[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/ericthelemur/rs118-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericthelemur/rs118-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8edfa5ab448f607b99aa49aadbe11dc7d611f16d
[INFO] checking ericthelemur/rs118-tictactoe against try#44e31dee3cf6f37b4f652572897bb0eb25c477ee for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericthelemur%2Frs118-tictactoe" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ericthelemur/rs118-tictactoe on toolchain 44e31dee3cf6f37b4f652572897bb0eb25c477ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ericthelemur/rs118-tictactoe
[INFO] finished tweaking git repo https://github.com/ericthelemur/rs118-tictactoe
[INFO] tweaked toml for git repo https://github.com/ericthelemur/rs118-tictactoe written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ericthelemur/rs118-tictactoe 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" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76921fbec55377ae65816f8c9139783f518db4d2b77f32fde0ebb3f3e7e15b4b
[INFO] running `Command { std: "docker" "start" "-a" "76921fbec55377ae65816f8c9139783f518db4d2b77f32fde0ebb3f3e7e15b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76921fbec55377ae65816f8c9139783f518db4d2b77f32fde0ebb3f3e7e15b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76921fbec55377ae65816f8c9139783f518db4d2b77f32fde0ebb3f3e7e15b4b", kill_on_drop: false }`
[INFO] [stdout] 76921fbec55377ae65816f8c9139783f518db4d2b77f32fde0ebb3f3e7e15b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93792cf1e56d260c6db7bb7805e77d80910c4f576445248c1867af763a67366d
[INFO] running `Command { std: "docker" "start" "-a" "93792cf1e56d260c6db7bb7805e77d80910c4f576445248c1867af763a67366d", kill_on_drop: false }`
[INFO] [stderr]     Checking tictactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             _ => "Error",
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             GuessError::ReadError => "Error reading input",
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] 52 |             GuessError::GuessLengthError => "Guess in the format 'A1'.",
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] 53 |             GuessError::FirstSymbolError => "The first letter should be A, B or C.",
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] 54 |             GuessError::SecondSymbolError => "The second digit should be 1, 2 or 3.",
[INFO] [stdout]    |             ----------------------------- matches some of the same values
[INFO] [stdout] 55 |             _ => "Error",
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             _ => "Error",
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             GuessError::ReadError => "Error reading input",
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] 52 |             GuessError::GuessLengthError => "Guess in the format 'A1'.",
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] 53 |             GuessError::FirstSymbolError => "The first letter should be A, B or C.",
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] 54 |             GuessError::SecondSymbolError => "The second digit should be 1, 2 or 3.",
[INFO] [stdout]    |             ----------------------------- matches some of the same values
[INFO] [stdout] 55 |             _ => "Error",
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GuessLengthError` is never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum GuessError {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 42 |     ReadError,
[INFO] [stdout] 43 |     GuessLengthError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GuessError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GuessLengthError` is never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum GuessError {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 42 |     ReadError,
[INFO] [stdout] 43 |     GuessLengthError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GuessError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "93792cf1e56d260c6db7bb7805e77d80910c4f576445248c1867af763a67366d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93792cf1e56d260c6db7bb7805e77d80910c4f576445248c1867af763a67366d", kill_on_drop: false }`
[INFO] [stdout] 93792cf1e56d260c6db7bb7805e77d80910c4f576445248c1867af763a67366d