[INFO] fetching crate colorize-macros 0.8.0...
[INFO] checking colorize-macros-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate colorize-macros 0.8.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate colorize-macros 0.8.0
[INFO] finished tweaking crates.io crate colorize-macros 0.8.0
[INFO] tweaked toml for crates.io crate colorize-macros 0.8.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate colorize-macros 0.8.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce3ef755e58e6bcf806d816ab9d786b960d0f1fdc5784c933a70f8d082c0d345
[INFO] running `Command { std: "docker" "start" "-a" "ce3ef755e58e6bcf806d816ab9d786b960d0f1fdc5784c933a70f8d082c0d345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce3ef755e58e6bcf806d816ab9d786b960d0f1fdc5784c933a70f8d082c0d345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3ef755e58e6bcf806d816ab9d786b960d0f1fdc5784c933a70f8d082c0d345", kill_on_drop: false }`
[INFO] [stdout] ce3ef755e58e6bcf806d816ab9d786b960d0f1fdc5784c933a70f8d082c0d345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0228f091125a437e7b9eef8b771748a42d2830170d16612a6dd07c99258fadd
[INFO] running `Command { std: "docker" "start" "-a" "c0228f091125a437e7b9eef8b771748a42d2830170d16612a6dd07c99258fadd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling colorize-proc-macro v0.2.0
[INFO] [stderr]     Checking colorize-macros v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `print_color`
[INFO] [stdout]    --> src/lib.rs:127:27
[INFO] [stdout]     |
[INFO] [stdout] 127 |     use super::{colorize, print_color};
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let path = PathBuf::from_str("some").unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `colorize-macros` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c0228f091125a437e7b9eef8b771748a42d2830170d16612a6dd07c99258fadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0228f091125a437e7b9eef8b771748a42d2830170d16612a6dd07c99258fadd", kill_on_drop: false }`
[INFO] [stdout] c0228f091125a437e7b9eef8b771748a42d2830170d16612a6dd07c99258fadd