[INFO] crate spmc_buffer 0.5.1 is already in cache
[INFO] extracting crate spmc_buffer 0.5.1 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/spmc_buffer/0.5.1
[INFO] extracting crate spmc_buffer 0.5.1 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/spmc_buffer/0.5.1
[INFO] validating manifest of spmc_buffer-0.5.1 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of spmc_buffer-0.5.1 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing spmc_buffer-0.5.1
[INFO] finished frobbing spmc_buffer-0.5.1
[INFO] frobbed toml for spmc_buffer-0.5.1 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/spmc_buffer/0.5.1/Cargo.toml
[INFO] started frobbing spmc_buffer-0.5.1
[INFO] finished frobbing spmc_buffer-0.5.1
[INFO] frobbed toml for spmc_buffer-0.5.1 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/spmc_buffer/0.5.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking spmc_buffer-0.5.1 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/spmc_buffer/0.5.1:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf00787b7a69509da08492c9c2796031047c2ea34bcfd5bb66b2ff2c9a1ab712
[INFO] running `"docker" "start" "-a" "cf00787b7a69509da08492c9c2796031047c2ea34bcfd5bb66b2ff2c9a1ab712"`
[INFO] [stderr]     Checking testbench v0.6.0
[INFO] [stderr]     Checking spmc_buffer v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `testbench::race_cell::UsizeRaceCell`
[INFO] [stderr]    --> src/lib.rs:541:39
[INFO] [stderr]     |
[INFO] [stderr] 541 |     use testbench::race_cell::{Racey, UsizeRaceCell};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^ no `UsizeRaceCell` in `race_cell`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `spmc_buffer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cf00787b7a69509da08492c9c2796031047c2ea34bcfd5bb66b2ff2c9a1ab712"`
[INFO] running `"docker" "rm" "-f" "cf00787b7a69509da08492c9c2796031047c2ea34bcfd5bb66b2ff2c9a1ab712"`
[INFO] [stdout] cf00787b7a69509da08492c9c2796031047c2ea34bcfd5bb66b2ff2c9a1ab712