[INFO] crate lumberjack-utils 0.3.1 is already in cache
[INFO] extracting crate lumberjack-utils 0.3.1 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/lumberjack-utils/0.3.1
[INFO] extracting crate lumberjack-utils 0.3.1 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/lumberjack-utils/0.3.1
[INFO] validating manifest of lumberjack-utils-0.3.1 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 lumberjack-utils-0.3.1 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 lumberjack-utils-0.3.1
[INFO] finished frobbing lumberjack-utils-0.3.1
[INFO] frobbed toml for lumberjack-utils-0.3.1 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/lumberjack-utils/0.3.1/Cargo.toml
[INFO] started frobbing lumberjack-utils-0.3.1
[INFO] finished frobbing lumberjack-utils-0.3.1
[INFO] frobbed toml for lumberjack-utils-0.3.1 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/lumberjack-utils/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 lumberjack-utils-0.3.1 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/lumberjack-utils/0.3.1:/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] e5281ca74d2433900f4eff255587bd01cc11dfe0925e82343093020a6c6e27e3
[INFO] running `"docker" "start" "-a" "e5281ca74d2433900f4eff255587bd01cc11dfe0925e82343093020a6c6e27e3"`
[INFO] [stderr]     Checking conllx v0.11.2
[INFO] [stderr]     Checking lumberjack v0.3.1
[INFO] [stderr]     Checking lumberjack-utils v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:178:10
[INFO] [stderr]     |
[INFO] [stderr] 178 | ) -> Box<Iterator<Item = Result<Tree, Error>> + 'a>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Tree, Error>> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:209:63
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn get_writer<'a, W>(out_format: OutFormat, writer: W) -> Box<WriteTree + 'a>
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn WriteTree + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:178:10
[INFO] [stderr]     |
[INFO] [stderr] 178 | ) -> Box<Iterator<Item = Result<Tree, Error>> + 'a>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Tree, Error>> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/lumberjack-conversion.rs:209:63
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn get_writer<'a, W>(out_format: OutFormat, writer: W) -> Box<WriteTree + 'a>
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn WriteTree + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `"docker" "inspect" "e5281ca74d2433900f4eff255587bd01cc11dfe0925e82343093020a6c6e27e3"`
[INFO] running `"docker" "rm" "-f" "e5281ca74d2433900f4eff255587bd01cc11dfe0925e82343093020a6c6e27e3"`
[INFO] [stdout] e5281ca74d2433900f4eff255587bd01cc11dfe0925e82343093020a6c6e27e3