[INFO] crate markdown-edit 0.1.0 is already in cache
[INFO] extracting crate markdown-edit 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/markdown-edit/0.1.0
[INFO] extracting crate markdown-edit 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/markdown-edit/0.1.0
[INFO] validating manifest of markdown-edit-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of markdown-edit-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing markdown-edit-0.1.0
[INFO] finished frobbing markdown-edit-0.1.0
[INFO] frobbed toml for markdown-edit-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/markdown-edit/0.1.0/Cargo.toml
[INFO] started frobbing markdown-edit-0.1.0
[INFO] finished frobbing markdown-edit-0.1.0
[INFO] frobbed toml for markdown-edit-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/markdown-edit/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing markdown-edit-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/markdown-edit/0.1.0:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 039adf09a61e7c0a64f8f8b02a132d1a67759c6b85f5799b485a38409c18195c
[INFO] running `"docker" "start" "-a" "039adf09a61e7c0a64f8f8b02a132d1a67759c6b85f5799b485a38409c18195c"`
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v1.2.2
[INFO] [stderr]    Compiling markdown-edit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0277]: the trait bound `&pulldown_cmark::Event<'_>: std::borrow::Borrow<pulldown_cmark::parse::Event<'_>>` is not satisfied
[INFO] [stderr]   --> src/lib.rs:93:7
[INFO] [stderr]    |
[INFO] [stderr] 93 |       cmark(events.iter(), &mut buf, None)?;
[INFO] [stderr]    |       ^^^^^ the trait `std::borrow::Borrow<pulldown_cmark::parse::Event<'_>>` is not implemented for `&pulldown_cmark::Event<'_>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `pulldown_cmark_to_cmark::fmt::cmark`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `markdown-edit`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "039adf09a61e7c0a64f8f8b02a132d1a67759c6b85f5799b485a38409c18195c"`
[INFO] running `"docker" "rm" "-f" "039adf09a61e7c0a64f8f8b02a132d1a67759c6b85f5799b485a38409c18195c"`
[INFO] [stdout] 039adf09a61e7c0a64f8f8b02a132d1a67759c6b85f5799b485a38409c18195c