[INFO] cloning repository https://github.com/jakeactually/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakeactually/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeactually%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeactually%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cda66a1c48c04daf8c10afe3dc02e1aca42a2c2
[INFO] checking jakeactually/chip-8 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeactually%2Fchip-8" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakeactually/chip-8 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakeactually/chip-8
[INFO] finished tweaking git repo https://github.com/jakeactually/chip-8
[INFO] tweaked toml for git repo https://github.com/jakeactually/chip-8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jakeactually/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46538e49dc8afbc9e039db7edf65a043f077be5bb9b9823c82abfa6d0d22b49d
[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" "46538e49dc8afbc9e039db7edf65a043f077be5bb9b9823c82abfa6d0d22b49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46538e49dc8afbc9e039db7edf65a043f077be5bb9b9823c82abfa6d0d22b49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46538e49dc8afbc9e039db7edf65a043f077be5bb9b9823c82abfa6d0d22b49d", kill_on_drop: false }`
[INFO] [stdout] 46538e49dc8afbc9e039db7edf65a043f077be5bb9b9823c82abfa6d0d22b49d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] ff9739a605cd456af9f79a660e45ab863f5c13b77759fa31ac545384c2a34d35
[INFO] running `Command { std: "docker" "start" "-a" "ff9739a605cd456af9f79a660e45ab863f5c13b77759fa31ac545384c2a34d35", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
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[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.11
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[INFO] [stderr]     Checking lzw v0.10.0
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[INFO] [stderr]    Compiling num-traits v0.2.11
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[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
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[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking png v0.16.1
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[INFO] [stderr]    Compiling gl_generator v0.13.1
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[INFO] [stderr]    Compiling wayland-client v0.21.13
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[INFO] [stderr]    Compiling serde_derive v1.0.66
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[INFO] [stderr]     Checking piston v0.49.0
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[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]  --> src/data.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLACK`
[INFO] [stdout]  --> src/data.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `disassemble`
[INFO] [stdout]  --> src/dissasembler.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn disassemble(bytes: Vec<u8>) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]  --> src/data.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLACK`
[INFO] [stdout]  --> src/data.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `disassemble`
[INFO] [stdout]  --> src/dissasembler.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn disassemble(bytes: Vec<u8>) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "ff9739a605cd456af9f79a660e45ab863f5c13b77759fa31ac545384c2a34d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9739a605cd456af9f79a660e45ab863f5c13b77759fa31ac545384c2a34d35", kill_on_drop: false }`
[INFO] [stdout] ff9739a605cd456af9f79a660e45ab863f5c13b77759fa31ac545384c2a34d35