[INFO] crate limn-text_layout 0.0.1 is already in cache
[INFO] extracting crate limn-text_layout 0.0.1 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/limn-text_layout/0.0.1
[INFO] extracting crate limn-text_layout 0.0.1 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/limn-text_layout/0.0.1
[INFO] validating manifest of limn-text_layout-0.0.1 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of limn-text_layout-0.0.1 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing limn-text_layout-0.0.1
[INFO] finished frobbing limn-text_layout-0.0.1
[INFO] frobbed toml for limn-text_layout-0.0.1 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/limn-text_layout/0.0.1/Cargo.toml
[INFO] started frobbing limn-text_layout-0.0.1
[INFO] finished frobbing limn-text_layout-0.0.1
[INFO] frobbed toml for limn-text_layout-0.0.1 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/limn-text_layout/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking limn-text_layout-0.0.1 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/limn-text_layout/0.0.1:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 60741227c5893f6366547c06dafb6e1dc5be370170fa27ea03a1df5271764833
[INFO] running `"docker" "start" "-a" "60741227c5893f6366547c06dafb6e1dc5be370170fa27ea03a1df5271764833"`
[INFO] [stderr]     Checking heapsize v0.4.2
[INFO] [stderr] error[E0119]: conflicting implementations of trait `HeapSizeOf` for type `std::vec::Vec<std::rc::Rc<_>>`:
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/heapsize-0.4.2/src/lib.rs:245:1
[INFO] [stderr]     |
[INFO] [stderr] 228 | impl<T: HeapSizeOf> HeapSizeOf for Vec<T> {
[INFO] [stderr]     | ----------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 245 | impl<T> HeapSizeOf for Vec<Rc<T>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::vec::Vec<std::rc::Rc<_>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: downstream crates may implement trait `HeapSizeOf` for type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0119`.
[INFO] [stderr] error: Could not compile `heapsize`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "60741227c5893f6366547c06dafb6e1dc5be370170fa27ea03a1df5271764833"`
[INFO] running `"docker" "rm" "-f" "60741227c5893f6366547c06dafb6e1dc5be370170fa27ea03a1df5271764833"`
[INFO] [stdout] 60741227c5893f6366547c06dafb6e1dc5be370170fa27ea03a1df5271764833