v0.4.1
[INFO] [stderr]   Downloaded galvanic-test v0.1.5
[INFO] [stderr]   Downloaded errno v0.2.3
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded tempdir v0.3.6
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.0
[INFO] [stderr]   Downloaded kernel32-sys v0.2.0
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.2
[INFO] [stderr]   Downloaded remove_dir_all v0.3.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.2
[INFO] [stderr]   Downloaded mio-aio v0.4.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.5
[INFO] [stderr]   Downloaded sysctl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73e3e120dd50b6b33eae3adb59483c98f8ff1cba2cdc0a802ca4f93669ca529b
[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" "73e3e120dd50b6b33eae3adb59483c98f8ff1cba2cdc0a802ca4f93669ca529b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e3e120dd50b6b33eae3adb59483c98f8ff1cba2cdc0a802ca4f93669ca529b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e3e120dd50b6b33eae3adb59483c98f8ff1cba2cdc0a802ca4f93669ca529b", kill_on_drop: false }`
[INFO] [stdout] 73e3e120dd50b6b33eae3adb59483c98f8ff1cba2cdc0a802ca4f93669ca529b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3113702b619fcdc573928dab18e88a63c954af0cc01ce2c07b855c3852631460
[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" "3113702b619fcdc573928dab18e88a63c954af0cc01ce2c07b855c3852631460", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.20
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-aio v0.4.1
[INFO] [stdout] error[E0599]: no variant named `SigevKevent` found for enum `nix::sys::signal::SigevNotify`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/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]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/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]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-aio-0.4.1/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
[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] running `Command { std: "docker" "inspect" "3113702b619fcdc573928dab18e88a63c954af0cc01ce2c07b855c3852631460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3113702b619fcdc573928dab18e88a63c954af0cc01ce2c07b855c3852631460", kill_on_drop: false }`
[INFO] [stdout] 3113702b619fcdc573928dab18e88a63c954af0cc01ce2c07b855c3852631460