Dec 18 09:04:46.606 INFO checking xio_base_datatypes-0.4.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:04:46.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/xio_base_datatypes/0.4.3:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:04:46.856 INFO [stdout] 6981e2897225605a8a17bec3c1c5b8347a056d764e90f39ae994b2a9e8afcfd7
Dec 18 09:04:46.862 INFO running `"docker" "start" "-a" "6981e2897225605a8a17bec3c1c5b8347a056d764e90f39ae994b2a9e8afcfd7"`
Dec 18 09:04:48.334 INFO [stderr]    Compiling libc v0.2.45
Dec 18 09:04:50.216 INFO [stderr]     Checking backtrace-sys v0.1.26
Dec 18 09:04:50.396 INFO [stderr]     Checking backtrace v0.3.13
Dec 18 09:04:50.905 INFO [stderr]     Checking failure v0.1.3
Dec 18 09:04:51.428 INFO [stderr]     Checking xio_base_datatypes v0.4.3 (/opt/crater/workdir)
Dec 18 09:04:52.045 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 09:04:52.045 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 09:04:52.045 INFO [stderr]   |
Dec 18 09:04:52.045 INFO [stderr] 1 | #[macro_use]
Dec 18 09:04:52.045 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 09:04:52.045 INFO [stderr]   |
Dec 18 09:04:52.045 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:04:52.045 INFO [stderr] 
Dec 18 09:04:52.099 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 09:04:52.099 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 09:04:52.099 INFO [stderr]   |
Dec 18 09:04:52.099 INFO [stderr] 1 | #[macro_use]
Dec 18 09:04:52.099 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 09:04:52.099 INFO [stderr]   |
Dec 18 09:04:52.099 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:04:52.099 INFO [stderr] 
Dec 18 09:04:52.769 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.50s
Dec 18 09:04:53.432 INFO running `"docker" "inspect" "6981e2897225605a8a17bec3c1c5b8347a056d764e90f39ae994b2a9e8afcfd7"`
Dec 18 09:04:53.668 INFO running `"docker" "rm" "-f" "6981e2897225605a8a17bec3c1c5b8347a056d764e90f39ae994b2a9e8afcfd7"`
Dec 18 09:04:53.912 INFO [stdout] 6981e2897225605a8a17bec3c1c5b8347a056d764e90f39ae994b2a9e8afcfd7