[INFO] crate leaky-bucket 0.3.0 is already in cache [INFO] checking leaky-bucket-0.3.0 against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564 [INFO] extracting crate leaky-bucket 0.3.0 into work/builds/worker-3/source [INFO] validating manifest of crates.io crate leaky-bucket 0.3.0 on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate leaky-bucket 0.3.0 [INFO] finished tweaking crates.io crate leaky-bucket 0.3.0 [INFO] tweaked toml for crates.io crate leaky-bucket 0.3.0 written to work/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate leaky-bucket 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2eb14598995f2e7dbb1bd50c1ec67037a36916a1fd57706502f32d7c428c301e [INFO] running `"docker" "start" "-a" "2eb14598995f2e7dbb1bd50c1ec67037a36916a1fd57706502f32d7c428c301e"` [INFO] [stderr] Compiling syn v0.15.43 [INFO] [stderr] Compiling syn v1.0.3 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.8 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.2 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.2 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.18 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.2 [INFO] [stderr] Checking leaky-bucket v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/lib.rs:155:56 [INFO] [stderr] | [INFO] [stderr] 155 | pub async fn coordinate(self) -> Result<(), Error> { [INFO] [stderr] | ________________________________________________________^ [INFO] [stderr] 156 | | let mut rx = match self.inner.rx.lock().take() { [INFO] [stderr] 157 | | Some(rx) => rx, [INFO] [stderr] 158 | | None => return Err(Error::AlreadyStarted), [INFO] [stderr] ... | [INFO] [stderr] 180 | | } [INFO] [stderr] 181 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/lib.rs:297:88 [INFO] [stderr] | [INFO] [stderr] 297 | async fn coordinate(self: Arc, mut rx: Receiver) -> Result<(), Error> { [INFO] [stderr] | ________________________________________________________________________________________^ [INFO] [stderr] 298 | | // The queue of tasks to process. [INFO] [stderr] 299 | | let mut tasks = VecDeque::new(); [INFO] [stderr] 300 | | // The interval at which we refill tokens. [INFO] [stderr] ... | [INFO] [stderr] 356 | | } [INFO] [stderr] 357 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.2 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.2 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.2 [INFO] [stderr] error[E0597]: `open_options` does not live long enough [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-fs-0.2.0-alpha.2/src/file.rs:108:9 [INFO] [stderr] | [INFO] [stderr] 108 | open_options.open(path).await [INFO] [stderr] | ^^^^^^^^^^^^----------- [INFO] [stderr] | | [INFO] [stderr] | borrowed value does not live long enough [INFO] [stderr] | a temporary with access to the borrow is created here ... [INFO] [stderr] 109 | } [INFO] [stderr] | - [INFO] [stderr] | | [INFO] [stderr] | `open_options` dropped here while still borrowed [INFO] [stderr] | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `impl core::future::future::Future` [INFO] [stderr] | [INFO] [stderr] = note: The temporary is part of an expression at the end of a block. Consider forcing this temporary to be dropped sooner, before the block's local variables are dropped. For example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block. [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0597`. [INFO] [stderr] error: could not compile `tokio-fs`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "2eb14598995f2e7dbb1bd50c1ec67037a36916a1fd57706502f32d7c428c301e"` [INFO] running `"docker" "rm" "-f" "2eb14598995f2e7dbb1bd50c1ec67037a36916a1fd57706502f32d7c428c301e"` [INFO] [stdout] 2eb14598995f2e7dbb1bd50c1ec67037a36916a1fd57706502f32d7c428c301e