[INFO] cloning repository https://github.com/Lance-Mendenhall/bibliotheque
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lance-Mendenhall/bibliotheque" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLance-Mendenhall%2Fbibliotheque", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLance-Mendenhall%2Fbibliotheque'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc7c5d78ed1441203c0166681d9c71eed8c0e55c
[INFO] checking Lance-Mendenhall/bibliotheque against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLance-Mendenhall%2Fbibliotheque" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lance-Mendenhall/bibliotheque on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lance-Mendenhall/bibliotheque
[INFO] finished tweaking git repo https://github.com/Lance-Mendenhall/bibliotheque
[INFO] tweaked toml for git repo https://github.com/Lance-Mendenhall/bibliotheque written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Lance-Mendenhall/bibliotheque 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" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8920f36af3ac1a150b1c891e2e39e4bd446a953110e284c8d5599a57771a04
[INFO] running `Command { std: "docker" "start" "-a" "8a8920f36af3ac1a150b1c891e2e39e4bd446a953110e284c8d5599a57771a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8920f36af3ac1a150b1c891e2e39e4bd446a953110e284c8d5599a57771a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8920f36af3ac1a150b1c891e2e39e4bd446a953110e284c8d5599a57771a04", kill_on_drop: false }`
[INFO] [stdout] 8a8920f36af3ac1a150b1c891e2e39e4bd446a953110e284c8d5599a57771a04
[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" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61a2c74e4178405e7e9c69a9a3e392b8398859c0bb54695b90778e7fbf9cdac4
[INFO] running `Command { std: "docker" "start" "-a" "61a2c74e4178405e7e9c69a9a3e392b8398859c0bb54695b90778e7fbf9cdac4", kill_on_drop: false }`
[INFO] [stderr]     Checking biblotheque v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `author_first_name`, `author_last_name`, and `year_published` are never read
[INFO] [stdout]  --> src/media.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Book {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 2 |     pub author_first_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     pub author_last_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub title: String,
[INFO] [stdout] 5 |     pub year_published: u32
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `year_released` is never read
[INFO] [stdout]   --> src/media.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Movie {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     pub title : String,
[INFO] [stdout] 23 |     pub year_released: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `author_first_name`, `author_last_name`, and `year_published` are never read
[INFO] [stdout]  --> src/media.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Book {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 2 |     pub author_first_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     pub author_last_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub title: String,
[INFO] [stdout] 5 |     pub year_published: u32
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `year_released` is never read
[INFO] [stdout]   --> src/media.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Movie {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     pub title : String,
[INFO] [stdout] 23 |     pub year_released: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "61a2c74e4178405e7e9c69a9a3e392b8398859c0bb54695b90778e7fbf9cdac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a2c74e4178405e7e9c69a9a3e392b8398859c0bb54695b90778e7fbf9cdac4", kill_on_drop: false }`
[INFO] [stdout] 61a2c74e4178405e7e9c69a9a3e392b8398859c0bb54695b90778e7fbf9cdac4