[INFO] cloning repository https://github.com/yzhs/calibre-library-stats
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yzhs/calibre-library-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyzhs%2Fcalibre-library-stats"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyzhs%2Fcalibre-library-stats'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 22bc30829395b67731db1b6f0ceaf53dc3019712
[INFO] checking yzhs/calibre-library-stats against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyzhs%2Fcalibre-library-stats" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yzhs/calibre-library-stats on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yzhs/calibre-library-stats
[INFO] finished tweaking git repo https://github.com/yzhs/calibre-library-stats
[INFO] tweaked toml for git repo https://github.com/yzhs/calibre-library-stats written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/yzhs/calibre-library-stats already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 26cd449e2a403d0593c62f49464b69387654ce5915b6a770e39e9d0c9619eff3
[INFO] running `"docker" "start" "-a" "26cd449e2a403d0593c62f49464b69387654ce5915b6a770e39e9d0c9619eff3"`
[INFO] [stderr]    Compiling sqlite3-src v0.2.11
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking handlebars v0.29.1
[INFO] [stderr]     Checking sqlite3-sys v0.12.0
[INFO] [stderr]     Checking sqlite v0.23.9
[INFO] [stderr]     Checking atomicwrites v0.1.5
[INFO] [stderr]     Checking library-stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     try!(rc.writer.write_all(result.into_bytes().as_ref()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     try!(rc.writer.write_all(result.into_bytes().as_ref()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.94s
[INFO] running `"docker" "inspect" "26cd449e2a403d0593c62f49464b69387654ce5915b6a770e39e9d0c9619eff3"`
[INFO] running `"docker" "rm" "-f" "26cd449e2a403d0593c62f49464b69387654ce5915b6a770e39e9d0c9619eff3"`
[INFO] [stdout] 26cd449e2a403d0593c62f49464b69387654ce5915b6a770e39e9d0c9619eff3