[INFO] fetching crate mdbook-pikchr 0.1.9...
[INFO] checking mdbook-pikchr-0.1.9 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate mdbook-pikchr 0.1.9 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mdbook-pikchr 0.1.9
[INFO] finished tweaking crates.io crate mdbook-pikchr 0.1.9
[INFO] tweaked toml for crates.io crate mdbook-pikchr 0.1.9 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-pikchr 0.1.9 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-pikchr 0.1.9 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v14.0.1
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[INFO] [stderr]   Downloaded handlebars v6.2.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.10.0
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[INFO] [stderr]   Downloaded rustix v0.38.15
[INFO] [stderr]   Downloaded mdbook v0.4.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11da63f2b58188c2f33aef6c9b3cdb43f6b0a8df84fa6bb7e6ebdd10f9617a55
[INFO] running `Command { std: "docker" "start" "-a" "11da63f2b58188c2f33aef6c9b3cdb43f6b0a8df84fa6bb7e6ebdd10f9617a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11da63f2b58188c2f33aef6c9b3cdb43f6b0a8df84fa6bb7e6ebdd10f9617a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11da63f2b58188c2f33aef6c9b3cdb43f6b0a8df84fa6bb7e6ebdd10f9617a55", kill_on_drop: false }`
[INFO] [stdout] 11da63f2b58188c2f33aef6c9b3cdb43f6b0a8df84fa6bb7e6ebdd10f9617a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76a312f07524f6ffd23d730d689e0d96e48f8eab136fe3c58b7bbbfab53f70d4
[INFO] running `Command { std: "docker" "start" "-a" "76a312f07524f6ffd23d730d689e0d96e48f8eab136fe3c58b7bbbfab53f70d4", kill_on_drop: false }`
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[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/pikchr.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Pikchr {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub height: c_int,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/pikchr.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Pikchr {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub height: c_int,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.95s
[INFO] running `Command { std: "docker" "inspect" "76a312f07524f6ffd23d730d689e0d96e48f8eab136fe3c58b7bbbfab53f70d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a312f07524f6ffd23d730d689e0d96e48f8eab136fe3c58b7bbbfab53f70d4", kill_on_drop: false }`
[INFO] [stdout] 76a312f07524f6ffd23d730d689e0d96e48f8eab136fe3c58b7bbbfab53f70d4