[INFO] cloning repository https://github.com/eren-darici/rust-simplex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eren-darici/rust-simplex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-darici%2Frust-simplex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-darici%2Frust-simplex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7e28abcfb16d984c5ac21548cddf34bd947123d
[INFO] checking eren-darici/rust-simplex against try#b66808126f24f2f30898306a881e1676824ea80c for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-darici%2Frust-simplex" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eren-darici/rust-simplex
[INFO] finished tweaking git repo https://github.com/eren-darici/rust-simplex
[INFO] tweaked toml for git repo https://github.com/eren-darici/rust-simplex written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eren-darici/rust-simplex on toolchain b66808126f24f2f30898306a881e1676824ea80c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eren-darici/rust-simplex 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" "+b66808126f24f2f30898306a881e1676824ea80c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582
[INFO] running `Command { std: "docker" "start" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking simplex_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/transform.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut lp = lp;
[INFO] [stdout]   |         ----^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/transform.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut lp = lp;
[INFO] [stdout]   |         ----^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bound`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Bound,
[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: `Bound`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Bound,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582", kill_on_drop: false }`
[INFO] [stdout] 6531d549500a57f0702ed38e2612d17dc97e0339405d7af4e05a8a844440c582
