[INFO] updating cached repository killercup/rust-docstrings [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/killercup/rust-docstrings [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/killercup/rust-docstrings" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/killercup/rust-docstrings"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/killercup/rust-docstrings'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/killercup/rust-docstrings" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/killercup/rust-docstrings"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/killercup/rust-docstrings'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 194540ea3c9df4292f82f627997d37e4840790b9 [INFO] sha for GitHub repo killercup/rust-docstrings: 194540ea3c9df4292f82f627997d37e4840790b9 [INFO] validating manifest of killercup/rust-docstrings 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 killercup/rust-docstrings 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 killercup/rust-docstrings [INFO] finished frobbing killercup/rust-docstrings [INFO] frobbed toml for killercup/rust-docstrings written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/killercup/rust-docstrings/Cargo.toml [INFO] started frobbing killercup/rust-docstrings [INFO] finished frobbing killercup/rust-docstrings [INFO] frobbed toml for killercup/rust-docstrings written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/killercup/rust-docstrings/Cargo.toml [INFO] crate killercup/rust-docstrings 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 killercup/rust-docstrings against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/killercup/rust-docstrings:/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] 2493e2d3d54f33dea022a96109644a152866e903ebc53cb609de2c70bad58f16 [INFO] running `"docker" "start" "-a" "2493e2d3d54f33dea022a96109644a152866e903ebc53cb609de2c70bad58f16"` [INFO] [stderr] Compiling pulldown-cmark v0.0.14 [INFO] [stderr] Checking getopts v0.2.14 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking docstrings v0.1.1 (/opt/crater/workdir) [INFO] [stderr] error: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/to_md.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | res.trim_right().into() [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | #![deny(missing_docs, warnings, unsafe_code, missing_debug_implementations)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stderr] [INFO] [stderr] error: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` [INFO] [stderr] --> src/extractors.rs:144:21 [INFO] [stderr] | [INFO] [stderr] 144 | docs = docs.trim_left_matches(": ").into(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches` [INFO] [stderr] [INFO] [stderr] error: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/to_md.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | res.trim_right().into() [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:7:23 [INFO] [stderr] | [INFO] [stderr] 7 | #![deny(missing_docs, warnings, unsafe_code, missing_debug_implementations)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` [INFO] [stderr] --> src/extractors.rs:144:21 [INFO] [stderr] | [INFO] [stderr] 144 | docs = docs.trim_left_matches(": ").into(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches` [INFO] [stderr] [INFO] [stderr] error: Could not compile `docstrings`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `docstrings`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2493e2d3d54f33dea022a96109644a152866e903ebc53cb609de2c70bad58f16"` [INFO] running `"docker" "rm" "-f" "2493e2d3d54f33dea022a96109644a152866e903ebc53cb609de2c70bad58f16"` [INFO] [stdout] 2493e2d3d54f33dea022a96109644a152866e903ebc53cb609de2c70bad58f16