[INFO] cloning repository https://github.com/staticf0x/mdbook-abbr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/staticf0x/mdbook-abbr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticf0x%2Fmdbook-abbr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticf0x%2Fmdbook-abbr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 988c48af8f2c6743969b3cebfa52cfcb12481934
[INFO] checking staticf0x/mdbook-abbr against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticf0x%2Fmdbook-abbr" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/staticf0x/mdbook-abbr on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/staticf0x/mdbook-abbr
[INFO] finished tweaking git repo https://github.com/staticf0x/mdbook-abbr
[INFO] tweaked toml for git repo https://github.com/staticf0x/mdbook-abbr written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/staticf0x/mdbook-abbr 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify-debouncer-mini v0.3.0
[INFO] [stderr]   Downloaded handlebars v4.4.0
[INFO] [stderr]   Downloaded bstr v1.7.0
[INFO] [stderr]   Downloaded mdbook v0.4.35
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba9134194e0454d62292ececafafd76c8774e34e02649470f3db7b564790cd85
[INFO] running `Command { std: "docker" "start" "-a" "ba9134194e0454d62292ececafafd76c8774e34e02649470f3db7b564790cd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba9134194e0454d62292ececafafd76c8774e34e02649470f3db7b564790cd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9134194e0454d62292ececafafd76c8774e34e02649470f3db7b564790cd85", kill_on_drop: false }`
[INFO] [stdout] ba9134194e0454d62292ececafafd76c8774e34e02649470f3db7b564790cd85
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d70d92e9ec8b3f6fcb92d16cb428d5713af52a2522353fb2ed7f70a6edb72dc8
[INFO] running `Command { std: "docker" "start" "-a" "d70d92e9ec8b3f6fcb92d16cb428d5713af52a2522353fb2ed7f70a6edb72dc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
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[INFO] [stderr]    Compiling pest_meta v2.7.5
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[INFO] [stderr]    Compiling pest_generator v2.7.5
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[INFO] [stderr]    Compiling pest_derive v2.7.5
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[INFO] [stderr]    Compiling html5ever v0.26.0
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[INFO] [stderr]     Checking toml v0.5.11
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[INFO] [stderr]     Checking elasticlunr-rs v3.0.2
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[INFO] [stderr]     Checking ammonia v3.3.0
[INFO] [stderr]     Checking hyper v0.14.27
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[INFO] [stderr]     Checking mdbook v0.4.35
[INFO] [stderr]     Checking mdbook-abbr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         ctx: &mdbook::preprocess::PreprocessorContext,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         ctx: &mdbook::preprocess::PreprocessorContext,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "d70d92e9ec8b3f6fcb92d16cb428d5713af52a2522353fb2ed7f70a6edb72dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70d92e9ec8b3f6fcb92d16cb428d5713af52a2522353fb2ed7f70a6edb72dc8", kill_on_drop: false }`
[INFO] [stdout] d70d92e9ec8b3f6fcb92d16cb428d5713af52a2522353fb2ed7f70a6edb72dc8