Dec 19 18:26:11.845 INFO checking danieldk/conllx-utils against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:26:11.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/danieldk/conllx-utils:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:26:12.188 INFO [stdout] 79dac0ec4df0ba646a6bce1061f8de67e6116a6cdc19c1436b3e6e26a1fb93a3
Dec 19 18:26:12.192 INFO running `"docker" "start" "-a" "79dac0ec4df0ba646a6bce1061f8de67e6116a6cdc19c1436b3e6e26a1fb93a3"`
Dec 19 18:26:13.275 INFO [stderr]     Checking lazy-init v0.3.0
Dec 19 18:26:13.275 INFO [stderr]     Checking stdinout v0.4.0
Dec 19 18:26:13.276 INFO [stderr]     Checking petgraph v0.4.13
Dec 19 18:26:13.276 INFO [stderr]     Checking pretty_assertions v0.3.4
Dec 19 18:26:13.297 INFO [stderr]     Checking reservoir v0.2.0
Dec 19 18:26:16.606 INFO [stderr]     Checking conllx v0.10.2
Dec 19 18:26:17.376 INFO [stderr]     Checking conllx-utils v0.4.2 (/opt/crater/workdir)
Dec 19 18:26:18.604 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:26:18.605 INFO [stderr]   --> src/bin/conllx-triples.rs:64:13
Dec 19 18:26:18.605 INFO [stderr]    |
Dec 19 18:26:18.605 INFO [stderr] 64 | /             writeln!(
Dec 19 18:26:18.605 INFO [stderr] 65 | |                 writer,
Dec 19 18:26:18.605 INFO [stderr] 66 | |                 "{}\t{}\t{}\t{}\t{}",
Dec 19 18:26:18.605 INFO [stderr] 67 | |                 head,
Dec 19 18:26:18.605 INFO [stderr] ...  |
Dec 19 18:26:18.605 INFO [stderr] 71 | |                 dep.form()
Dec 19 18:26:18.605 INFO [stderr] 72 | |             );
Dec 19 18:26:18.605 INFO [stderr]    | |______________^
Dec 19 18:26:18.608 INFO [stderr]    |
Dec 19 18:26:18.609 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:26:18.609 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:26:18.609 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 18:26:18.610 INFO [stderr] 
Dec 19 18:26:19.768 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:26:19.768 INFO [stderr]   --> src/bin/conllx-triples.rs:64:13
Dec 19 18:26:19.768 INFO [stderr]    |
Dec 19 18:26:19.768 INFO [stderr] 64 | /             writeln!(
Dec 19 18:26:19.768 INFO [stderr] 65 | |                 writer,
Dec 19 18:26:19.768 INFO [stderr] 66 | |                 "{}\t{}\t{}\t{}\t{}",
Dec 19 18:26:19.768 INFO [stderr] 67 | |                 head,
Dec 19 18:26:19.768 INFO [stderr] ...  |
Dec 19 18:26:19.768 INFO [stderr] 71 | |                 dep.form()
Dec 19 18:26:19.768 INFO [stderr] 72 | |             );
Dec 19 18:26:19.768 INFO [stderr]    | |______________^
Dec 19 18:26:19.768 INFO [stderr]    |
Dec 19 18:26:19.768 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:26:19.768 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:26:19.768 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 18:26:19.768 INFO [stderr] 
Dec 19 18:26:21.478 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.31s
Dec 19 18:26:22.278 INFO running `"docker" "inspect" "79dac0ec4df0ba646a6bce1061f8de67e6116a6cdc19c1436b3e6e26a1fb93a3"`
Dec 19 18:26:22.384 INFO running `"docker" "rm" "-f" "79dac0ec4df0ba646a6bce1061f8de67e6116a6cdc19c1436b3e6e26a1fb93a3"`
Dec 19 18:26:22.465 INFO [stdout] 79dac0ec4df0ba646a6bce1061f8de67e6116a6cdc19c1436b3e6e26a1fb93a3