[INFO] cloning repository https://github.com/ktzee/tiktaktoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktzee/tiktaktoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktzee%2Ftiktaktoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktzee%2Ftiktaktoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74d08e059f6ba722669970f16055d6b86f3e732c
[INFO] checking ktzee/tiktaktoe against master#ecb170afc878648c3ae355dbd596c8e4b6f7ebdc for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktzee%2Ftiktaktoe" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ktzee/tiktaktoe on toolchain ecb170afc878648c3ae355dbd596c8e4b6f7ebdc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ktzee/tiktaktoe
[INFO] finished tweaking git repo https://github.com/ktzee/tiktaktoe
[INFO] tweaked toml for git repo https://github.com/ktzee/tiktaktoe written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ktzee/tiktaktoe 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" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43e1f7275731908f5ac88af036b5d679d94ccf79835f381e674199e963ad3d86
[INFO] running `Command { std: "docker" "start" "-a" "43e1f7275731908f5ac88af036b5d679d94ccf79835f381e674199e963ad3d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43e1f7275731908f5ac88af036b5d679d94ccf79835f381e674199e963ad3d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e1f7275731908f5ac88af036b5d679d94ccf79835f381e674199e963ad3d86", kill_on_drop: false }`
[INFO] [stdout] 43e1f7275731908f5ac88af036b5d679d94ccf79835f381e674199e963ad3d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07354e6d677b02f60999eef5ba8046b8423b6dd050882c2a50ae1086118ec5e5
[INFO] running `Command { std: "docker" "start" "-a" "07354e6d677b02f60999eef5ba8046b8423b6dd050882c2a50ae1086118ec5e5", kill_on_drop: false }`
[INFO] [stderr]     Checking tiktaktoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `X` and `O` are never constructed
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum XorO {
[INFO] [stdout]   |      ---- variants in this enum
[INFO] [stdout] 4 |     X,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     O,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `X` and `O` are never constructed
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum XorO {
[INFO] [stdout]   |      ---- variants in this enum
[INFO] [stdout] 4 |     X,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     O,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "07354e6d677b02f60999eef5ba8046b8423b6dd050882c2a50ae1086118ec5e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07354e6d677b02f60999eef5ba8046b8423b6dd050882c2a50ae1086118ec5e5", kill_on_drop: false }`
[INFO] [stdout] 07354e6d677b02f60999eef5ba8046b8423b6dd050882c2a50ae1086118ec5e5