[INFO] updating cached repository diodelass/Teamech-Desktop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/diodelass/Teamech-Desktop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/diodelass/Teamech-Desktop" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/diodelass/Teamech-Desktop"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/diodelass/Teamech-Desktop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/diodelass/Teamech-Desktop" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/diodelass/Teamech-Desktop"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/diodelass/Teamech-Desktop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3dc2cd6ed216aedbde45622412411f5b9fe662f2
[INFO] sha for GitHub repo diodelass/Teamech-Desktop: 3dc2cd6ed216aedbde45622412411f5b9fe662f2
[INFO] validating manifest of diodelass/Teamech-Desktop on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of diodelass/Teamech-Desktop on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing diodelass/Teamech-Desktop
[INFO] finished frobbing diodelass/Teamech-Desktop
[INFO] frobbed toml for diodelass/Teamech-Desktop written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/diodelass/Teamech-Desktop/Cargo.toml
[INFO] started frobbing diodelass/Teamech-Desktop
[INFO] finished frobbing diodelass/Teamech-Desktop
[INFO] frobbed toml for diodelass/Teamech-Desktop written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/diodelass/Teamech-Desktop/Cargo.toml
[INFO] crate diodelass/Teamech-Desktop already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking diodelass/Teamech-Desktop against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/diodelass/Teamech-Desktop:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1cfa1d6a46306a514e5ec7a5043fc948da5badeb15554ff015b350c96c63392
[INFO] running `"docker" "start" "-a" "f1cfa1d6a46306a514e5ec7a5043fc948da5badeb15554ff015b350c96c63392"`
[INFO] [stderr]     Checking pancurses v0.16.0
[INFO] [stderr]     Checking teamech-console v0.6.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:692:12
[INFO] [stderr]     |
[INFO] [stderr] 692 |                             let mut messagetext:String = String::from_utf8_lossy(&messagebytes).to_string();
[INFO] [stderr]     |                                 ----^^^^^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:692:12
[INFO] [stderr]     |
[INFO] [stderr] 692 |                             let mut messagetext:String = String::from_utf8_lossy(&messagebytes).to_string();
[INFO] [stderr]     |                                 ----^^^^^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "f1cfa1d6a46306a514e5ec7a5043fc948da5badeb15554ff015b350c96c63392"`
[INFO] running `"docker" "rm" "-f" "f1cfa1d6a46306a514e5ec7a5043fc948da5badeb15554ff015b350c96c63392"`
[INFO] [stdout] f1cfa1d6a46306a514e5ec7a5043fc948da5badeb15554ff015b350c96c63392