Dec 18 10:17:57.762 INFO checking tiff-0.2.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 10:17:57.762 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/tiff/0.2.1:/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 18 10:17:58.216 INFO [stdout] f2eb739bf3ddb968fe861047eb88f673725a42105ae2e0ebf9e093173750549a
Dec 18 10:17:58.219 INFO running `"docker" "start" "-a" "f2eb739bf3ddb968fe861047eb88f673725a42105ae2e0ebf9e093173750549a"`
Dec 18 10:17:59.052 INFO [stderr]     Checking tiff v0.2.1 (/opt/crater/workdir)
Dec 18 10:18:00.048 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 10:18:00.048 INFO [stderr]    --> src/decoder/mod.rs:276:9
Dec 18 10:18:00.048 INFO [stderr]     |
Dec 18 10:18:00.048 INFO [stderr] 276 |         self.reader.read_to_string(&mut out);
Dec 18 10:18:00.048 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:18:00.048 INFO [stderr]     |
Dec 18 10:18:00.048 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 10:18:00.048 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 10:18:00.048 INFO [stderr] 
Dec 18 10:18:00.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 10:18:00.400 INFO [stderr]    --> src/decoder/mod.rs:276:9
Dec 18 10:18:00.400 INFO [stderr]     |
Dec 18 10:18:00.400 INFO [stderr] 276 |         self.reader.read_to_string(&mut out);
Dec 18 10:18:00.400 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:18:00.400 INFO [stderr]     |
Dec 18 10:18:00.400 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 10:18:00.400 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 10:18:00.400 INFO [stderr] 
Dec 18 10:18:00.984 INFO [stderr] warning: unused import: `DecodingResult`
Dec 18 10:18:00.984 INFO [stderr]  --> tests/decode_images.rs:4:30
Dec 18 10:18:00.984 INFO [stderr]   |
Dec 18 10:18:00.984 INFO [stderr] 4 | use tiff::decoder::{Decoder, DecodingResult, ifd::Tag, ifd::Value};
Dec 18 10:18:00.984 INFO [stderr]   |                              ^^^^^^^^^^^^^^
Dec 18 10:18:00.984 INFO [stderr]   |
Dec 18 10:18:00.984 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:18:00.984 INFO [stderr] 
Dec 18 10:18:01.062 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
Dec 18 10:18:01.659 INFO running `"docker" "inspect" "f2eb739bf3ddb968fe861047eb88f673725a42105ae2e0ebf9e093173750549a"`
Dec 18 10:18:01.863 INFO running `"docker" "rm" "-f" "f2eb739bf3ddb968fe861047eb88f673725a42105ae2e0ebf9e093173750549a"`
Dec 18 10:18:02.091 INFO [stdout] f2eb739bf3ddb968fe861047eb88f673725a42105ae2e0ebf9e093173750549a