[INFO] crate watchdog 0.2.6 is already in cache
[INFO] extracting crate watchdog 0.2.6 into work/ex/beta-1.37-6/sources/1.36.0/reg/watchdog/0.2.6
[INFO] extracting crate watchdog 0.2.6 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/watchdog/0.2.6
[INFO] validating manifest of watchdog-0.2.6 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of watchdog-0.2.6 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing watchdog-0.2.6
[INFO] finished frobbing watchdog-0.2.6
[INFO] frobbed toml for watchdog-0.2.6 written to work/ex/beta-1.37-6/sources/1.36.0/reg/watchdog/0.2.6/Cargo.toml
[INFO] started frobbing watchdog-0.2.6
[INFO] finished frobbing watchdog-0.2.6
[INFO] frobbed toml for watchdog-0.2.6 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/watchdog/0.2.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing watchdog-0.2.6 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/watchdog/0.2.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b4524351deb1452662b224bdcf152b3814ee7814707c26f6dafe00cd18484330
[INFO] running `"docker" "start" "-a" "b4524351deb1452662b224bdcf152b3814ee7814707c26f6dafe00cd18484330"`
[INFO] [stderr]    Compiling filetime v0.2.5
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling predicates v0.9.1
[INFO] [stderr]    Compiling notify v4.0.12
[INFO] [stderr]    Compiling ignore v0.4.9
[INFO] [stderr]    Compiling globwalk v0.3.1
[INFO] [stderr]    Compiling assert_fs v0.9.0
[INFO] [stderr]    Compiling watchdog v0.2.6 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:47:10
[INFO] [stderr]    |
[INFO] [stderr] 47 |     cb: &Fn(&mut RecommendedWatcher, &DirEntry),
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut RecommendedWatcher, &DirEntry)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.45s
[INFO] running `"docker" "inspect" "b4524351deb1452662b224bdcf152b3814ee7814707c26f6dafe00cd18484330"`
[INFO] running `"docker" "rm" "-f" "b4524351deb1452662b224bdcf152b3814ee7814707c26f6dafe00cd18484330"`
[INFO] [stdout] b4524351deb1452662b224bdcf152b3814ee7814707c26f6dafe00cd18484330
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/watchdog/0.2.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 31bc13f354c70c362af25fb081a19a78508e22ff2bd50593264b5a758cde969f
[INFO] running `"docker" "start" "-a" "31bc13f354c70c362af25fb081a19a78508e22ff2bd50593264b5a758cde969f"`
[INFO] [stderr]    Compiling watchdog v0.2.6 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:47:10
[INFO] [stderr]    |
[INFO] [stderr] 47 |     cb: &Fn(&mut RecommendedWatcher, &DirEntry),
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut RecommendedWatcher, &DirEntry)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "31bc13f354c70c362af25fb081a19a78508e22ff2bd50593264b5a758cde969f"`
[INFO] running `"docker" "rm" "-f" "31bc13f354c70c362af25fb081a19a78508e22ff2bd50593264b5a758cde969f"`
[INFO] [stdout] 31bc13f354c70c362af25fb081a19a78508e22ff2bd50593264b5a758cde969f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/watchdog/0.2.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6f66ac5aa97658b921104d76db7c9fd03c2d273fd72f6bee9bc8b38e596fadb7
[INFO] running `"docker" "start" "-a" "6f66ac5aa97658b921104d76db7c9fd03c2d273fd72f6bee9bc8b38e596fadb7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/watchdog-86af3912da314436
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6f66ac5aa97658b921104d76db7c9fd03c2d273fd72f6bee9bc8b38e596fadb7"`
[INFO] running `"docker" "rm" "-f" "6f66ac5aa97658b921104d76db7c9fd03c2d273fd72f6bee9bc8b38e596fadb7"`
[INFO] [stdout] 6f66ac5aa97658b921104d76db7c9fd03c2d273fd72f6bee9bc8b38e596fadb7