[INFO] updating cached repository https://github.com/foeb/voyage
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3bab40778ee889f9fea7c28b42ebd3e62e3822a6
[INFO] checking foeb/voyage against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoeb%2Fvoyage" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foeb/voyage on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/foeb/voyage
[INFO] finished tweaking git repo https://github.com/foeb/voyage
[INFO] tweaked toml for git repo https://github.com/foeb/voyage written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/foeb/voyage already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6d6dcb88f75a2ebc1501b25fc254dfb71f979d5c63914f8d86cf625807712b06
[INFO] running `"docker" "start" "-a" "6d6dcb88f75a2ebc1501b25fc254dfb71f979d5c63914f8d86cf625807712b06"`
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking enumset v0.3.11
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling ncurses v5.93.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling shred-derive v0.5.0
[INFO] [stderr]     Checking shred v0.7.0
[INFO] [stderr]     Checking hibitset v0.5.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling enum-map-derive v0.2.10
[INFO] [stderr]     Checking enum-map v0.2.36
[INFO] [stderr]     Checking shrev v1.0.1
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking specs v0.12.0
[INFO] [stderr]     Checking cursive v0.8.2
[INFO] [stderr]     Checking boundless_voyage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `world`
[INFO] [stderr]   --> src/main.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut world = World::new();
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_world`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut world = World::new();
[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: constant item is never used: `WALL`
[INFO] [stderr]   --> src/map.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / pub const WALL: MapTile = MapTile {
[INFO] [stderr] 23 | |     ch: '#',
[INFO] [stderr] 24 | |     foreground: Color::Dark(BaseColor::Yellow),
[INFO] [stderr] 25 | |     background: Color::Dark(BaseColor::Black),
[INFO] [stderr] 26 | |     blocks_movement: true,
[INFO] [stderr] 27 | |     blocks_sight: true,
[INFO] [stderr] 28 | | };
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `world`
[INFO] [stderr]   --> src/main.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut world = World::new();
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_world`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut world = World::new();
[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: constant item is never used: `WALL`
[INFO] [stderr]   --> src/map.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / pub const WALL: MapTile = MapTile {
[INFO] [stderr] 23 | |     ch: '#',
[INFO] [stderr] 24 | |     foreground: Color::Dark(BaseColor::Yellow),
[INFO] [stderr] 25 | |     background: Color::Dark(BaseColor::Black),
[INFO] [stderr] 26 | |     blocks_movement: true,
[INFO] [stderr] 27 | |     blocks_sight: true,
[INFO] [stderr] 28 | | };
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "6d6dcb88f75a2ebc1501b25fc254dfb71f979d5c63914f8d86cf625807712b06"`
[INFO] running `"docker" "rm" "-f" "6d6dcb88f75a2ebc1501b25fc254dfb71f979d5c63914f8d86cf625807712b06"`
[INFO] [stdout] 6d6dcb88f75a2ebc1501b25fc254dfb71f979d5c63914f8d86cf625807712b06