[INFO] cloning repository https://github.com/tu6ge/appellation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tu6ge/appellation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftu6ge%2Fappellation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftu6ge%2Fappellation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0ddecd013ef87304e51215aca591f8b34ed8025
[INFO] checking tu6ge/appellation against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftu6ge%2Fappellation" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tu6ge/appellation
[INFO] finished tweaking git repo https://github.com/tu6ge/appellation
[INFO] tweaked toml for git repo https://github.com/tu6ge/appellation written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tu6ge/appellation on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tu6ge/appellation 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6e3b081fb62ee9048b16c9e9459cc90b5e0d6a458affe4d92dd28dcc6bed6c4
[INFO] running `Command { std: "docker" "start" "-a" "e6e3b081fb62ee9048b16c9e9459cc90b5e0d6a458affe4d92dd28dcc6bed6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6e3b081fb62ee9048b16c9e9459cc90b5e0d6a458affe4d92dd28dcc6bed6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e3b081fb62ee9048b16c9e9459cc90b5e0d6a458affe4d92dd28dcc6bed6c4", kill_on_drop: false }`
[INFO] [stdout] e6e3b081fb62ee9048b16c9e9459cc90b5e0d6a458affe4d92dd28dcc6bed6c4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 793f8dfe204f5ce1686ae2ab74431fa3a4b4d52cca4f35e189d62b08255c8b7a
[INFO] running `Command { std: "docker" "start" "-a" "793f8dfe204f5ce1686ae2ab74431fa3a4b4d52cca4f35e189d62b08255c8b7a", kill_on_drop: false }`
[INFO] [stderr]     Checking appellation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/record/lexer.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Token<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/record/lexer.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Token<'a> {
[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 0.36s
[INFO] running `Command { std: "docker" "inspect" "793f8dfe204f5ce1686ae2ab74431fa3a4b4d52cca4f35e189d62b08255c8b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793f8dfe204f5ce1686ae2ab74431fa3a4b4d52cca4f35e189d62b08255c8b7a", kill_on_drop: false }`
[INFO] [stdout] 793f8dfe204f5ce1686ae2ab74431fa3a4b4d52cca4f35e189d62b08255c8b7a