Dec 19 15:36:38.684 INFO checking iseurie/ytshorten against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:36:38.685 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/iseurie/ytshorten:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:36:39.302 INFO [stdout] 093dc585f1d3740e6a88e7cc6f139bea344a7d3a03989730e3d2cd8058d559fd
Dec 19 15:36:39.304 INFO running `"docker" "start" "-a" "093dc585f1d3740e6a88e7cc6f139bea344a7d3a03989730e3d2cd8058d559fd"`
Dec 19 15:36:41.514 INFO [stderr]     Checking ytshorten v0.1.0 (/opt/crater/workdir)
Dec 19 15:36:41.944 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:41.944 INFO [stderr]   --> src/main.rs:27:17
Dec 19 15:36:41.944 INFO [stderr]    |
Dec 19 15:36:41.944 INFO [stderr] 27 |                 writelck.write(b"https://youtu.be/");
Dec 19 15:36:41.944 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:41.944 INFO [stderr]    |
Dec 19 15:36:41.945 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:36:41.945 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:41.945 INFO [stderr] 
Dec 19 15:36:41.945 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:41.945 INFO [stderr]   --> src/main.rs:29:13
Dec 19 15:36:41.945 INFO [stderr]    |
Dec 19 15:36:41.945 INFO [stderr] 29 |             writelck.write(id.as_bytes());
Dec 19 15:36:41.945 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:41.945 INFO [stderr]    |
Dec 19 15:36:41.945 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:41.945 INFO [stderr] 
Dec 19 15:36:41.945 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:41.945 INFO [stderr]   --> src/main.rs:30:13
Dec 19 15:36:41.945 INFO [stderr]    |
Dec 19 15:36:41.945 INFO [stderr] 30 |             writelck.write(b"\n");
Dec 19 15:36:41.945 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:41.945 INFO [stderr]    |
Dec 19 15:36:41.945 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:41.945 INFO [stderr] 
Dec 19 15:36:42.024 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:42.024 INFO [stderr]   --> src/main.rs:27:17
Dec 19 15:36:42.024 INFO [stderr]    |
Dec 19 15:36:42.025 INFO [stderr] 27 |                 writelck.write(b"https://youtu.be/");
Dec 19 15:36:42.025 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:42.025 INFO [stderr]    |
Dec 19 15:36:42.025 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:36:42.025 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:42.025 INFO [stderr] 
Dec 19 15:36:42.025 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:42.025 INFO [stderr]   --> src/main.rs:29:13
Dec 19 15:36:42.025 INFO [stderr]    |
Dec 19 15:36:42.025 INFO [stderr] 29 |             writelck.write(id.as_bytes());
Dec 19 15:36:42.025 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:42.025 INFO [stderr]    |
Dec 19 15:36:42.025 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:42.025 INFO [stderr] 
Dec 19 15:36:42.026 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:36:42.026 INFO [stderr]   --> src/main.rs:30:13
Dec 19 15:36:42.026 INFO [stderr]    |
Dec 19 15:36:42.026 INFO [stderr] 30 |             writelck.write(b"\n");
Dec 19 15:36:42.026 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:36:42.026 INFO [stderr]    |
Dec 19 15:36:42.026 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:36:42.026 INFO [stderr] 
Dec 19 15:36:42.068 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 19 15:36:43.663 INFO running `"docker" "inspect" "093dc585f1d3740e6a88e7cc6f139bea344a7d3a03989730e3d2cd8058d559fd"`
Dec 19 15:36:44.013 INFO running `"docker" "rm" "-f" "093dc585f1d3740e6a88e7cc6f139bea344a7d3a03989730e3d2cd8058d559fd"`
Dec 19 15:36:44.368 INFO [stdout] 093dc585f1d3740e6a88e7cc6f139bea344a7d3a03989730e3d2cd8058d559fd