[INFO] cloning repository https://github.com/Loag/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/Loag/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoag%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoag%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f303a61a1cf3634ab99efc20dff5e786f2adc87
[INFO] checking Loag/chip-8 against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoag%2Fchip-8" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Loag/chip-8
[INFO] finished tweaking git repo https://github.com/Loag/chip-8
[INFO] tweaked toml for git repo https://github.com/Loag/chip-8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Loag/chip-8 on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Loag/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 042ac639d00e6e284debba375adaeac506aeb45f485a7f4ff4debb9a5beb6bee
[INFO] running `Command { std: "docker" "start" "-a" "042ac639d00e6e284debba375adaeac506aeb45f485a7f4ff4debb9a5beb6bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "042ac639d00e6e284debba375adaeac506aeb45f485a7f4ff4debb9a5beb6bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042ac639d00e6e284debba375adaeac506aeb45f485a7f4ff4debb9a5beb6bee", kill_on_drop: false }`
[INFO] [stdout] 042ac639d00e6e284debba375adaeac506aeb45f485a7f4ff4debb9a5beb6bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e0e58bb5c8a8363f722db5688cee7f07328c517d36bbfcd3eb4b5340b50439
[INFO] running `Command { std: "docker" "start" "-a" "04e0e58bb5c8a8363f722db5688cee7f07328c517d36bbfcd3eb4b5340b50439", kill_on_drop: false }`
[INFO] [stderr]     Checking chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `set` is never used
[INFO] [stdout]   --> src/vm.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl Input {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     fn set(&mut self, i: usize) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump_memory` is never used
[INFO] [stdout]    --> src/vm.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl Memory {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn dump_memory(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_memory` is never used
[INFO] [stdout]    --> src/vm.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl Vm {
[INFO] [stdout]     | ------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 183 |     fn new_with_memory(mem: Memory) -> Vm {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set` is never used
[INFO] [stdout]   --> src/vm.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl Input {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     fn set(&mut self, i: usize) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump_memory` is never used
[INFO] [stdout]    --> src/vm.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl Memory {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn dump_memory(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "04e0e58bb5c8a8363f722db5688cee7f07328c517d36bbfcd3eb4b5340b50439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e0e58bb5c8a8363f722db5688cee7f07328c517d36bbfcd3eb4b5340b50439", kill_on_drop: false }`
[INFO] [stdout] 04e0e58bb5c8a8363f722db5688cee7f07328c517d36bbfcd3eb4b5340b50439