[INFO] cloning repository https://github.com/PieMyth/galaga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PieMyth/galaga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fgalaga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fgalaga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c11426e6e09dab0e11a6e9d7e9d6e17b0b1f71cf
[INFO] checking PieMyth/galaga against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fgalaga" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PieMyth/galaga on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PieMyth/galaga
[INFO] finished tweaking git repo https://github.com/PieMyth/galaga
[INFO] tweaked toml for git repo https://github.com/PieMyth/galaga written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/PieMyth/galaga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c6c1a6f573f3db7f5db74d089d3334c9481e1535747c0fc063c66aa728e4f10
[INFO] running `Command { std: "docker" "start" "-a" "5c6c1a6f573f3db7f5db74d089d3334c9481e1535747c0fc063c66aa728e4f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c6c1a6f573f3db7f5db74d089d3334c9481e1535747c0fc063c66aa728e4f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6c1a6f573f3db7f5db74d089d3334c9481e1535747c0fc063c66aa728e4f10", kill_on_drop: false }`
[INFO] [stdout] 5c6c1a6f573f3db7f5db74d089d3334c9481e1535747c0fc063c66aa728e4f10
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd3edf6ff7b1b24e423583199f6c0933a972e7a019e75263736d0e0ee0bd58c5
[INFO] running `Command { std: "docker" "start" "-a" "cd3edf6ff7b1b24e423583199f6c0933a972e7a019e75263736d0e0ee0bd58c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.52.1
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking pistoncore-window v0.31.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.36.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.45.3
[INFO] [stderr]     Checking piston v0.36.0
[INFO] [stderr]     Checking galaga v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 139 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 288 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 329 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 139 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 288 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 8   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 329 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         for mut x in (&mut self.shots).iter_mut() {
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         for mut x in (&mut self.shots).iter_mut() {
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let mut x = x.current_pos();
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let mut x = x.current_pos();
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "cd3edf6ff7b1b24e423583199f6c0933a972e7a019e75263736d0e0ee0bd58c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3edf6ff7b1b24e423583199f6c0933a972e7a019e75263736d0e0ee0bd58c5", kill_on_drop: false }`
[INFO] [stdout] cd3edf6ff7b1b24e423583199f6c0933a972e7a019e75263736d0e0ee0bd58c5