[INFO] updating cached repository hawkins/watchdog
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hawkins/watchdog
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hawkins/watchdog" "work/ex/beta-1.38-1/sources/1.37.0/gh/hawkins/watchdog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hawkins/watchdog'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hawkins/watchdog" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ab5873b940a929f6c88b16e9dcac0760dca62ff
[INFO] sha for GitHub repo hawkins/watchdog: 5ab5873b940a929f6c88b16e9dcac0760dca62ff
[INFO] validating manifest of hawkins/watchdog on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hawkins/watchdog on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hawkins/watchdog
[INFO] finished frobbing hawkins/watchdog
[INFO] frobbed toml for hawkins/watchdog written to work/ex/beta-1.38-1/sources/1.37.0/gh/hawkins/watchdog/Cargo.toml
[INFO] started frobbing hawkins/watchdog
[INFO] finished frobbing hawkins/watchdog
[INFO] frobbed toml for hawkins/watchdog written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog/Cargo.toml
[INFO] crate hawkins/watchdog already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hawkins/watchdog/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hawkins/watchdog against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 19e37e8cbaa86b45a0d14af2f4eedb9fb070db0781584b070f36da49b1f89b3d
[INFO] running `"docker" "start" "-a" "19e37e8cbaa86b45a0d14af2f4eedb9fb070db0781584b070f36da49b1f89b3d"`
[INFO] [stderr]    Compiling predicates-core v0.9.0
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling subprocess v0.1.18
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling predicates v0.9.1
[INFO] [stderr]    Compiling predicates-tree v0.9.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.10
[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 23.28s
[INFO] running `"docker" "inspect" "19e37e8cbaa86b45a0d14af2f4eedb9fb070db0781584b070f36da49b1f89b3d"`
[INFO] running `"docker" "rm" "-f" "19e37e8cbaa86b45a0d14af2f4eedb9fb070db0781584b070f36da49b1f89b3d"`
[INFO] [stdout] 19e37e8cbaa86b45a0d14af2f4eedb9fb070db0781584b070f36da49b1f89b3d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f96dac19c4660c0ddf52b8f82971ea3f8f90b06e84b1c3bcca56707538f82f0e
[INFO] running `"docker" "start" "-a" "f96dac19c4660c0ddf52b8f82971ea3f8f90b06e84b1c3bcca56707538f82f0e"`
[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 1.26s
[INFO] running `"docker" "inspect" "f96dac19c4660c0ddf52b8f82971ea3f8f90b06e84b1c3bcca56707538f82f0e"`
[INFO] running `"docker" "rm" "-f" "f96dac19c4660c0ddf52b8f82971ea3f8f90b06e84b1c3bcca56707538f82f0e"`
[INFO] [stdout] f96dac19c4660c0ddf52b8f82971ea3f8f90b06e84b1c3bcca56707538f82f0e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkins/watchdog:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9e4122fe0abe1227fa05c7a5d3c69cc7d9f7b959515a50839b92e460e3e1d074
[INFO] running `"docker" "start" "-a" "9e4122fe0abe1227fa05c7a5d3c69cc7d9f7b959515a50839b92e460e3e1d074"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/watchdog-b2e63958ab1abcc0
[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" "9e4122fe0abe1227fa05c7a5d3c69cc7d9f7b959515a50839b92e460e3e1d074"`
[INFO] running `"docker" "rm" "-f" "9e4122fe0abe1227fa05c7a5d3c69cc7d9f7b959515a50839b92e460e3e1d074"`
[INFO] [stdout] 9e4122fe0abe1227fa05c7a5d3c69cc7d9f7b959515a50839b92e460e3e1d074