[INFO] updating cached repository floriama/algen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/floriama/algen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/floriama/algen" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/floriama/algen"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/floriama/algen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/floriama/algen" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/floriama/algen"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/floriama/algen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 495b8249e9dbb7889cc85cecb3c0ccc51ea0abd0
[INFO] sha for GitHub repo floriama/algen: 495b8249e9dbb7889cc85cecb3c0ccc51ea0abd0
[INFO] validating manifest of floriama/algen on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of floriama/algen on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing floriama/algen
[INFO] finished frobbing floriama/algen
[INFO] frobbed toml for floriama/algen written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/floriama/algen/Cargo.toml
[INFO] started frobbing floriama/algen
[INFO] finished frobbing floriama/algen
[INFO] frobbed toml for floriama/algen written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/floriama/algen/Cargo.toml
[INFO] crate floriama/algen already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking floriama/algen against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/floriama/algen:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b00e054d7b4f3ccc53afede950e328e4b73f01df027eefce4e9bec970b19f199
[INFO] running `"docker" "start" "-a" "b00e054d7b4f3ccc53afede950e328e4b73f01df027eefce4e9bec970b19f199"`
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]     Checking glutin v0.17.0
[INFO] [stderr]     Checking glium v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking serde v1.0.80
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking toml v0.4.8
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking conrod v0.61.1
[INFO] [stderr]     Checking nannou v0.8.0
[INFO] [stderr]     Checking flocking v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let mut fps = (1.0/dt).round().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:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let mut fps = (1.0/dt).round().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 1m 29s
[INFO] running `"docker" "inspect" "b00e054d7b4f3ccc53afede950e328e4b73f01df027eefce4e9bec970b19f199"`
[INFO] running `"docker" "rm" "-f" "b00e054d7b4f3ccc53afede950e328e4b73f01df027eefce4e9bec970b19f199"`
[INFO] [stdout] b00e054d7b4f3ccc53afede950e328e4b73f01df027eefce4e9bec970b19f199