[INFO] cloning repository https://github.com/nckedev/macro_formatter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nckedev/macro_formatter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnckedev%2Fmacro_formatter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnckedev%2Fmacro_formatter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4f9820d94704de30b33a065859a35d93c693538
[INFO] building nckedev/macro_formatter against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnckedev%2Fmacro_formatter" "/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/nckedev/macro_formatter
[INFO] finished tweaking git repo https://github.com/nckedev/macro_formatter
[INFO] tweaked toml for git repo https://github.com/nckedev/macro_formatter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nckedev/macro_formatter on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nckedev/macro_formatter 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91680796f4364491c3124e673b1ff386a7b2db4db7eaa240c249564c9b039a83
[INFO] running `Command { std: "docker" "start" "-a" "91680796f4364491c3124e673b1ff386a7b2db4db7eaa240c249564c9b039a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91680796f4364491c3124e673b1ff386a7b2db4db7eaa240c249564c9b039a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91680796f4364491c3124e673b1ff386a7b2db4db7eaa240c249564c9b039a83", kill_on_drop: false }`
[INFO] [stdout] 91680796f4364491c3124e673b1ff386a7b2db4db7eaa240c249564c9b039a83
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33dfa560b8f3a8cd1e2265efa763c54f4309a43572354a1941451f9968ae80b8
[INFO] running `Command { std: "docker" "start" "-a" "33dfa560b8f3a8cd1e2265efa763c54f4309a43572354a1941451f9968ae80b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_formatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FileBuffer` is never constructed
[INFO] [stdout]    --> src/main.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct FileBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "33dfa560b8f3a8cd1e2265efa763c54f4309a43572354a1941451f9968ae80b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33dfa560b8f3a8cd1e2265efa763c54f4309a43572354a1941451f9968ae80b8", kill_on_drop: false }`
[INFO] [stdout] 33dfa560b8f3a8cd1e2265efa763c54f4309a43572354a1941451f9968ae80b8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 007e2b3b89c3d52166b86d1c32b27ed66a95ff1d25e9d19e47a7331c8dc9f2c5
[INFO] running `Command { std: "docker" "start" "-a" "007e2b3b89c3d52166b86d1c32b27ed66a95ff1d25e9d19e47a7331c8dc9f2c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_formatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FileBuffer` is never constructed
[INFO] [stdout]    --> src/main.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct FileBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "007e2b3b89c3d52166b86d1c32b27ed66a95ff1d25e9d19e47a7331c8dc9f2c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007e2b3b89c3d52166b86d1c32b27ed66a95ff1d25e9d19e47a7331c8dc9f2c5", kill_on_drop: false }`
[INFO] [stdout] 007e2b3b89c3d52166b86d1c32b27ed66a95ff1d25e9d19e47a7331c8dc9f2c5