Dec 19 08:49:04.057 INFO checking silppuri/rstrie against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:49:04.057 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/silppuri/rstrie:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:49:04.528 INFO [stdout] ed01b496f65abfc8a919a7a39979dd177c74f4432586e654327b8d249917ed7a
Dec 19 08:49:04.530 INFO running `"docker" "start" "-a" "ed01b496f65abfc8a919a7a39979dd177c74f4432586e654327b8d249917ed7a"`
Dec 19 08:49:07.181 INFO [stderr]    Compiling libcruby-sys v0.7.2
Dec 19 08:49:07.183 INFO [stderr]     Checking cslice v0.3.0
Dec 19 08:49:07.225 INFO [stderr]     Checking sequence_trie v0.3.5
Dec 19 08:49:08.812 INFO [stderr]     Checking helix v0.7.2
Dec 19 08:49:09.330 INFO [stderr]     Checking rstrie v0.1.0 (/opt/crater/workdir)
Dec 19 08:49:10.036 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Dec 19 08:49:11.214 INFO running `"docker" "inspect" "ed01b496f65abfc8a919a7a39979dd177c74f4432586e654327b8d249917ed7a"`
Dec 19 08:49:11.544 INFO running `"docker" "rm" "-f" "ed01b496f65abfc8a919a7a39979dd177c74f4432586e654327b8d249917ed7a"`
Dec 19 08:49:11.808 INFO [stdout] ed01b496f65abfc8a919a7a39979dd177c74f4432586e654327b8d249917ed7a