[INFO] updating cached repository https://github.com/abusch/chip8rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8681f354f2275808dd44533d77dec5c839f4f96f
[INFO] checking abusch/chip8rs against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabusch%2Fchip8rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abusch/chip8rs on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/abusch/chip8rs
[INFO] finished tweaking git repo https://github.com/abusch/chip8rs
[INFO] tweaked toml for git repo https://github.com/abusch/chip8rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/abusch/chip8rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5c5941bdd31edbc6052880e055760bdbcded44dee53965851e96b45c865d5fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5c5941bdd31edbc6052880e055760bdbcded44dee53965851e96b45c865d5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5c5941bdd31edbc6052880e055760bdbcded44dee53965851e96b45c865d5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c5941bdd31edbc6052880e055760bdbcded44dee53965851e96b45c865d5fa", kill_on_drop: false }`
[INFO] [stdout] c5c5941bdd31edbc6052880e055760bdbcded44dee53965851e96b45c865d5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebe04f2a255586a66ca4774f894ec9fb69c45b7298a7a0f22431ec9724795909
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ebe04f2a255586a66ca4774f894ec9fb69c45b7298a7a0f22431ec9724795909", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling minifb v0.16.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.25.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling wayland-scanner v0.25.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.25.0
[INFO] [stderr]    Compiling wayland-protocols v0.25.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.25.0
[INFO] [stderr]     Checking wayland-cursor v0.25.0
[INFO] [stderr]     Checking chip8rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]  --> src/gfx.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     buf: [u8; (W as usize * H as usize)],
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]   --> src/gfx.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |             buf: [0u8; (W as usize * H as usize)],
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]  --> src/gfx.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     buf: [u8; (W as usize * H as usize)],
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]   --> src/gfx.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |             buf: [0u8; (W as usize * H as usize)],
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.80s
[INFO] running `Command { std: "docker" "inspect" "ebe04f2a255586a66ca4774f894ec9fb69c45b7298a7a0f22431ec9724795909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe04f2a255586a66ca4774f894ec9fb69c45b7298a7a0f22431ec9724795909", kill_on_drop: false }`
[INFO] [stdout] ebe04f2a255586a66ca4774f894ec9fb69c45b7298a7a0f22431ec9724795909