[INFO] updating cached repository https://github.com/McGittyHub/chess-rs
[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] 0d9105e6a690eb4e96a3880f9424708fc7f2aec7
[INFO] checking McGittyHub/chess-rs against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcGittyHub%2Fchess-rs" "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/McGittyHub/chess-rs on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/McGittyHub/chess-rs
[INFO] finished tweaking git repo https://github.com/McGittyHub/chess-rs
[INFO] tweaked toml for git repo https://github.com/McGittyHub/chess-rs written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/McGittyHub/chess-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 737611e0412182fee1093fec285aba46cafe4a74940439c1d0e73ab410930462
[INFO] running `"docker" "start" "-a" "737611e0412182fee1093fec285aba46cafe4a74940439c1d0e73ab410930462"`
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]     Checking mint v0.4.2
[INFO] [stderr]     Checking mint v0.2.0
[INFO] [stderr]     Checking spin v0.4.6
[INFO] [stderr]     Checking smallvec v0.5.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling x11-dl v2.16.0
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.6
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking froggy v0.4.4
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking alsa-sys v0.1.1
[INFO] [stderr]     Checking rayon v0.9.0
[INFO] [stderr]     Checking png v0.7.0
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[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]    Compiling gltf-derive v0.9.3
[INFO] [stderr]     Checking cpal v0.4.6
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking gfx_device_gl v0.14.4
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v1.0.21
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[INFO] [stderr]    Compiling includedir_codegen v0.2.2
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[INFO] [stderr]     Checking obj v0.6.0
[INFO] [stderr]     Checking gfx_glyph v0.3.3
[INFO] [stderr]    Compiling three v0.2.0 (https://github.com/three-rs/three.git#afddb1d3)
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.10
[INFO] [stderr]     Checking wayland-client v0.9.10
[INFO] [stderr]     Checking gltf-json v0.9.3
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[INFO] [stderr]     Checking wayland-window v0.7.0
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[INFO] [stderr]     Checking glutin v0.9.2
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[INFO] [stderr]     Checking gltf-utils v0.9.3
[INFO] [stderr]     Checking gltf-importer v0.9.3
[INFO] [stderr]     Checking chess-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backend/move_analyzer.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let sweeps: &mut [&mut Iterator<Item = Tile>] = &mut [
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Tile>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/backend/move_analyzer.rs:106:28
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let sweeps: &mut [&mut Iterator<Item = Tile>] = &mut [
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Tile>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `backend::piece::Piece`
[INFO] [stderr]  --> src/frontend/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use backend::piece::Piece;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backend/move_analyzer.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let sweeps: &mut [&mut Iterator<Item = Tile>] = &mut [
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Tile>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/backend/move_analyzer.rs:106:28
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let sweeps: &mut [&mut Iterator<Item = Tile>] = &mut [
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Tile>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `backend::piece::Piece`
[INFO] [stderr]  --> src/frontend/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use backend::piece::Piece;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_display_char`
[INFO] [stderr]   --> src/backend/board.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn to_display_char(piece: Piece) -> char {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_board`
[INFO] [stderr]   --> src/backend/board.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn print_board(&self) -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_display_char`
[INFO] [stderr]   --> src/backend/board.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn to_display_char(piece: Piece) -> char {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_board`
[INFO] [stderr]   --> src/backend/board.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn print_board(&self) -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `"docker" "inspect" "737611e0412182fee1093fec285aba46cafe4a74940439c1d0e73ab410930462"`
[INFO] running `"docker" "rm" "-f" "737611e0412182fee1093fec285aba46cafe4a74940439c1d0e73ab410930462"`
[INFO] [stdout] 737611e0412182fee1093fec285aba46cafe4a74940439c1d0e73ab410930462