Dec 19 21:04:09.065 INFO checking adammartinez271828/rust-csv-reader against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:04:09.065 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/adammartinez271828/rust-csv-reader:/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 21:04:09.330 INFO [stdout] 9afa1f459d04e3dc1338c04875a32bf981c7a34d3aa28f7855d054dfd46a2fd8
Dec 19 21:04:09.336 INFO running `"docker" "start" "-a" "9afa1f459d04e3dc1338c04875a32bf981c7a34d3aa28f7855d054dfd46a2fd8"`
Dec 19 21:04:10.395 INFO [stderr]     Checking csv_reader v0.1.0 (/opt/crater/workdir)
Dec 19 21:04:10.629 INFO [stderr] warning: struct is never constructed: `AbaloneResult`
Dec 19 21:04:10.629 INFO [stderr]  --> src/main.rs:9:1
Dec 19 21:04:10.629 INFO [stderr]   |
Dec 19 21:04:10.629 INFO [stderr] 9 | struct AbaloneResult {}
Dec 19 21:04:10.629 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 19 21:04:10.629 INFO [stderr]   |
Dec 19 21:04:10.629 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 21:04:10.629 INFO [stderr] 
Dec 19 21:04:10.636 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:04:10.636 INFO [stderr]   --> src/main.rs:23:5
Dec 19 21:04:10.636 INFO [stderr]    |
Dec 19 21:04:10.636 INFO [stderr] 23 |     reader.read_line(&mut buffer);
Dec 19 21:04:10.636 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:04:10.636 INFO [stderr]    |
Dec 19 21:04:10.636 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:04:10.636 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:04:10.636 INFO [stderr] 
Dec 19 21:04:10.645 INFO [stderr] warning: struct is never constructed: `AbaloneResult`
Dec 19 21:04:10.645 INFO [stderr]  --> src/main.rs:9:1
Dec 19 21:04:10.645 INFO [stderr]   |
Dec 19 21:04:10.645 INFO [stderr] 9 | struct AbaloneResult {}
Dec 19 21:04:10.645 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 19 21:04:10.645 INFO [stderr]   |
Dec 19 21:04:10.645 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 21:04:10.645 INFO [stderr] 
Dec 19 21:04:10.654 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:04:10.654 INFO [stderr]   --> src/main.rs:23:5
Dec 19 21:04:10.654 INFO [stderr]    |
Dec 19 21:04:10.654 INFO [stderr] 23 |     reader.read_line(&mut buffer);
Dec 19 21:04:10.654 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:04:10.654 INFO [stderr]    |
Dec 19 21:04:10.654 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:04:10.654 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:04:10.654 INFO [stderr] 
Dec 19 21:04:10.668 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
Dec 19 21:04:10.970 INFO running `"docker" "inspect" "9afa1f459d04e3dc1338c04875a32bf981c7a34d3aa28f7855d054dfd46a2fd8"`
Dec 19 21:04:11.118 INFO running `"docker" "rm" "-f" "9afa1f459d04e3dc1338c04875a32bf981c7a34d3aa28f7855d054dfd46a2fd8"`
Dec 19 21:04:11.324 INFO [stdout] 9afa1f459d04e3dc1338c04875a32bf981c7a34d3aa28f7855d054dfd46a2fd8