[INFO] fetching crate promise 0.0.4...
[INFO] documenting promise-0.0.4 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate promise 0.0.4 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate promise 0.0.4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate promise 0.0.4
[INFO] finished tweaking crates.io crate promise 0.0.4
[INFO] tweaked toml for crates.io crate promise 0.0.4 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fff1b157eb9d066653cfa2aa7fadec7ae84285ce9a7e73c9f13431242bcd7be8
[INFO] running `Command { std: "docker" "start" "-a" "fff1b157eb9d066653cfa2aa7fadec7ae84285ce9a7e73c9f13431242bcd7be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff1b157eb9d066653cfa2aa7fadec7ae84285ce9a7e73c9f13431242bcd7be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff1b157eb9d066653cfa2aa7fadec7ae84285ce9a7e73c9f13431242bcd7be8", kill_on_drop: false }`
[INFO] [stdout] fff1b157eb9d066653cfa2aa7fadec7ae84285ce9a7e73c9f13431242bcd7be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6008678d715cc21dcd0ae89839ad65e15e7ad28dc875f99c9ff5b972f18183cd
[INFO] running `Command { std: "docker" "start" "-a" "6008678d715cc21dcd0ae89839ad65e15e7ad28dc875f99c9ff5b972f18183cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting promise v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:300:41
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let f = Future::from_fn(move || 123us);
[INFO] [stdout]     |                                         ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:308:13
[INFO] [stdout]     |
[INFO] [stdout] 308 |             123us
[INFO] [stdout]     |             ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:320:40
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let f = Future::delay(move ||  123us, Duration::seconds(3));
[INFO] [stdout]     |                                        ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:357:31
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let f = Future::value(123us);
[INFO] [stdout]     |                               ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:364:39
[INFO] [stdout]     |
[INFO] [stdout] 364 |         let f = Future::delay(move || 123us, Duration::seconds(1));
[INFO] [stdout]     |                                       ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:374:39
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let f = Future::delay(move || 123us, Duration::seconds(1));
[INFO] [stdout]     |                                       ^^^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `us` for number literal
[INFO] [stdout]    --> src/lib.rs:384:31
[INFO] [stdout]     |
[INFO] [stdout] 384 |         let f = Future::value(3us);
[INFO] [stdout]     |                               ^^^ invalid suffix `us`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::timer`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::timer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ no `timer` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::time::duration`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::duration::Duration;
[INFO] [stdout]   |                ^^^^^^^^ could not find `duration` in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::sync::mpsc::Select`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Select,
[INFO] [stdout]   |     ^^^^^^ no `Select` in `sync::mpsc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `promise`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name promise src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6008678d715cc21dcd0ae89839ad65e15e7ad28dc875f99c9ff5b972f18183cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6008678d715cc21dcd0ae89839ad65e15e7ad28dc875f99c9ff5b972f18183cd", kill_on_drop: false }`
[INFO] [stdout] 6008678d715cc21dcd0ae89839ad65e15e7ad28dc875f99c9ff5b972f18183cd
