[INFO] cloning repository https://github.com/jdomenechb/rustiegb
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jdomenechb/rustiegb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdomenechb%2Frustiegb"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdomenechb%2Frustiegb'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e067c3b4a32b55de6c06d60596d604c010a46a63
[INFO] checking jdomenechb/rustiegb against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdomenechb%2Frustiegb" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdomenechb/rustiegb on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jdomenechb/rustiegb
[INFO] finished tweaking git repo https://github.com/jdomenechb/rustiegb
[INFO] tweaked toml for git repo https://github.com/jdomenechb/rustiegb written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jdomenechb/rustiegb already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 0dd06bdf83890a89ebaff48e3196f748ed9e5569506dd0ec34ab6544ad1ce9a5
[INFO] running `"docker" "start" "-a" "0dd06bdf83890a89ebaff48e3196f748ed9e5569506dd0ec34ab6544ad1ce9a5"`
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.81
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking rustiegb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         panic!("ERROR: Memory address {:X} not readable", position);
[INFO] [stderr]     |         ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 163 | 
[INFO] [stderr] 164 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |         panic!("ERROR: Memory address {:X} not readable", position);
[INFO] [stderr]     |         ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 195 | 
[INFO] [stderr] 196 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/gpu/gpu.rs:93:30
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `DARK_GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const DARK_GRAY:  [f32; 4] = [0.3333, 0.3333, 0.3333, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const GRAY:  [f32; 4] = [0.6667, 0.6667, 0.6667, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         panic!("ERROR: Memory address {:X} not readable", position);
[INFO] [stderr]     |         ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 163 | 
[INFO] [stderr] 164 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |         panic!("ERROR: Memory address {:X} not readable", position);
[INFO] [stderr]     |         ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 195 | 
[INFO] [stderr] 196 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/gpu/gpu.rs:93:30
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `DARK_GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const DARK_GRAY:  [f32; 4] = [0.3333, 0.3333, 0.3333, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const GRAY:  [f32; 4] = [0.6667, 0.6667, 0.6667, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `"docker" "inspect" "0dd06bdf83890a89ebaff48e3196f748ed9e5569506dd0ec34ab6544ad1ce9a5"`
[INFO] running `"docker" "rm" "-f" "0dd06bdf83890a89ebaff48e3196f748ed9e5569506dd0ec34ab6544ad1ce9a5"`
[INFO] [stdout] 0dd06bdf83890a89ebaff48e3196f748ed9e5569506dd0ec34ab6544ad1ce9a5