[INFO] cloning repository https://github.com/o01eg/gltut-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o01eg/gltut-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo01eg%2Fgltut-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo01eg%2Fgltut-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51a32b56b71d9ec542726a7588177a3c3fcd4e13
[INFO] checking o01eg/gltut-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo01eg%2Fgltut-rust" "/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/o01eg/gltut-rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/o01eg/gltut-rust
[INFO] finished tweaking git repo https://github.com/o01eg/gltut-rust
[INFO] tweaked toml for git repo https://github.com/o01eg/gltut-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/o01eg/gltut-rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded rand_core v0.2.0
[INFO] [stderr]   Downloaded rand v0.5.0
[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_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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c508f7e04092f2b3969f7012f3d8be049577a1cff5783d35d08ca72ced3b33b2
[INFO] running `Command { std: "docker" "start" "-a" "c508f7e04092f2b3969f7012f3d8be049577a1cff5783d35d08ca72ced3b33b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c508f7e04092f2b3969f7012f3d8be049577a1cff5783d35d08ca72ced3b33b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c508f7e04092f2b3969f7012f3d8be049577a1cff5783d35d08ca72ced3b33b2", kill_on_drop: false }`
[INFO] [stdout] c508f7e04092f2b3969f7012f3d8be049577a1cff5783d35d08ca72ced3b33b2
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e9544adba5aa3941f48acbbb37315cc44de9a56beabef9121001635c2e05d3e
[INFO] running `Command { std: "docker" "start" "-a" "3e9544adba5aa3941f48acbbb37315cc44de9a56beabef9121001635c2e05d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rand_core v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking gltut-rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/libtutcommon/glutils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, ffi::{CStr, CString, OsStr}, fs::File, io::{Read, Result}, path::Path,
[INFO] [stdout]   |     ^^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/glutils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     self, types::{GLchar, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/glutils.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/sdl.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/libtutcommon/sdl.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/sdl.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use gl;
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/controls.rs:5:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | use sdl2::{self, keyboard::Scancode, mouse::MouseWheelDirection};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/libtutcommon/glutils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, ffi::{CStr, CString, OsStr}, fs::File, io::{Read, Result}, path::Path,
[INFO] [stdout]   |     ^^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/glutils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     self, types::{GLchar, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/glutils.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/sdl.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/libtutcommon/sdl.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/sdl.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use gl;
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/libtutcommon/controls.rs:5:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | use sdl2::{self, keyboard::Scancode, mouse::MouseWheelDirection};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/libtutcommon/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut04/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut04/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut04/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/tut04/glscene.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand::{self, Rng};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut04/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut03/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut03/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut03/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tutcommon` is imported redundantly
[INFO] [stdout]   --> src/tut03/glscene.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     self, matrix::{Matrix4f, Vector3f},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut03/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate tutcommon;
[INFO] [stdout]    | ----------------------- the item `tutcommon` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut06/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut06/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut06/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut06/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut06/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut07/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut02/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut07/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut07/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut07/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut07/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut02/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut02/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut04/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut04/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut04/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/tut04/glscene.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand::{self, Rng};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut04/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut02/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut02/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut02/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut03/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut03/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut03/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tutcommon` is imported redundantly
[INFO] [stdout]   --> src/tut03/glscene.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     self, matrix::{Matrix4f, Vector3f},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut03/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate tutcommon;
[INFO] [stdout]    | ----------------------- the item `tutcommon` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut06/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut06/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut06/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut06/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut06/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut05/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut05/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut05/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut05/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut05/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut07/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut07/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut07/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut07/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut07/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/tut05/glscene.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gl` is imported redundantly
[INFO] [stdout]   --> src/tut05/glscene.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     self, types::{GLfloat, GLint, GLuint, GLvoid},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tut05/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate gl;
[INFO] [stdout]    | ---------------- the item `gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/tut05/glscene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/tut05/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "3e9544adba5aa3941f48acbbb37315cc44de9a56beabef9121001635c2e05d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9544adba5aa3941f48acbbb37315cc44de9a56beabef9121001635c2e05d3e", kill_on_drop: false }`
[INFO] [stdout] 3e9544adba5aa3941f48acbbb37315cc44de9a56beabef9121001635c2e05d3e