[INFO] updating cached repository https://github.com/maxmindlin/crate-docs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf6e9ec6395f2c5277856d92baba7e8b135c171f
[INFO] checking maxmindlin/crate-docs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmindlin%2Fcrate-docs" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxmindlin/crate-docs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/maxmindlin/crate-docs
[INFO] finished tweaking git repo https://github.com/maxmindlin/crate-docs
[INFO] tweaked toml for git repo https://github.com/maxmindlin/crate-docs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/maxmindlin/crate-docs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad747108dd2f8fcd09bf5286aa005bdf08deb8334492a18a7fe0d6b0f41b8765
[INFO] running `"docker" "start" "-a" "ad747108dd2f8fcd09bf5286aa005bdf08deb8334492a18a7fe0d6b0f41b8765"`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
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[INFO] [stderr]     Checking utf8parse v0.1.1
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[INFO] [stderr]    Compiling openssl-sys v0.9.54
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]    Compiling serde_json v1.0.48
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[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_os v0.1.3
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[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]     Checking tokio-util v0.2.0
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[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling html5ever v0.24.1
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[INFO] [stderr]     Checking hyper v0.13.3
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[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]     Checking docs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Index`
[INFO] [stderr]   --> src/content.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Index(Html),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Index`
[INFO] [stderr]   --> src/content.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Index(Html),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "ad747108dd2f8fcd09bf5286aa005bdf08deb8334492a18a7fe0d6b0f41b8765"`
[INFO] running `"docker" "rm" "-f" "ad747108dd2f8fcd09bf5286aa005bdf08deb8334492a18a7fe0d6b0f41b8765"`
[INFO] [stdout] ad747108dd2f8fcd09bf5286aa005bdf08deb8334492a18a7fe0d6b0f41b8765