[INFO] fetching crate desed 1.2.0...
[INFO] testing desed-1.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate desed 1.2.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate desed 1.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate desed 1.2.0
[INFO] finished tweaking crates.io crate desed 1.2.0
[INFO] tweaked toml for crates.io crate desed 1.2.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate crates.io crate desed 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kqueue v1.0.1
[INFO] [stderr]   Downloaded kqueue-sys v1.0.1
[INFO] [stderr]   Downloaded crossterm v0.17.6
[INFO] [stderr]   Downloaded tui v0.9.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd9b9e2216e8edce86942d8f3ce3a5fae2e06dc52cbac453177b4b1cc659dba8
[INFO] running `Command { std: "docker" "start" "-a" "bd9b9e2216e8edce86942d8f3ce3a5fae2e06dc52cbac453177b4b1cc659dba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9b9e2216e8edce86942d8f3ce3a5fae2e06dc52cbac453177b4b1cc659dba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9b9e2216e8edce86942d8f3ce3a5fae2e06dc52cbac453177b4b1cc659dba8", kill_on_drop: false }`
[INFO] [stdout] bd9b9e2216e8edce86942d8f3ce3a5fae2e06dc52cbac453177b4b1cc659dba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a52c4bc4a4e64471864daf404eef69188e771cf7370ea7d50b72c3debfea240
[INFO] running `Command { std: "docker" "start" "-a" "0a52c4bc4a4e64471864daf404eef69188e771cf7370ea7d50b72c3debfea240", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling crossterm v0.17.6
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tui v0.9.5
[INFO] [stderr]    Compiling inotify v0.8.3
[INFO] [stderr]    Compiling desed v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `descriptor`
[INFO] [stdout]   --> src/file_watcher/inotify.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     descriptor: inotify::WatchDescriptor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rm_watch`
[INFO] [stdout]   --> src/file_watcher/inotify.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn rm_watch(&mut self, fw: &FileWatchImpl) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `FileWatch`
[INFO] [stdout]  --> src/file_watcher/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub type FileWatch = crate::file_watcher::inotify::FileWatchImpl;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "0a52c4bc4a4e64471864daf404eef69188e771cf7370ea7d50b72c3debfea240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a52c4bc4a4e64471864daf404eef69188e771cf7370ea7d50b72c3debfea240", kill_on_drop: false }`
[INFO] [stdout] 0a52c4bc4a4e64471864daf404eef69188e771cf7370ea7d50b72c3debfea240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ada8395d2f413f053def31f5e78941965fda234b4637ef397bc20f71361427eb
[INFO] running `Command { std: "docker" "start" "-a" "ada8395d2f413f053def31f5e78941965fda234b4637ef397bc20f71361427eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling desed v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `descriptor`
[INFO] [stdout]   --> src/file_watcher/inotify.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     descriptor: inotify::WatchDescriptor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rm_watch`
[INFO] [stdout]   --> src/file_watcher/inotify.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn rm_watch(&mut self, fw: &FileWatchImpl) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `FileWatch`
[INFO] [stdout]  --> src/file_watcher/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub type FileWatch = crate::file_watcher::inotify::FileWatchImpl;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "ada8395d2f413f053def31f5e78941965fda234b4637ef397bc20f71361427eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada8395d2f413f053def31f5e78941965fda234b4637ef397bc20f71361427eb", kill_on_drop: false }`
[INFO] [stdout] ada8395d2f413f053def31f5e78941965fda234b4637ef397bc20f71361427eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b86448d4dee479e7d7381bb876d4ad9d891c11c5273703f51bfbb9bda872bf5a
[INFO] running `Command { std: "docker" "start" "-a" "b86448d4dee479e7d7381bb876d4ad9d891c11c5273703f51bfbb9bda872bf5a", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `descriptor`
[INFO] [stderr]   --> src/file_watcher/inotify.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     descriptor: inotify::WatchDescriptor,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rm_watch`
[INFO] [stderr]   --> src/file_watcher/inotify.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn rm_watch(&mut self, fw: &FileWatchImpl) -> Result<()> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `FileWatch`
[INFO] [stderr]  --> src/file_watcher/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         pub type FileWatch = crate::file_watcher::inotify::FileWatchImpl;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `desed` (bin "desed" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/desed-ad20c53d08c8ea36)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b86448d4dee479e7d7381bb876d4ad9d891c11c5273703f51bfbb9bda872bf5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86448d4dee479e7d7381bb876d4ad9d891c11c5273703f51bfbb9bda872bf5a", kill_on_drop: false }`
[INFO] [stdout] b86448d4dee479e7d7381bb876d4ad9d891c11c5273703f51bfbb9bda872bf5a