[INFO] updating cached repository nrxus/engine_duck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nrxus/engine_duck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nrxus/engine_duck" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nrxus/engine_duck"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nrxus/engine_duck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nrxus/engine_duck" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nrxus/engine_duck"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nrxus/engine_duck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ebacbe78c85de1dbe4d4372e844f761da140ab2
[INFO] sha for GitHub repo nrxus/engine_duck: 8ebacbe78c85de1dbe4d4372e844f761da140ab2
[INFO] validating manifest of nrxus/engine_duck on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nrxus/engine_duck on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nrxus/engine_duck
[INFO] finished frobbing nrxus/engine_duck
[INFO] frobbed toml for nrxus/engine_duck written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nrxus/engine_duck/Cargo.toml
[INFO] started frobbing nrxus/engine_duck
[INFO] finished frobbing nrxus/engine_duck
[INFO] frobbed toml for nrxus/engine_duck written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nrxus/engine_duck/Cargo.toml
[INFO] crate nrxus/engine_duck already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nrxus/engine_duck against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-0/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nrxus/engine_duck:/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 82062fb64f7f8ef52bc02e535e4397f421fd5054dc65a2084303b9c1dae08480
[INFO] running `"docker" "start" "-a" "82062fb64f7f8ef52bc02e535e4397f421fd5054dc65a2084303b9c1dae08480"`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling moho-derive v0.1.0 (https://github.com/nrxus/moho#1259f0e0)
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.2.27
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking glm v0.2.3
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking moho v0.0.10 (https://github.com/nrxus/moho#1259f0e0)
[INFO] [stderr]     Checking serde_yaml v0.8.7
[INFO] [stderr]     Checking engine_duck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `load`
[INFO] [stderr]   --> src/data/level.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn load(path: &'static str) -> Result<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create`
[INFO] [stderr]   --> src/game/score_repository.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn create(entries: &[Score]) -> Result<()> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load`
[INFO] [stderr]   --> src/data/level.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn load(path: &'static str) -> Result<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create`
[INFO] [stderr]   --> src/game/score_repository.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn create(entries: &[Score]) -> Result<()> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.72s
[INFO] running `"docker" "inspect" "82062fb64f7f8ef52bc02e535e4397f421fd5054dc65a2084303b9c1dae08480"`
[INFO] running `"docker" "rm" "-f" "82062fb64f7f8ef52bc02e535e4397f421fd5054dc65a2084303b9c1dae08480"`
[INFO] [stdout] 82062fb64f7f8ef52bc02e535e4397f421fd5054dc65a2084303b9c1dae08480