[INFO] cloning repository https://github.com/jonaylor89/ignorant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonaylor89/ignorant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonaylor89%2Fignorant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonaylor89%2Fignorant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3890b459f88a3df922d4766ccc32ae34f86e88b7
[INFO] checking jonaylor89/ignorant against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonaylor89%2Fignorant" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonaylor89/ignorant
[INFO] finished tweaking git repo https://github.com/jonaylor89/ignorant
[INFO] tweaked toml for git repo https://github.com/jonaylor89/ignorant written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonaylor89/ignorant on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonaylor89/ignorant 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "start" "-a" "5939ed65d5464edd590be1345f73f4e4ec4a9d7302c5e0dc4bcc3e9b955d8f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5939ed65d5464edd590be1345f73f4e4ec4a9d7302c5e0dc4bcc3e9b955d8f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5939ed65d5464edd590be1345f73f4e4ec4a9d7302c5e0dc4bcc3e9b955d8f82", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `firefox`, `safari`, `opera`, and `internet_explorer` are never read
[INFO] [stdout]  --> src/user_agents.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct UserAgents {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 2 |     pub chrome: &'static [&'static str],
[INFO] [stdout] 3 |     pub firefox: &'static [&'static str], 
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 4 |     pub safari: &'static [&'static str],
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 5 |     pub opera: &'static [&'static str],
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 6 |     pub internet_explorer: &'static [&'static str],
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `firefox`, `safari`, `opera`, and `internet_explorer` are never read
[INFO] [stdout]  --> src/user_agents.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct UserAgents {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 2 |     pub chrome: &'static [&'static str],
[INFO] [stdout] 3 |     pub firefox: &'static [&'static str], 
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 4 |     pub safari: &'static [&'static str],
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 5 |     pub opera: &'static [&'static str],
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 6 |     pub internet_explorer: &'static [&'static str],
[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 38.44s
[INFO] running `Command { std: "docker" "inspect" "bd4a9ae57c1f95fdda2fc1c7ec5135f08df9af277d6b6599dba63fa0b5478f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4a9ae57c1f95fdda2fc1c7ec5135f08df9af277d6b6599dba63fa0b5478f8b", kill_on_drop: false }`
[INFO] [stdout] bd4a9ae57c1f95fdda2fc1c7ec5135f08df9af277d6b6599dba63fa0b5478f8b
