[INFO] updating cached repository sytsereitsma/mdbook-plantuml
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sytsereitsma/mdbook-plantuml
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sytsereitsma/mdbook-plantuml" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sytsereitsma/mdbook-plantuml"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sytsereitsma/mdbook-plantuml'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sytsereitsma/mdbook-plantuml" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sytsereitsma/mdbook-plantuml"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sytsereitsma/mdbook-plantuml'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 878774f966634651d83ee3df6b8ba1d39ca0523d
[INFO] sha for GitHub repo sytsereitsma/mdbook-plantuml: 878774f966634651d83ee3df6b8ba1d39ca0523d
[INFO] validating manifest of sytsereitsma/mdbook-plantuml on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sytsereitsma/mdbook-plantuml on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sytsereitsma/mdbook-plantuml
[INFO] finished frobbing sytsereitsma/mdbook-plantuml
[INFO] frobbed toml for sytsereitsma/mdbook-plantuml written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sytsereitsma/mdbook-plantuml/Cargo.toml
[INFO] started frobbing sytsereitsma/mdbook-plantuml
[INFO] finished frobbing sytsereitsma/mdbook-plantuml
[INFO] frobbed toml for sytsereitsma/mdbook-plantuml written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sytsereitsma/mdbook-plantuml/Cargo.toml
[INFO] crate sytsereitsma/mdbook-plantuml already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sytsereitsma/mdbook-plantuml against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sytsereitsma/mdbook-plantuml:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1e86745b23e1cf852c5a3988f7a2e97ce2bd6a8f1bd4c7ba42b8df7f7b7ec182
[INFO] running `"docker" "start" "-a" "1e86745b23e1cf852c5a3988f7a2e97ce2bd6a8f1bd4c7ba42b8df7f7b7ec182"`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking open v1.2.2
[INFO] [stderr]     Checking simple-error v0.2.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking toml-query v0.7.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking structopt v0.2.16
[INFO] [stderr]     Checking mdbook v0.2.3
[INFO] [stderr]     Checking mdbook-plantuml v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "1e86745b23e1cf852c5a3988f7a2e97ce2bd6a8f1bd4c7ba42b8df7f7b7ec182"`
[INFO] running `"docker" "rm" "-f" "1e86745b23e1cf852c5a3988f7a2e97ce2bd6a8f1bd4c7ba42b8df7f7b7ec182"`
[INFO] [stdout] 1e86745b23e1cf852c5a3988f7a2e97ce2bd6a8f1bd4c7ba42b8df7f7b7ec182