Dec 18 17:12:41.932 INFO checking cue_sheet-0.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 18 17:12:41.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/cue_sheet/0.2.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 17:12:42.392 INFO [stdout] a34e0ce7438704bbddd77a9041363b6487c73e77dd74c80008106176a1467d34 Dec 18 17:12:42.396 INFO running `"docker" "start" "-a" "a34e0ce7438704bbddd77a9041363b6487c73e77dd74c80008106176a1467d34"` Dec 18 17:12:43.808 INFO [stderr] Checking cue_sheet v0.2.0 (/opt/crater/workdir) Dec 18 17:12:45.081 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting Dec 18 17:12:45.082 INFO [stderr] --> src/errors.rs:22:1 Dec 18 17:12:45.082 INFO [stderr] | Dec 18 17:12:45.082 INFO [stderr] 22 | / error_chain! { Dec 18 17:12:45.082 INFO [stderr] 23 | | types { Dec 18 17:12:45.082 INFO [stderr] 24 | | Error, ErrorKind, ResultExt, Result; Dec 18 17:12:45.082 INFO [stderr] 25 | | } Dec 18 17:12:45.082 INFO [stderr] ... | Dec 18 17:12:45.082 INFO [stderr] 34 | | errors { } Dec 18 17:12:45.082 INFO [stderr] 35 | | } Dec 18 17:12:45.082 INFO [stderr] | |_^ Dec 18 17:12:45.082 INFO [stderr] | Dec 18 17:12:45.082 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 18 17:12:45.082 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 18 17:12:45.082 INFO [stderr] Dec 18 17:12:45.259 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting Dec 18 17:12:45.259 INFO [stderr] --> src/errors.rs:22:1 Dec 18 17:12:45.259 INFO [stderr] | Dec 18 17:12:45.259 INFO [stderr] 22 | / error_chain! { Dec 18 17:12:45.259 INFO [stderr] 23 | | types { Dec 18 17:12:45.259 INFO [stderr] 24 | | Error, ErrorKind, ResultExt, Result; Dec 18 17:12:45.259 INFO [stderr] 25 | | } Dec 18 17:12:45.259 INFO [stderr] ... | Dec 18 17:12:45.259 INFO [stderr] 34 | | errors { } Dec 18 17:12:45.259 INFO [stderr] 35 | | } Dec 18 17:12:45.259 INFO [stderr] | |_^ Dec 18 17:12:45.259 INFO [stderr] | Dec 18 17:12:45.259 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 18 17:12:45.259 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 18 17:12:45.259 INFO [stderr] Dec 18 17:12:46.021 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 17:12:46.021 INFO [stderr] --> examples/to_mb.rs:64:9 Dec 18 17:12:46.021 INFO [stderr] | Dec 18 17:12:46.021 INFO [stderr] 64 | file.read_to_string(&mut content); Dec 18 17:12:46.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 17:12:46.021 INFO [stderr] | Dec 18 17:12:46.022 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 17:12:46.022 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 17:12:46.022 INFO [stderr] Dec 18 17:12:46.054 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.33s Dec 18 17:12:46.926 INFO running `"docker" "inspect" "a34e0ce7438704bbddd77a9041363b6487c73e77dd74c80008106176a1467d34"` Dec 18 17:12:47.228 INFO running `"docker" "rm" "-f" "a34e0ce7438704bbddd77a9041363b6487c73e77dd74c80008106176a1467d34"` Dec 18 17:12:47.498 INFO [stdout] a34e0ce7438704bbddd77a9041363b6487c73e77dd74c80008106176a1467d34