[INFO] cloning repository https://github.com/evaporei/red
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evaporei/red" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevaporei%2Fred", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevaporei%2Fred'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 959fda8d382b13294c0fef6362e2fd9a51ddd42a
[INFO] checking evaporei/red against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevaporei%2Fred" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/evaporei/red
[INFO] finished tweaking git repo https://github.com/evaporei/red
[INFO] tweaked toml for git repo https://github.com/evaporei/red written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/evaporei/red 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] crate git repo https://github.com/evaporei/red 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c686bca9c365e6eb0136fe02bab170099ab194e6f3c89630dad8c19eb254dc5e
[INFO] running `Command { std: "docker" "start" "-a" "c686bca9c365e6eb0136fe02bab170099ab194e6f3c89630dad8c19eb254dc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c686bca9c365e6eb0136fe02bab170099ab194e6f3c89630dad8c19eb254dc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c686bca9c365e6eb0136fe02bab170099ab194e6f3c89630dad8c19eb254dc5e", kill_on_drop: false }`
[INFO] [stdout] c686bca9c365e6eb0136fe02bab170099ab194e6f3c89630dad8c19eb254dc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 654c551a7a3e51e2911b21ec10c6da775c259c07ef05ee21a1ecc1003a8c8c60
[INFO] running `Command { std: "docker" "start" "-a" "654c551a7a3e51e2911b21ec10c6da775c259c07ef05ee21a1ecc1003a8c8c60", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling xml-rs v0.8.25
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling stb_image v0.3.0
[INFO] [stderr]     Checking red v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]   --> src/buffer.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str::Chars;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]   --> src/buffer.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str::Chars;
[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/buffer.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .unwrap_or(&PathBuf::from_str("output").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 `red` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/buffer.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .unwrap_or(&PathBuf::from_str("output").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 `red` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "654c551a7a3e51e2911b21ec10c6da775c259c07ef05ee21a1ecc1003a8c8c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654c551a7a3e51e2911b21ec10c6da775c259c07ef05ee21a1ecc1003a8c8c60", kill_on_drop: false }`
[INFO] [stdout] 654c551a7a3e51e2911b21ec10c6da775c259c07ef05ee21a1ecc1003a8c8c60