Dec 17 18:57:25.980 INFO checking nathanjent/legendsof1f600 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:57:25.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/nathanjent/legendsof1f600:/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 18:57:26.223 INFO [stdout] d243a2c7e9a6813c53ffacae6c030b9e08a3ca1536212e00e0637d3f327babb5
Dec 17 18:57:26.226 INFO running `"docker" "start" "-a" "d243a2c7e9a6813c53ffacae6c030b9e08a3ca1536212e00e0637d3f327babb5"`
Dec 17 18:57:26.949 INFO [stderr]     Checking atom v0.3.4
Dec 17 18:57:26.953 INFO [stderr]     Checking yaml-rust v0.3.4
Dec 17 18:57:27.160 INFO [stderr]     Checking pulse v0.5.3
Dec 17 18:57:27.515 INFO [stderr]     Checking specs v0.7.0
Dec 17 18:57:29.232 INFO [stderr]     Checking legendsof1f600 v0.1.0 (/opt/crater/workdir)
Dec 17 18:57:29.414 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 17 18:57:29.414 INFO [stderr]  --> src/main.rs:7:5
Dec 17 18:57:29.414 INFO [stderr]   |
Dec 17 18:57:29.414 INFO [stderr] 7 | use std::io::BufReader;
Dec 17 18:57:29.414 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:57:29.414 INFO [stderr]   |
Dec 17 18:57:29.414 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:57:29.414 INFO [stderr] 
Dec 17 18:57:29.414 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 18:57:29.414 INFO [stderr]  --> src/main.rs:8:5
Dec 17 18:57:29.414 INFO [stderr]   |
Dec 17 18:57:29.414 INFO [stderr] 8 | use std::fs::File;
Dec 17 18:57:29.414 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 18:57:29.414 INFO [stderr] 
Dec 17 18:57:29.418 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 17 18:57:29.419 INFO [stderr]  --> src/main.rs:7:5
Dec 17 18:57:29.419 INFO [stderr]   |
Dec 17 18:57:29.419 INFO [stderr] 7 | use std::io::BufReader;
Dec 17 18:57:29.419 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:57:29.419 INFO [stderr]   |
Dec 17 18:57:29.419 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:57:29.419 INFO [stderr] 
Dec 17 18:57:29.419 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 18:57:29.419 INFO [stderr]  --> src/main.rs:8:5
Dec 17 18:57:29.419 INFO [stderr]   |
Dec 17 18:57:29.419 INFO [stderr] 8 | use std::fs::File;
Dec 17 18:57:29.419 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 18:57:29.419 INFO [stderr] 
Dec 17 18:57:29.548 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 17 18:57:29.548 INFO [stderr]  --> src/main.rs:5:5
Dec 17 18:57:29.548 INFO [stderr]   |
Dec 17 18:57:29.548 INFO [stderr] 5 | use std::io::prelude::*;
Dec 17 18:57:29.548 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 18:57:29.548 INFO [stderr] 
Dec 17 18:57:29.555 INFO [stderr] warning: unused variable: `playable`
Dec 17 18:57:29.555 INFO [stderr]    --> src/main.rs:107:9
Dec 17 18:57:29.555 INFO [stderr]     |
Dec 17 18:57:29.555 INFO [stderr] 107 |     let playable: Vec<char> = map_cfg["playable"]
Dec 17 18:57:29.555 INFO [stderr]     |         ^^^^^^^^ help: consider using `_playable` instead
Dec 17 18:57:29.555 INFO [stderr]     |
Dec 17 18:57:29.555 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 18:57:29.555 INFO [stderr] 
Dec 17 18:57:29.555 INFO [stderr] warning: unused variable: `nonblocking`
Dec 17 18:57:29.555 INFO [stderr]    --> src/main.rs:123:9
Dec 17 18:57:29.555 INFO [stderr]     |
Dec 17 18:57:29.555 INFO [stderr] 123 |     let nonblocking: Vec<char> = map_cfg["nonblocking"]
Dec 17 18:57:29.555 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_nonblocking` instead
Dec 17 18:57:29.555 INFO [stderr] 
Dec 17 18:57:29.580 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 17 18:57:29.580 INFO [stderr]  --> src/main.rs:5:5
Dec 17 18:57:29.580 INFO [stderr]   |
Dec 17 18:57:29.580 INFO [stderr] 5 | use std::io::prelude::*;
Dec 17 18:57:29.580 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 18:57:29.580 INFO [stderr] 
Dec 17 18:57:29.588 INFO [stderr] warning: unused variable: `playable`
Dec 17 18:57:29.589 INFO [stderr]    --> src/main.rs:107:9
Dec 17 18:57:29.589 INFO [stderr]     |
Dec 17 18:57:29.589 INFO [stderr] 107 |     let playable: Vec<char> = map_cfg["playable"]
Dec 17 18:57:29.589 INFO [stderr]     |         ^^^^^^^^ help: consider using `_playable` instead
Dec 17 18:57:29.589 INFO [stderr]     |
Dec 17 18:57:29.589 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 18:57:29.589 INFO [stderr] 
Dec 17 18:57:29.589 INFO [stderr] warning: unused variable: `nonblocking`
Dec 17 18:57:29.589 INFO [stderr]    --> src/main.rs:123:9
Dec 17 18:57:29.589 INFO [stderr]     |
Dec 17 18:57:29.589 INFO [stderr] 123 |     let nonblocking: Vec<char> = map_cfg["nonblocking"]
Dec 17 18:57:29.589 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_nonblocking` instead
Dec 17 18:57:29.589 INFO [stderr] 
Dec 17 18:57:29.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
Dec 17 18:57:30.092 INFO running `"docker" "inspect" "d243a2c7e9a6813c53ffacae6c030b9e08a3ca1536212e00e0637d3f327babb5"`
Dec 17 18:57:30.187 INFO running `"docker" "rm" "-f" "d243a2c7e9a6813c53ffacae6c030b9e08a3ca1536212e00e0637d3f327babb5"`
Dec 17 18:57:30.293 INFO [stdout] d243a2c7e9a6813c53ffacae6c030b9e08a3ca1536212e00e0637d3f327babb5