Dec 18 01:06:50.607 INFO checking drocha87/arked against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 01:06:50.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/drocha87/arked:/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 01:06:51.160 INFO [stdout] 14fe09fb2df1deb5672fcf993fd3c912b169479bdb189a7d56c6644466312cf2
Dec 18 01:06:51.163 INFO running `"docker" "start" "-a" "14fe09fb2df1deb5672fcf993fd3c912b169479bdb189a7d56c6644466312cf2"`
Dec 18 01:06:53.592 INFO [stderr]     Checking arken v0.1.0 (/opt/crater/workdir)
Dec 18 01:06:54.056 INFO [stderr] warning: unused variable: `e`
Dec 18 01:06:54.056 INFO [stderr]   --> src/buffer.rs:28:13
Dec 18 01:06:54.057 INFO [stderr]    |
Dec 18 01:06:54.057 INFO [stderr] 28 |         Err(e) => Err("Cannot create temp file"),
Dec 18 01:06:54.057 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 18 01:06:54.058 INFO [stderr]    |
Dec 18 01:06:54.058 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:06:54.058 INFO [stderr] 
Dec 18 01:06:54.072 INFO [stderr] warning: method is never used: `edit_file`
Dec 18 01:06:54.072 INFO [stderr]   --> src/buffer.rs:58:5
Dec 18 01:06:54.073 INFO [stderr]    |
Dec 18 01:06:54.073 INFO [stderr] 58 |     pub fn edit_file(&mut self) {
Dec 18 01:06:54.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.073 INFO [stderr]    |
Dec 18 01:06:54.074 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:06:54.074 INFO [stderr] 
Dec 18 01:06:54.232 INFO [stderr] warning: unused variable: `e`
Dec 18 01:06:54.232 INFO [stderr]   --> src/buffer.rs:28:13
Dec 18 01:06:54.232 INFO [stderr]    |
Dec 18 01:06:54.232 INFO [stderr] 28 |         Err(e) => Err("Cannot create temp file"),
Dec 18 01:06:54.232 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 18 01:06:54.232 INFO [stderr]    |
Dec 18 01:06:54.232 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:06:54.232 INFO [stderr] 
Dec 18 01:06:54.245 INFO [stderr] warning: method is never used: `edit_file`
Dec 18 01:06:54.245 INFO [stderr]   --> src/buffer.rs:58:5
Dec 18 01:06:54.245 INFO [stderr]    |
Dec 18 01:06:54.245 INFO [stderr] 58 |     pub fn edit_file(&mut self) {
Dec 18 01:06:54.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.245 INFO [stderr]    |
Dec 18 01:06:54.245 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:06:54.245 INFO [stderr] 
Dec 18 01:06:54.293 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 18 01:06:55.740 INFO running `"docker" "inspect" "14fe09fb2df1deb5672fcf993fd3c912b169479bdb189a7d56c6644466312cf2"`
Dec 18 01:06:56.030 INFO running `"docker" "rm" "-f" "14fe09fb2df1deb5672fcf993fd3c912b169479bdb189a7d56c6644466312cf2"`
Dec 18 01:06:56.389 INFO [stdout] 14fe09fb2df1deb5672fcf993fd3c912b169479bdb189a7d56c6644466312cf2