Dec 17 22:00:10.328 INFO checking jsyeo/sanity against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:00:10.328 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/jsyeo/sanity:/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=forbid" "-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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:00:10.792 INFO [stdout] 1d09da0bfe6b1e37ed26a6c323957e1b913f62c1885f93b34158608ae450e86e
Dec 17 22:00:10.792 INFO running `"docker" "start" "-a" "1d09da0bfe6b1e37ed26a6c323957e1b913f62c1885f93b34158608ae450e86e"`
Dec 17 22:00:12.667 INFO [stderr]     Checking sanity v0.1.0 (/opt/crater/workdir)
Dec 17 22:00:13.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:13.096 INFO [stderr]   --> src/main.rs:63:5
Dec 17 22:00:13.096 INFO [stderr]    |
Dec 17 22:00:13.096 INFO [stderr] 63 |     file.read_to_string(&mut s);
Dec 17 22:00:13.096 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:13.096 INFO [stderr]    |
Dec 17 22:00:13.096 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:00:13.096 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:13.096 INFO [stderr] 
Dec 17 22:00:13.205 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:13.205 INFO [stderr]   --> src/main.rs:63:5
Dec 17 22:00:13.205 INFO [stderr]    |
Dec 17 22:00:13.205 INFO [stderr] 63 |     file.read_to_string(&mut s);
Dec 17 22:00:13.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:13.205 INFO [stderr]    |
Dec 17 22:00:13.205 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:00:13.205 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:13.205 INFO [stderr] 
Dec 17 22:00:13.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 17 22:00:13.899 INFO running `"docker" "inspect" "1d09da0bfe6b1e37ed26a6c323957e1b913f62c1885f93b34158608ae450e86e"`
Dec 17 22:00:14.178 INFO running `"docker" "rm" "-f" "1d09da0bfe6b1e37ed26a6c323957e1b913f62c1885f93b34158608ae450e86e"`
Dec 17 22:00:14.520 INFO [stdout] 1d09da0bfe6b1e37ed26a6c323957e1b913f62c1885f93b34158608ae450e86e