[INFO] cloning repository https://github.com/praveen-x/wordle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/praveen-x/wordle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d8a6a75a499bbddbe4a68e91cbd82e5cf26456c
[INFO] building praveen-x/wordle against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/praveen-x/wordle on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/praveen-x/wordle
[INFO] finished tweaking git repo https://github.com/praveen-x/wordle
[INFO] tweaked toml for git repo https://github.com/praveen-x/wordle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/praveen-x/wordle 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] building praveen-x/wordle against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/main.rs
[INFO] [stderr] fatal: unable to checkout working tree
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] building praveen-x/wordle against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/praveen-x/wordle on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/praveen-x/wordle
[INFO] finished tweaking git repo https://github.com/praveen-x/wordle
[INFO] tweaked toml for git repo https://github.com/praveen-x/wordle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/praveen-x/wordle 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] building praveen-x/wordle against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraveen-x%2Fwordle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/praveen-x/wordle on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/praveen-x/wordle
[INFO] finished tweaking git repo https://github.com/praveen-x/wordle
[INFO] tweaked toml for git repo https://github.com/praveen-x/wordle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/praveen-x/wordle 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75cb2ecaada4cf15bce5b55697cfaf4b2f72f819e6792ed66dc72cdb14fe14bc
[INFO] running `Command { std: "docker" "start" "-a" "75cb2ecaada4cf15bce5b55697cfaf4b2f72f819e6792ed66dc72cdb14fe14bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75cb2ecaada4cf15bce5b55697cfaf4b2f72f819e6792ed66dc72cdb14fe14bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75cb2ecaada4cf15bce5b55697cfaf4b2f72f819e6792ed66dc72cdb14fe14bc", kill_on_drop: false }`
[INFO] [stdout] 75cb2ecaada4cf15bce5b55697cfaf4b2f72f819e6792ed66dc72cdb14fe14bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5cd86163c87b664f968023851cda488ebc0d2bd29733be56ac98336553cd1b5
[INFO] running `Command { std: "docker" "start" "-a" "b5cd86163c87b664f968023851cda488ebc0d2bd29733be56ac98336553cd1b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `Correctness` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let Correctness = Correctness::compute(answer, &guess);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `correctness`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "b5cd86163c87b664f968023851cda488ebc0d2bd29733be56ac98336553cd1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5cd86163c87b664f968023851cda488ebc0d2bd29733be56ac98336553cd1b5", kill_on_drop: false }`
[INFO] [stdout] b5cd86163c87b664f968023851cda488ebc0d2bd29733be56ac98336553cd1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e18ee75875bdb68a2842742b7083559fd0330639fac2ff0367571c946d9447e0
[INFO] running `Command { std: "docker" "start" "-a" "e18ee75875bdb68a2842742b7083559fd0330639fac2ff0367571c946d9447e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `Correctness` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let Correctness = Correctness::compute(answer, &guess);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `correctness`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Correctness` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let Correctness = Correctness::compute(answer, &guess);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `correctness`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "e18ee75875bdb68a2842742b7083559fd0330639fac2ff0367571c946d9447e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18ee75875bdb68a2842742b7083559fd0330639fac2ff0367571c946d9447e0", kill_on_drop: false }`
[INFO] [stdout] e18ee75875bdb68a2842742b7083559fd0330639fac2ff0367571c946d9447e0