[INFO] crate multistr 0.5.4 is already in cache
[INFO] extracting crate multistr 0.5.4 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/multistr/0.5.4
[INFO] extracting crate multistr 0.5.4 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/multistr/0.5.4
[INFO] validating manifest of multistr-0.5.4 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of multistr-0.5.4 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing multistr-0.5.4
[INFO] finished frobbing multistr-0.5.4
[INFO] frobbed toml for multistr-0.5.4 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/multistr/0.5.4/Cargo.toml
[INFO] started frobbing multistr-0.5.4
[INFO] finished frobbing multistr-0.5.4
[INFO] frobbed toml for multistr-0.5.4 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/multistr/0.5.4/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking multistr-0.5.4 against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/multistr/0.5.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] efdb10d40de5cff43b4c8a48a09dff3abb73d80a20b2ee7d2fc285515f166c75
[INFO] running `"docker" "start" "-a" "efdb10d40de5cff43b4c8a48a09dff3abb73d80a20b2ee7d2fc285515f166c75"`
[INFO] [stderr]     Checking bow v1.0.3
[INFO] [stderr]     Checking push-trait v0.6.0
[INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::Into<std::boxed::Box<_>>` for type `Bow<'_, _>`:
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bow-1.0.3/src/lib.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | impl<'a, T: 'a + ToBox + ?Sized> Into<boxed::Box<T>> for Bow<'a, T> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: conflicting implementation in crate `core`:
[INFO] [stderr]             - impl<T, U> std::convert::Into<U> for T
[INFO] [stderr]               where U: std::convert::From<T>;
[INFO] [stderr]     = note: downstream crates may implement trait `std::convert::From<Bow<'_, _>>` for type `std::boxed::Box<_>`
[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 `bow`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "efdb10d40de5cff43b4c8a48a09dff3abb73d80a20b2ee7d2fc285515f166c75"`
[INFO] running `"docker" "rm" "-f" "efdb10d40de5cff43b4c8a48a09dff3abb73d80a20b2ee7d2fc285515f166c75"`
[INFO] [stdout] efdb10d40de5cff43b4c8a48a09dff3abb73d80a20b2ee7d2fc285515f166c75