[INFO] updating cached repository mjollnirsoftware/evolution
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mjollnirsoftware/evolution
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mjollnirsoftware/evolution" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/mjollnirsoftware/evolution"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/mjollnirsoftware/evolution'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mjollnirsoftware/evolution" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/mjollnirsoftware/evolution"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/mjollnirsoftware/evolution'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c9e536ac05ff50178c8f6d827343753dde5241a
[INFO] sha for GitHub repo mjollnirsoftware/evolution: 0c9e536ac05ff50178c8f6d827343753dde5241a
[INFO] validating manifest of mjollnirsoftware/evolution on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mjollnirsoftware/evolution on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mjollnirsoftware/evolution
[INFO] finished frobbing mjollnirsoftware/evolution
[INFO] frobbed toml for mjollnirsoftware/evolution written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/mjollnirsoftware/evolution/Cargo.toml
[INFO] started frobbing mjollnirsoftware/evolution
[INFO] finished frobbing mjollnirsoftware/evolution
[INFO] frobbed toml for mjollnirsoftware/evolution written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/mjollnirsoftware/evolution/Cargo.toml
[INFO] crate mjollnirsoftware/evolution already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking mjollnirsoftware/evolution against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-1/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/mjollnirsoftware/evolution:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f64f9ac2874260e546a5d8ad73fa70c26fe85b6e74f15a33f3b6eb0ed2acc5e3
[INFO] running `"docker" "start" "-a" "f64f9ac2874260e546a5d8ad73fa70c26fe85b6e74f15a33f3b6eb0ed2acc5e3"`
[INFO] [stderr]     Checking evolution v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |                 let mut text = match ant.team {
[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:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |                 let mut text = match ant.team {
[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/board.rs:140:37
[INFO] [stderr]     |
[INFO] [stderr] 140 |                                 let mut born_ant = ant.split();
[INFO] [stderr]     |                                     ----^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/board.rs:140:37
[INFO] [stderr]     |
[INFO] [stderr] 140 |                                 let mut born_ant = ant.split();
[INFO] [stderr]     |                                     ----^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "f64f9ac2874260e546a5d8ad73fa70c26fe85b6e74f15a33f3b6eb0ed2acc5e3"`
[INFO] running `"docker" "rm" "-f" "f64f9ac2874260e546a5d8ad73fa70c26fe85b6e74f15a33f3b6eb0ed2acc5e3"`
[INFO] [stdout] f64f9ac2874260e546a5d8ad73fa70c26fe85b6e74f15a33f3b6eb0ed2acc5e3