[INFO] fetching crate quadoculars 0.1.40...
[INFO] testing quadoculars-0.1.40 against 1.55.0 for beta-1.56-1
[INFO] extracting crate quadoculars 0.1.40 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate quadoculars 0.1.40 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quadoculars 0.1.40
[INFO] finished tweaking crates.io crate quadoculars 0.1.40
[INFO] tweaked toml for crates.io crate quadoculars 0.1.40 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanorand v0.6.1
[INFO] [stderr]   Downloaded flume v0.10.9
[INFO] [stderr]   Downloaded notify v5.0.0-pre.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0aab4ea5973486ded4faf5dc97dcc70911a88ba5c80c0cb01f1d8a6a4c77ac4c
[INFO] running `Command { std: "docker" "start" "-a" "0aab4ea5973486ded4faf5dc97dcc70911a88ba5c80c0cb01f1d8a6a4c77ac4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aab4ea5973486ded4faf5dc97dcc70911a88ba5c80c0cb01f1d8a6a4c77ac4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aab4ea5973486ded4faf5dc97dcc70911a88ba5c80c0cb01f1d8a6a4c77ac4c", kill_on_drop: false }`
[INFO] [stdout] 0aab4ea5973486ded4faf5dc97dcc70911a88ba5c80c0cb01f1d8a6a4c77ac4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c0d6c3bca99e791696396f59d4a4b837aca2b2aee6cb391a95f6bf8f38171e8
[INFO] running `Command { std: "docker" "start" "-a" "1c0d6c3bca99e791696396f59d4a4b837aca2b2aee6cb391a95f6bf8f38171e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling inotify v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling notify v5.0.0-pre.13
[INFO] [stderr]    Compiling quadoculars v0.1.40 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `new_immediate` found for trait object `dyn Watcher` in the current scope
[INFO] [stdout]   --> src/lib.rs:56:52
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut watcher: RecommendedWatcher = Watcher::new_immediate(move |result| {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^ function or associated item not found in `dyn Watcher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |     watcher.unwatch(file)?;
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     expected `&Path`, found struct `PathBuf`
[INFO] [stdout]     |                     help: consider borrowing here: `&file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quadoculars` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1c0d6c3bca99e791696396f59d4a4b837aca2b2aee6cb391a95f6bf8f38171e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0d6c3bca99e791696396f59d4a4b837aca2b2aee6cb391a95f6bf8f38171e8", kill_on_drop: false }`
[INFO] [stdout] 1c0d6c3bca99e791696396f59d4a4b837aca2b2aee6cb391a95f6bf8f38171e8