[INFO] updating cached repository https://github.com/BeyondTomrrow/fictional-bassoon
[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] 5315eae8f451909387e8a05444b79366e3c35eb4
[INFO] checking BeyondTomrrow/fictional-bassoon against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeyondTomrrow%2Ffictional-bassoon" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BeyondTomrrow/fictional-bassoon 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/BeyondTomrrow/fictional-bassoon
[INFO] finished tweaking git repo https://github.com/BeyondTomrrow/fictional-bassoon
[INFO] tweaked toml for git repo https://github.com/BeyondTomrrow/fictional-bassoon written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/BeyondTomrrow/fictional-bassoon 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/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] 3edd3e99f8ae9d06a9ad89dbbb3d41297dfdb38b9512f21cb439d911866debd7
[INFO] running `"docker" "start" "-a" "3edd3e99f8ae9d06a9ad89dbbb3d41297dfdb38b9512f21cb439d911866debd7"`
[INFO] [stderr]     Checking mint v0.2.0
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking mint v0.4.9
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]     Checking froggy v0.4.4
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking rusttype v0.3.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking cpal v0.4.6
[INFO] [stderr]     Checking includedir v0.3.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]    Compiling includedir_codegen v0.3.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking genmesh v0.5.0
[INFO] [stderr]     Checking rodio v0.5.2
[INFO] [stderr]    Compiling three v0.3.1
[INFO] [stderr]     Checking obj v0.8.2
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking gfx_window_glutin v0.20.0
[INFO] [stderr]     Checking gfx_glyph v0.8.2
[INFO] [stderr] warning[E0502]: cannot borrow `mapping` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/three-0.3.1/src/factory/mod.rs:738:13
[INFO] [stderr]     |
[INFO] [stderr] 738 |               mapping[i] = Vertex {
[INFO] [stderr]     |               -^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |  _____________mutable borrow occurs here
[INFO] [stderr]     | |
[INFO] [stderr] 739 | |                 pos: [pos.x, pos.y, pos.z, 1.0],
[INFO] [stderr] 740 | |                 .. mapping[i]
[INFO] [stderr]     | |                    ------- immutable borrow occurs here
[INFO] [stderr] 741 | |             };
[INFO] [stderr]     | |_____________- immutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking toy_3d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/engine_backend.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     /// Creates a plane that is 1 unit wide and 1 unit tall.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 |     three::Geometry::plane(1.0, 1.0)
[INFO] [stderr]    |     -------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     /// Window title
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 27 |     let title = "Toy thing";
[INFO] [stderr]    |     ------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     /// Creates a window with the title above.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 30 |     let mut window = three::Window::new(title); //crates a mutable window from the Three crate using the title variable.
[INFO] [stderr]    |     ------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/engine_backend.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     /// Creates a plane that is 1 unit wide and 1 unit tall.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 |     three::Geometry::plane(1.0, 1.0)
[INFO] [stderr]    |     -------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     /// Window title
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 27 |     let title = "Toy thing";
[INFO] [stderr]    |     ------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     /// Creates a window with the title above.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 30 |     let mut window = three::Window::new(title); //crates a mutable window from the Three crate using the title variable.
[INFO] [stderr]    |     ------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `three::Object`
[INFO] [stderr]   --> src/engine_backend.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use three::Object;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `three::Object`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use three::Object;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `material_1`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let material_1 = three::material::Basic {
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_material_1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/engine_backend.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let path = args.nth(1).unwrap_or(obj_path.into());
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_square`
[INFO] [stderr]   --> src/engine_backend.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn make_square() -> three::Geometry {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_Obj`
[INFO] [stderr]   --> src/engine_backend.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_Obj () {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `load_Obj` should have a snake case name
[INFO] [stderr]   --> src/engine_backend.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_Obj () {
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to snake case: `load_obj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `three::Object`
[INFO] [stderr]   --> src/engine_backend.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use three::Object;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `three::Object`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use three::Object;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `material_1`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let material_1 = three::material::Basic {
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_material_1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/engine_backend.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let path = args.nth(1).unwrap_or(obj_path.into());
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_square`
[INFO] [stderr]   --> src/engine_backend.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn make_square() -> three::Geometry {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_Obj`
[INFO] [stderr]   --> src/engine_backend.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_Obj () {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `load_Obj` should have a snake case name
[INFO] [stderr]   --> src/engine_backend.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_Obj () {
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to snake case: `load_obj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "3edd3e99f8ae9d06a9ad89dbbb3d41297dfdb38b9512f21cb439d911866debd7"`
[INFO] running `"docker" "rm" "-f" "3edd3e99f8ae9d06a9ad89dbbb3d41297dfdb38b9512f21cb439d911866debd7"`
[INFO] [stdout] 3edd3e99f8ae9d06a9ad89dbbb3d41297dfdb38b9512f21cb439d911866debd7