[INFO] cloning repository https://github.com/addisaden/biblebooks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/addisaden/biblebooks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisaden%2Fbiblebooks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisaden%2Fbiblebooks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b0026fb38d34894d598867577f54ce88f341bf2
[INFO] checking addisaden/biblebooks against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisaden%2Fbiblebooks" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/addisaden/biblebooks
[INFO] finished tweaking git repo https://github.com/addisaden/biblebooks
[INFO] tweaked toml for git repo https://github.com/addisaden/biblebooks written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/addisaden/biblebooks on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/addisaden/biblebooks 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 445e41e1bcf78c2aca5933ea9bbda0777a5c4b18ee8af8a74452f1c51f21254f
[INFO] running `Command { std: "docker" "start" "-a" "445e41e1bcf78c2aca5933ea9bbda0777a5c4b18ee8af8a74452f1c51f21254f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "445e41e1bcf78c2aca5933ea9bbda0777a5c4b18ee8af8a74452f1c51f21254f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445e41e1bcf78c2aca5933ea9bbda0777a5c4b18ee8af8a74452f1c51f21254f", kill_on_drop: false }`
[INFO] [stdout] 445e41e1bcf78c2aca5933ea9bbda0777a5c4b18ee8af8a74452f1c51f21254f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e287e7a8140e613c102be00894281268d1b0c5805a32120d306fbe18a22b8912
[INFO] running `Command { std: "docker" "start" "-a" "e287e7a8140e613c102be00894281268d1b0c5805a32120d306fbe18a22b8912", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking biblebooks v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `lang` is never read
[INFO] [stdout]  --> src/structs.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct BookCollection {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub lang: &'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 1.36s
[INFO] [stdout] warning: field `lang` is never read
[INFO] [stdout]  --> src/structs.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct BookCollection {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub lang: &'static str,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e287e7a8140e613c102be00894281268d1b0c5805a32120d306fbe18a22b8912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e287e7a8140e613c102be00894281268d1b0c5805a32120d306fbe18a22b8912", kill_on_drop: false }`
[INFO] [stdout] e287e7a8140e613c102be00894281268d1b0c5805a32120d306fbe18a22b8912