[INFO] cloning repository https://github.com/b00lduck/rustduck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b00lduck/rustduck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb00lduck%2Frustduck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb00lduck%2Frustduck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19000cb5cec323cf348c0abb022e6d32d42bb76c
[INFO] checking b00lduck/rustduck against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb00lduck%2Frustduck" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/b00lduck/rustduck on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/b00lduck/rustduck
[INFO] finished tweaking git repo https://github.com/b00lduck/rustduck
[INFO] tweaked toml for git repo https://github.com/b00lduck/rustduck written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/b00lduck/rustduck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d3676a492196dfd41e9f25c63e82481a4a5170bc6f429419ab4a3bbf817527fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3676a492196dfd41e9f25c63e82481a4a5170bc6f429419ab4a3bbf817527fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3676a492196dfd41e9f25c63e82481a4a5170bc6f429419ab4a3bbf817527fb", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a89a56a0dd1458dcafb88579e1ea8ac15f706300e223cc045f3200dd19518866", kill_on_drop: false }`
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[INFO] [stderr]     Checking b00lduck v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add_cubeblock` is never used
[INFO] [stdout]  --> src/cubeblock.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn add_cubeblock(scene_node: &mut SceneNode, a: i32) -> SceneNode {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_cube` is never used
[INFO] [stdout]   --> src/cubeblock.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn add_cube(scene_node: &mut SceneNode, x: i32, y: i32, z: i32) -> SceneNode {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeGroup` is never constructed
[INFO] [stdout]  --> src/target.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NodeGroup {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_z` and `rot_z` are never used
[INFO] [stdout]   --> src/target.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Node {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn move_z(&mut self, new_z:f32) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn rot_z(&mut self, new_angle:f32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `gl_fbo_depth` is never read
[INFO] [stdout]   --> src/postproc/sobel.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MySobel {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     gl_fbo_depth: ShaderUniform<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_cubeblock` is never used
[INFO] [stdout]  --> src/cubeblock.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn add_cubeblock(scene_node: &mut SceneNode, a: i32) -> SceneNode {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_cube` is never used
[INFO] [stdout]   --> src/cubeblock.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn add_cube(scene_node: &mut SceneNode, x: i32, y: i32, z: i32) -> SceneNode {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeGroup` is never constructed
[INFO] [stdout]  --> src/target.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NodeGroup {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_z` and `rot_z` are never used
[INFO] [stdout]   --> src/target.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Node {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn move_z(&mut self, new_z:f32) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn rot_z(&mut self, new_angle:f32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `gl_fbo_depth` is never read
[INFO] [stdout]   --> src/postproc/sobel.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MySobel {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     gl_fbo_depth: ShaderUniform<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.60s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.26.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a89a56a0dd1458dcafb88579e1ea8ac15f706300e223cc045f3200dd19518866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89a56a0dd1458dcafb88579e1ea8ac15f706300e223cc045f3200dd19518866", kill_on_drop: false }`
[INFO] [stdout] a89a56a0dd1458dcafb88579e1ea8ac15f706300e223cc045f3200dd19518866