[INFO] fetching crate mioqu 0.1.0...
[INFO] testing mioqu-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate mioqu 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mioqu 0.1.0 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 mioqu 0.1.0
[INFO] finished tweaking crates.io crate mioqu 0.1.0
[INFO] tweaked toml for crates.io crate mioqu 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ccc6d67ff93acef115693c241ccb9093e5f4a8fb0d192066ab2065fb2253e26f
[INFO] running `"docker" "start" "-a" "ccc6d67ff93acef115693c241ccb9093e5f4a8fb0d192066ab2065fb2253e26f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling mioqu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `mio::NotifyError`
[INFO] [stderr]  --> src/result.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use mio::NotifyError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^ no `NotifyError` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `mio::EventSet`
[INFO] [stderr]  --> src/handler.rs:2:18
[INFO] [stderr]   |
[INFO] [stderr] 2 | use mio::{Token, EventSet};
[INFO] [stderr]   |                  ^^^^^^^^ no `EventSet` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `mio::EventSet`
[INFO] [stderr]  --> src/queue.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 | use mio::{self, Token, EventSet};
[INFO] [stderr]   |                        ^^^^^^^^ no `EventSet` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `EventLoop` in crate `mio`
[INFO] [stderr]  --> src/queue.rs:9:39
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type EventLoop<H: Handler> = mio::EventLoop<Queue<H>>;
[INFO] [stderr]   |                                       ^^^^^^^^^ not found in `mio`
[INFO] [stderr]   |
[INFO] [stderr] help: consider importing this type alias
[INFO] [stderr]   |
[INFO] [stderr] 1 | use queue::EventLoop;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Handler` in crate `mio`
[INFO] [stderr]   --> src/queue.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl<H: Handler> mio::Handler for Queue<H> {
[INFO] [stderr]    |                       ^^^^^^^ not found in `mio`
[INFO] [stderr]    |
[INFO] [stderr] help: consider importing this trait
[INFO] [stderr]    |
[INFO] [stderr] 1  | use handler::Handler;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Sender` in crate `mio`
[INFO] [stderr]    --> src/queue.rs:109:18
[INFO] [stderr]     |
[INFO] [stderr] 109 |     sender: mio::Sender<Message<H::Processor, H::Message, H::Response>>
[INFO] [stderr]     |                  ^^^^^^ not found in `mio`
[INFO] [stderr]     |
[INFO] [stderr] help: consider importing this struct
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::sync::mpsc::Sender;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Sender` in crate `mio`
[INFO] [stderr]    --> src/queue.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |     Notify(mio::Sender<T>),
[INFO] [stderr]     |                 ^^^^^^ not found in `mio`
[INFO] [stderr]     |
[INFO] [stderr] help: consider importing this struct
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::sync::mpsc::Sender;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/queue.rs:127:12
[INFO] [stderr]     |
[INFO] [stderr] 127 |         Ok(try!(rx.recv()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `mioqu`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ccc6d67ff93acef115693c241ccb9093e5f4a8fb0d192066ab2065fb2253e26f"`
[INFO] running `"docker" "rm" "-f" "ccc6d67ff93acef115693c241ccb9093e5f4a8fb0d192066ab2065fb2253e26f"`
[INFO] [stdout] ccc6d67ff93acef115693c241ccb9093e5f4a8fb0d192066ab2065fb2253e26f