Dec 17 17:54:12.457 INFO checking phyber/cyd against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:54:12.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/phyber/cyd:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:54:12.920 INFO [stdout] ba6b6701cb3222b61b47fa60a793c6e90f60fa16fcc4eba0ff671ec750ce5ecc
Dec 17 17:54:12.922 INFO running `"docker" "start" "-a" "ba6b6701cb3222b61b47fa60a793c6e90f60fa16fcc4eba0ff671ec750ce5ecc"`
Dec 17 17:54:13.886 INFO [stderr]     Checking cyd v0.1.0 (/opt/crater/workdir)
Dec 17 17:54:14.264 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:54:14.264 INFO [stderr]   --> src/main.rs:57:17
Dec 17 17:54:14.264 INFO [stderr]    |
Dec 17 17:54:14.264 INFO [stderr] 57 |                 write!(out, "{}", s);
Dec 17 17:54:14.264 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:54:14.264 INFO [stderr]    |
Dec 17 17:54:14.264 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 17:54:14.264 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:54:14.264 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 17:54:14.264 INFO [stderr] 
Dec 17 17:54:14.264 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:54:14.264 INFO [stderr]   --> src/main.rs:57:17
Dec 17 17:54:14.264 INFO [stderr]    |
Dec 17 17:54:14.264 INFO [stderr] 57 |                 write!(out, "{}", s);
Dec 17 17:54:14.264 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:54:14.264 INFO [stderr]    |
Dec 17 17:54:14.264 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 17:54:14.264 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:54:14.264 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 17:54:14.264 INFO [stderr] 
Dec 17 17:54:14.282 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Dec 17 17:54:14.704 INFO running `"docker" "inspect" "ba6b6701cb3222b61b47fa60a793c6e90f60fa16fcc4eba0ff671ec750ce5ecc"`
Dec 17 17:54:14.958 INFO running `"docker" "rm" "-f" "ba6b6701cb3222b61b47fa60a793c6e90f60fa16fcc4eba0ff671ec750ce5ecc"`
Dec 17 17:54:15.167 INFO [stdout] ba6b6701cb3222b61b47fa60a793c6e90f60fa16fcc4eba0ff671ec750ce5ecc