[INFO] updating cached repository https://github.com/ethanboxx/image-watcher
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 66b490eb59b9f5558f0b1717546ad266a0c60166
[INFO] checking ethanboxx/image-watcher against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanboxx%2Fimage-watcher" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethanboxx/image-watcher on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ethanboxx/image-watcher
[INFO] finished tweaking git repo https://github.com/ethanboxx/image-watcher
[INFO] tweaked toml for git repo https://github.com/ethanboxx/image-watcher written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ethanboxx/image-watcher already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53b8b8ef0e1d29e46fccd12a7bc80ddb6108e3475df08064bd813afaf07eace1
[INFO] running `"docker" "start" "-a" "53b8b8ef0e1d29e46fccd12a7bc80ddb6108e3475df08064bd813afaf07eace1"`
[INFO] [stderr]     Checking set-error v1.0.1
[INFO] [stderr]     Checking read_input v0.8.0
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking file-watcher v0.0.18
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking image-watcher v0.0.23 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `convert::TryFrom`
[INFO] [stderr]  --> src/parse.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     convert::TryFrom, fmt, fs::File, io::prelude::*, iter::Iterator, str::FromStr, string::ToString,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `convert::TryFrom`
[INFO] [stderr]  --> src/parse.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     convert::TryFrom, fmt, fs::File, io::prelude::*, iter::Iterator, str::FromStr, string::ToString,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.62s
[INFO] running `"docker" "inspect" "53b8b8ef0e1d29e46fccd12a7bc80ddb6108e3475df08064bd813afaf07eace1"`
[INFO] running `"docker" "rm" "-f" "53b8b8ef0e1d29e46fccd12a7bc80ddb6108e3475df08064bd813afaf07eace1"`
[INFO] [stdout] 53b8b8ef0e1d29e46fccd12a7bc80ddb6108e3475df08064bd813afaf07eace1