[INFO] cloning repository https://github.com/w-gomes/LMC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w-gomes/LMC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-gomes%2FLMC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-gomes%2FLMC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7ace1198027e622e9f0942169b7fbd3d7fb7d8a
[INFO] checking w-gomes/LMC against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-gomes%2FLMC" "/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/w-gomes/LMC on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/w-gomes/LMC
[INFO] finished tweaking git repo https://github.com/w-gomes/LMC
[INFO] tweaked toml for git repo https://github.com/w-gomes/LMC written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/w-gomes/LMC already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] a80ef7254f56dc179a69a9fbd35b6ff0e65784504af656fc7c0c8cdfa08d4e47
[INFO] running `Command { std: "docker" "start" "-a" "a80ef7254f56dc179a69a9fbd35b6ff0e65784504af656fc7c0c8cdfa08d4e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80ef7254f56dc179a69a9fbd35b6ff0e65784504af656fc7c0c8cdfa08d4e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80ef7254f56dc179a69a9fbd35b6ff0e65784504af656fc7c0c8cdfa08d4e47", kill_on_drop: false }`
[INFO] [stdout] a80ef7254f56dc179a69a9fbd35b6ff0e65784504af656fc7c0c8cdfa08d4e47
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a782a68854f3d7f4f03d807358d19535c35b42f11e9223585e941ee7e665a367
[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" "a782a68854f3d7f4f03d807358d19535c35b42f11e9223585e941ee7e665a367", kill_on_drop: false }`
[INFO] [stderr]     Checking little-man-computer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `insts1`
[INFO] [stdout]    --> src/main.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let insts1 = vec![901, 308, 901, 309, 508, 209, 902, 000];
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insts1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `insts3`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let insts3 = vec![901, 310, 901, 210, 807, 510, 608, 110, 902, 000];
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insts3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `insts1`
[INFO] [stdout]    --> src/main.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let insts1 = vec![901, 308, 901, 309, 508, 209, 902, 000];
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insts1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `insts3`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let insts3 = vec![901, 310, 901, 210, 807, 510, 608, 110, 902, 000];
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insts3`
[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 0.47s
[INFO] running `Command { std: "docker" "inspect" "a782a68854f3d7f4f03d807358d19535c35b42f11e9223585e941ee7e665a367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a782a68854f3d7f4f03d807358d19535c35b42f11e9223585e941ee7e665a367", kill_on_drop: false }`
[INFO] [stdout] a782a68854f3d7f4f03d807358d19535c35b42f11e9223585e941ee7e665a367