[INFO] cloning repository BlinfoldKing/Tetrust
[INFO] running `"git" "clone" "--bare" "git://github.com/BlinfoldKing/Tetrust.git" "work/cache/sources/gh/BlinfoldKing/Tetrust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/BlinfoldKing/Tetrust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/BlinfoldKing/Tetrust" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlinfoldKing/Tetrust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlinfoldKing/Tetrust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BlinfoldKing/Tetrust" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlinfoldKing/Tetrust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlinfoldKing/Tetrust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d4d8a6ad3327687bde3e8fb9e76779148328696d
[INFO] sha for GitHub repo BlinfoldKing/Tetrust: d4d8a6ad3327687bde3e8fb9e76779148328696d
[INFO] validating manifest of BlinfoldKing/Tetrust on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BlinfoldKing/Tetrust on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BlinfoldKing/Tetrust
[INFO] finished frobbing BlinfoldKing/Tetrust
[INFO] frobbed toml for BlinfoldKing/Tetrust written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlinfoldKing/Tetrust/Cargo.toml
[INFO] started frobbing BlinfoldKing/Tetrust
[INFO] finished frobbing BlinfoldKing/Tetrust
[INFO] frobbed toml for BlinfoldKing/Tetrust written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlinfoldKing/Tetrust/Cargo.toml
[INFO] crate BlinfoldKing/Tetrust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking BlinfoldKing/Tetrust against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-1/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlinfoldKing/Tetrust:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a76cbf3a37bedb920f06f60554e04f32d3537923ad933b5ead2f545187e50444
[INFO] running `"docker" "start" "-a" "a76cbf3a37bedb920f06f60554e04f32d3537923ad933b5ead2f545187e50444"`
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking pistoncore-input v0.22.0
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking glutin v0.18.0
[INFO] [stderr]     Checking pistoncore-window v0.33.0
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.38.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.49.0
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking piston v0.38.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.55.0
[INFO] [stderr]     Checking Tetrust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if let Some(r) = e.render_args() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/main.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |         if let Some(u) = e.update_args() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `score`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     score: u64,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rotate`
[INFO] [stderr]    --> src/main.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn rotate(&mut self, n: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Tetrust` 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: `tetrust`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:191:7
[INFO] [stderr]     |
[INFO] [stderr] 191 | const i_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `I_BLOCK`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `o_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:198:7
[INFO] [stderr]     |
[INFO] [stderr] 198 | const o_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `O_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `t_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:205:7
[INFO] [stderr]     |
[INFO] [stderr] 205 | const t_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `T_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `s_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:212:7
[INFO] [stderr]     |
[INFO] [stderr] 212 | const s_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `S_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `z_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:219:7
[INFO] [stderr]     |
[INFO] [stderr] 219 | const z_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `Z_BLOCK`
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if let Some(r) = e.render_args() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/main.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |         if let Some(u) = e.update_args() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: constant `j_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:226:7
[INFO] [stderr]     |
[INFO] [stderr] 226 | const j_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `J_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `l_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:233:7
[INFO] [stderr]     |
[INFO] [stderr] 233 | const l_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `L_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `block_type` should have an upper case name
[INFO] [stderr]    --> src/main.rs:240:7
[INFO] [stderr]     |
[INFO] [stderr] 240 | const block_type: [[[u8; 4]; 4]; 7] = [
[INFO] [stderr]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `BLOCK_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `score`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     score: u64,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rotate`
[INFO] [stderr]    --> src/main.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn rotate(&mut self, n: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Tetrust` 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: `tetrust`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:191:7
[INFO] [stderr]     |
[INFO] [stderr] 191 | const i_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `I_BLOCK`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `o_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:198:7
[INFO] [stderr]     |
[INFO] [stderr] 198 | const o_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `O_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `t_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:205:7
[INFO] [stderr]     |
[INFO] [stderr] 205 | const t_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `T_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `s_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:212:7
[INFO] [stderr]     |
[INFO] [stderr] 212 | const s_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `S_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `z_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:219:7
[INFO] [stderr]     |
[INFO] [stderr] 219 | const z_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `Z_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `j_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:226:7
[INFO] [stderr]     |
[INFO] [stderr] 226 | const j_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `J_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `l_block` should have an upper case name
[INFO] [stderr]    --> src/main.rs:233:7
[INFO] [stderr]     |
[INFO] [stderr] 233 | const l_block: [[u8; 4]; 4] = [
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `L_BLOCK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `block_type` should have an upper case name
[INFO] [stderr]    --> src/main.rs:240:7
[INFO] [stderr]     |
[INFO] [stderr] 240 | const block_type: [[[u8; 4]; 4]; 7] = [
[INFO] [stderr]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `BLOCK_TYPE`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.10s
[INFO] running `"docker" "inspect" "a76cbf3a37bedb920f06f60554e04f32d3537923ad933b5ead2f545187e50444"`
[INFO] running `"docker" "rm" "-f" "a76cbf3a37bedb920f06f60554e04f32d3537923ad933b5ead2f545187e50444"`
[INFO] [stdout] a76cbf3a37bedb920f06f60554e04f32d3537923ad933b5ead2f545187e50444