[INFO] crate space 0.6.0 is already in cache
[INFO] extracting crate space 0.6.0 into work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/space/0.6.0
[INFO] extracting crate space 0.6.0 into work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/space/0.6.0
[INFO] validating manifest of space-0.6.0 on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of space-0.6.0 on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing space-0.6.0
[INFO] finished frobbing space-0.6.0
[INFO] frobbed toml for space-0.6.0 written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/space/0.6.0/Cargo.toml
[INFO] started frobbing space-0.6.0
[INFO] finished frobbing space-0.6.0
[INFO] frobbed toml for space-0.6.0 written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/space/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking space-0.6.0 against master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-4/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/space/0.6.0:/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=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" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 155f52b5aa118e1a9833ac5689681f146ce18ee630eadf5909102603f8609d84
[INFO] running `"docker" "start" "-a" "155f52b5aa118e1a9833ac5689681f146ce18ee630eadf5909102603f8609d84"`
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling bitwise v0.1.1
[INFO] [stderr]     Checking nalgebra v0.16.13
[INFO] [stderr]     Checking criterion-plot v0.2.7
[INFO] [stderr]     Checking handlebars v1.0.5
[INFO] [stderr] error[E0658]: specialization is unstable (see issue #31844)
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitwise-0.1.1/src/word/to_word.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 | /     default fn from(x: T) -> Self {
[INFO] [stderr] 59 | |         ToWord::to(x)
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `bitwise`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "155f52b5aa118e1a9833ac5689681f146ce18ee630eadf5909102603f8609d84"`
[INFO] running `"docker" "rm" "-f" "155f52b5aa118e1a9833ac5689681f146ce18ee630eadf5909102603f8609d84"`
[INFO] [stdout] 155f52b5aa118e1a9833ac5689681f146ce18ee630eadf5909102603f8609d84