Dec 19 15:58:59.253 INFO checking hvze/college_essay_analysis against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 15:58:59.253 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/hvze/college_essay_analysis:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 15:58:59.484 INFO [stdout] 67dfe80e5ecdc94cb3d7319957fd34aabbcb4c896cd2a50e8cf892a0a781505a Dec 19 15:58:59.486 INFO running `"docker" "start" "-a" "67dfe80e5ecdc94cb3d7319957fd34aabbcb4c896cd2a50e8cf892a0a781505a"` Dec 19 15:59:00.912 INFO [stderr] Checking essay_analysis v0.1.0 (/opt/crater/workdir) Dec 19 15:59:01.076 INFO [stderr] warning: unused import: `std::path::Path` Dec 19 15:59:01.076 INFO [stderr] --> src/main.rs:2:5 Dec 19 15:59:01.076 INFO [stderr] | Dec 19 15:59:01.076 INFO [stderr] 2 | use std::path::Path; Dec 19 15:59:01.076 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 19 15:59:01.076 INFO [stderr] | Dec 19 15:59:01.076 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 15:59:01.076 INFO [stderr] Dec 19 15:59:01.088 INFO [stderr] warning: unused import: `std::path::Path` Dec 19 15:59:01.088 INFO [stderr] --> src/main.rs:2:5 Dec 19 15:59:01.088 INFO [stderr] | Dec 19 15:59:01.088 INFO [stderr] 2 | use std::path::Path; Dec 19 15:59:01.088 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 19 15:59:01.088 INFO [stderr] | Dec 19 15:59:01.088 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 15:59:01.088 INFO [stderr] Dec 19 15:59:01.176 INFO [stderr] warning: function is never used: `s_cmp` Dec 19 15:59:01.176 INFO [stderr] --> src/main.rs:68:5 Dec 19 15:59:01.176 INFO [stderr] | Dec 19 15:59:01.176 INFO [stderr] 68 | fn s_cmp(a: (String, u32), b: (String, u32)) -> Ordering { Dec 19 15:59:01.176 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 15:59:01.176 INFO [stderr] | Dec 19 15:59:01.176 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 15:59:01.176 INFO [stderr] Dec 19 15:59:01.176 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 19 15:59:01.176 INFO [stderr] --> src/main.rs:30:9 Dec 19 15:59:01.176 INFO [stderr] | Dec 19 15:59:01.176 INFO [stderr] 30 | file.read_to_string(&mut data); Dec 19 15:59:01.176 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 15:59:01.176 INFO [stderr] | Dec 19 15:59:01.176 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 15:59:01.176 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 19 15:59:01.176 INFO [stderr] Dec 19 15:59:01.186 INFO [stderr] warning: function is never used: `s_cmp` Dec 19 15:59:01.186 INFO [stderr] --> src/main.rs:68:5 Dec 19 15:59:01.186 INFO [stderr] | Dec 19 15:59:01.186 INFO [stderr] 68 | fn s_cmp(a: (String, u32), b: (String, u32)) -> Ordering { Dec 19 15:59:01.186 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 15:59:01.186 INFO [stderr] | Dec 19 15:59:01.186 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 15:59:01.186 INFO [stderr] Dec 19 15:59:01.186 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 19 15:59:01.186 INFO [stderr] --> src/main.rs:30:9 Dec 19 15:59:01.186 INFO [stderr] | Dec 19 15:59:01.186 INFO [stderr] 30 | file.read_to_string(&mut data); Dec 19 15:59:01.186 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 15:59:01.186 INFO [stderr] | Dec 19 15:59:01.186 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 15:59:01.187 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 19 15:59:01.187 INFO [stderr] Dec 19 15:59:01.209 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.31s Dec 19 15:59:01.553 INFO running `"docker" "inspect" "67dfe80e5ecdc94cb3d7319957fd34aabbcb4c896cd2a50e8cf892a0a781505a"` Dec 19 15:59:01.678 INFO running `"docker" "rm" "-f" "67dfe80e5ecdc94cb3d7319957fd34aabbcb4c896cd2a50e8cf892a0a781505a"` Dec 19 15:59:01.782 INFO [stdout] 67dfe80e5ecdc94cb3d7319957fd34aabbcb4c896cd2a50e8cf892a0a781505a