[INFO] updating cached repository adumbidiot/slash
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adumbidiot/slash
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adumbidiot/slash" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/adumbidiot/slash"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/adumbidiot/slash'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adumbidiot/slash" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/adumbidiot/slash"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/adumbidiot/slash'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7d6a98583011953ee93c1399bb8a623db0ebb45e
[INFO] sha for GitHub repo adumbidiot/slash: 7d6a98583011953ee93c1399bb8a623db0ebb45e
[INFO] validating manifest of adumbidiot/slash on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adumbidiot/slash on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing adumbidiot/slash
[INFO] finished frobbing adumbidiot/slash
[INFO] frobbed toml for adumbidiot/slash written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/adumbidiot/slash/Cargo.toml
[INFO] started frobbing adumbidiot/slash
[INFO] finished frobbing adumbidiot/slash
[INFO] frobbed toml for adumbidiot/slash written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/adumbidiot/slash/Cargo.toml
[INFO] crate adumbidiot/slash has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking adumbidiot/slash against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/adumbidiot/slash:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 59df6856e94dfc38e88d93bc26bab1eb899a51d6bc9abdcabd2f5c3042190107
[INFO] running `"docker" "start" "-a" "59df6856e94dfc38e88d93bc26bab1eb899a51d6bc9abdcabd2f5c3042190107"`
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking glutin v0.18.0
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking nalgebra v0.16.8
[INFO] [stderr]     Checking slash v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::ffi::CString;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::ffi::CString;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:149:7
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let mut shader_program = graphics::ShaderProgram::compile(vs, fs).unwrap();
[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: field is never used: `title`
[INFO] [stderr]   --> src/lib.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     title: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:149:7
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let mut shader_program = graphics::ShaderProgram::compile(vs, fs).unwrap();
[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: struct is never constructed: `Graphics`
[INFO] [stderr]  --> src/graphics.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Graphics {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/graphics.rs:13:2
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/graphics.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn init(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/graphics.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn clear(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compile_shader`
[INFO] [stderr]   --> src/graphics.rs:33:2
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn compile_shader(&self, src: &str, ty: GLenum) -> GLuint{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ShaderProgram`
[INFO] [stderr]   --> src/graphics.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct ShaderProgram {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compile`
[INFO] [stderr]   --> src/graphics.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn compile(vertex_shader: GLuint, fragment_shader: GLuint) -> Result<Self, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `enable`
[INFO] [stderr]   --> src/graphics.rs:87:2
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn enable(&self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]   --> src/graphics.rs:93:2
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn free(self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_uniform_matrix4`
[INFO] [stderr]   --> src/graphics.rs:99:2
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn set_uniform_matrix4(&self, var: &str, mat_slice: &[f32]){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Config`
[INFO] [stderr]   --> src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Config {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new() -> Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `App`
[INFO] [stderr]   --> src/lib.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct App{
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:47:2
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new() -> Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `config`
[INFO] [stderr]   --> src/lib.rs:59:2
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn config(&mut self, c: Config){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/lib.rs:64:2
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn init(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `main_loop`
[INFO] [stderr]   --> src/lib.rs:68:2
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn main_loop(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.79s
[INFO] running `"docker" "inspect" "59df6856e94dfc38e88d93bc26bab1eb899a51d6bc9abdcabd2f5c3042190107"`
[INFO] running `"docker" "rm" "-f" "59df6856e94dfc38e88d93bc26bab1eb899a51d6bc9abdcabd2f5c3042190107"`
[INFO] [stdout] 59df6856e94dfc38e88d93bc26bab1eb899a51d6bc9abdcabd2f5c3042190107