[INFO] updating cached repository danieldk/conllx-utils
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danieldk/conllx-utils
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danieldk/conllx-utils" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/danieldk/conllx-utils"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/danieldk/conllx-utils'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danieldk/conllx-utils" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/danieldk/conllx-utils"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/danieldk/conllx-utils'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1457b90547dc6bb40d02f95fda7b6ab51e9c8e56
[INFO] sha for GitHub repo danieldk/conllx-utils: 1457b90547dc6bb40d02f95fda7b6ab51e9c8e56
[INFO] validating manifest of danieldk/conllx-utils on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of danieldk/conllx-utils on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing danieldk/conllx-utils
[INFO] finished frobbing danieldk/conllx-utils
[INFO] frobbed toml for danieldk/conllx-utils written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/danieldk/conllx-utils/Cargo.toml
[INFO] started frobbing danieldk/conllx-utils
[INFO] finished frobbing danieldk/conllx-utils
[INFO] frobbed toml for danieldk/conllx-utils written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/danieldk/conllx-utils/Cargo.toml
[INFO] crate danieldk/conllx-utils already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking danieldk/conllx-utils against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/danieldk/conllx-utils:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 49eb7bac3e44afdf98b678b320372420581438445cdb28691c85194587eae54d
[INFO] running `"docker" "start" "-a" "49eb7bac3e44afdf98b678b320372420581438445cdb28691c85194587eae54d"`
[INFO] [stderr]     Checking pretty_assertions v0.3.4
[INFO] [stderr]     Checking reservoir v0.2.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking conllx v0.10.2
[INFO] [stderr]     Checking conllx-utils v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/conllx-triples.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 | /             writeln!(
[INFO] [stderr] 65 | |                 writer,
[INFO] [stderr] 66 | |                 "{}\t{}\t{}\t{}\t{}",
[INFO] [stderr] 67 | |                 head,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |                 dep.form()
[INFO] [stderr] 72 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/conllx-triples.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 | /             writeln!(
[INFO] [stderr] 65 | |                 writer,
[INFO] [stderr] 66 | |                 "{}\t{}\t{}\t{}\t{}",
[INFO] [stderr] 67 | |                 head,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |                 dep.form()
[INFO] [stderr] 72 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `"docker" "inspect" "49eb7bac3e44afdf98b678b320372420581438445cdb28691c85194587eae54d"`
[INFO] running `"docker" "rm" "-f" "49eb7bac3e44afdf98b678b320372420581438445cdb28691c85194587eae54d"`
[INFO] [stdout] 49eb7bac3e44afdf98b678b320372420581438445cdb28691c85194587eae54d