[INFO] updating cached repository https://github.com/connorwalsh/op [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6a02283cbd4bf7184422c0925175f912bc57c171 [INFO] testing connorwalsh/op against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorwalsh%2Fop" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/connorwalsh/op on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/connorwalsh/op [INFO] finished tweaking git repo https://github.com/connorwalsh/op [INFO] tweaked toml for git repo https://github.com/connorwalsh/op written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/connorwalsh/op already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 61df1edfae0c98c86504e687a5c8b2db7d08cc5ea2a3b96e9aea7729b9faf63c [INFO] running `"docker" "start" "-a" "61df1edfae0c98c86504e687a5c8b2db7d08cc5ea2a3b96e9aea7729b9faf63c"` [INFO] [stderr] Compiling rosc v0.1.6 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling op v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0252]: the name `io` is defined multiple times [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 5 | use tokio::io; [INFO] [stderr] | --------- previous import of the module `io` here [INFO] [stderr] ... [INFO] [stderr] 9 | use std::io; [INFO] [stderr] | ^^^^^^^ `io` reimported here [INFO] [stderr] | [INFO] [stderr] = note: `io` must be defined only once in the type namespace of this module [INFO] [stderr] help: you can use `as` to change the binding name of the import [INFO] [stderr] | [INFO] [stderr] 9 | use std::io as other_io; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `mpsc` [INFO] [stderr] --> src/main.rs:83:20 [INFO] [stderr] | [INFO] [stderr] 83 | let (tx, rx) = mpsc::channel(); [INFO] [stderr] | ^^^^ use of undeclared type or module `mpsc` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `thread` [INFO] [stderr] --> src/main.rs:91:17 [INFO] [stderr] | [INFO] [stderr] 91 | thread::spawn(move || { [INFO] [stderr] | ^^^^^^ use of undeclared type or module `thread` [INFO] [stderr] [INFO] [stderr] error[E0658]: async fn is unstable [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / async fn run(self) -> Result<(), io::Error> { [INFO] [stderr] 26 | | let UdpServer { [INFO] [stderr] 27 | | mut socket, [INFO] [stderr] 28 | | mut buf, [INFO] [stderr] ... | [INFO] [stderr] 38 | | } [INFO] [stderr] 39 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/50547 [INFO] [stderr] [INFO] [stderr] error[E0658]: async/await is unstable [INFO] [stderr] --> src/main.rs:34:27 [INFO] [stderr] | [INFO] [stderr] 34 | let amt = socket.send_to(&buf[..size], &peer).await?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/50547 [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'tokio::net::UdpSocket::send_to': use poll_send_to instead [INFO] [stderr] --> src/main.rs:34:34 [INFO] [stderr] | [INFO] [stderr] 34 | let amt = socket.send_to(&buf[..size], &peer).await?; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `std::result::Result: std::future::Future` is not satisfied [INFO] [stderr] --> src/main.rs:34:27 [INFO] [stderr] | [INFO] [stderr] 34 | let amt = socket.send_to(&buf[..size], &peer).await?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::future::Future` is not implemented for `std::result::Result` [INFO] [stderr] | [INFO] [stderr] = note: required by `std::future::poll_with_tls_context` [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0252, E0277, E0433, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0252`. [INFO] [stderr] error: Could not compile `op`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "61df1edfae0c98c86504e687a5c8b2db7d08cc5ea2a3b96e9aea7729b9faf63c"` [INFO] running `"docker" "rm" "-f" "61df1edfae0c98c86504e687a5c8b2db7d08cc5ea2a3b96e9aea7729b9faf63c"` [INFO] [stdout] 61df1edfae0c98c86504e687a5c8b2db7d08cc5ea2a3b96e9aea7729b9faf63c