[INFO] cloning repository https://github.com/stillbeingnick/Rustenstein3d
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stillbeingnick/Rustenstein3d" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstillbeingnick%2FRustenstein3d"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstillbeingnick%2FRustenstein3d'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3715264b81a9e5d387993c618c4cc808621c140b
[INFO] checking stillbeingnick/Rustenstein3d against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstillbeingnick%2FRustenstein3d" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stillbeingnick/Rustenstein3d on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/stillbeingnick/Rustenstein3d
[INFO] finished tweaking git repo https://github.com/stillbeingnick/Rustenstein3d
[INFO] tweaked toml for git repo https://github.com/stillbeingnick/Rustenstein3d written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/stillbeingnick/Rustenstein3d already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c1b8f210a44c3237b5b35c45d34bab414107e98c06d8e33a44beb72fbadaf17
[INFO] running `"docker" "start" "-a" "0c1b8f210a44c3237b5b35c45d34bab414107e98c06d8e33a44beb72fbadaf17"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.25.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling wayland-scanner v0.25.0
[INFO] [stderr]    Compiling minifb v0.16.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.25.0
[INFO] [stderr]    Compiling wayland-protocols v0.25.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.25.0
[INFO] [stderr]     Checking wayland-cursor v0.25.0
[INFO] [stderr]     Checking Rustenstein3d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ScaleMode`
[INFO] [stderr]  --> src/main.rs:2:42
[INFO] [stderr]   |
[INFO] [stderr] 2 | use minifb::{Key, Window, WindowOptions, ScaleMode, Scale};
[INFO] [stderr]   |                                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::SystemTime`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::SystemTime;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ScaleMode`
[INFO] [stderr]  --> src/main.rs:2:42
[INFO] [stderr]   |
[INFO] [stderr] 2 | use minifb::{Key, Window, WindowOptions, ScaleMode, Scale};
[INFO] [stderr]   |                                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::SystemTime`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::SystemTime;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buffer` is never read
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut buffer: Vec<u32> = vec![0; D_WIDTH * D_HEIGHT];
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `plane`
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut plane = FloatVec {
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plane`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame_time`
[INFO] [stderr]   --> src/main.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut frame_time = 0.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin_left`
[INFO] [stderr]    --> src/main.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let origin_left = FloatVec {
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin_left`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut plane = FloatVec {
[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:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut frame_time = 0.0;
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rustenstein3d` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rustenstein3d`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buffer` is never read
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut buffer: Vec<u32> = vec![0; D_WIDTH * D_HEIGHT];
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `plane`
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut plane = FloatVec {
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plane`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame_time`
[INFO] [stderr]   --> src/main.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut frame_time = 0.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin_left`
[INFO] [stderr]    --> src/main.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let origin_left = FloatVec {
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin_left`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut plane = FloatVec {
[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:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut frame_time = 0.0;
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rustenstein3d` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rustenstein3d`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.80s
[INFO] running `"docker" "inspect" "0c1b8f210a44c3237b5b35c45d34bab414107e98c06d8e33a44beb72fbadaf17"`
[INFO] running `"docker" "rm" "-f" "0c1b8f210a44c3237b5b35c45d34bab414107e98c06d8e33a44beb72fbadaf17"`
[INFO] [stdout] 0c1b8f210a44c3237b5b35c45d34bab414107e98c06d8e33a44beb72fbadaf17