Dec 18 14:35:26.332 INFO checking lamport_signature-0.1.4 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:35:26.332 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/lamport_signature/0.1.4:/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 14:35:26.470 INFO [stdout] ae26af374e1e3024e9738a4f2e00dec6dce5862e459fe8841f1225e89dec5bf3
Dec 18 14:35:26.472 INFO running `"docker" "start" "-a" "ae26af374e1e3024e9738a4f2e00dec6dce5862e459fe8841f1225e89dec5bf3"`
Dec 18 14:35:27.041 INFO [stderr]     Checking block-buffer v0.2.0-tmp
Dec 18 14:35:27.041 INFO [stderr]     Checking lamport_signature v0.1.4 (/opt/crater/workdir)
Dec 18 14:35:27.041 INFO [stderr]     Checking whirlpool v0.7.1
Dec 18 14:35:27.748 INFO [stderr] warning: the feature `iterator_flatten` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 14:35:27.748 INFO [stderr]   --> src/lib.rs:21:18
Dec 18 14:35:27.748 INFO [stderr]    |
Dec 18 14:35:27.748 INFO [stderr] 21 | #![feature(test, iterator_flatten)]
Dec 18 14:35:27.748 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^
Dec 18 14:35:27.748 INFO [stderr]    |
Dec 18 14:35:27.748 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 14:35:27.748 INFO [stderr] 
Dec 18 14:35:27.752 INFO [stderr]     Checking groestl v0.7.0
Dec 18 14:35:30.501 INFO [stderr] warning: the feature `iterator_flatten` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 14:35:30.504 INFO [stderr]   --> src/lib.rs:21:18
Dec 18 14:35:30.504 INFO [stderr]    |
Dec 18 14:35:30.504 INFO [stderr] 21 | #![feature(test, iterator_flatten)]
Dec 18 14:35:30.504 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^
Dec 18 14:35:30.504 INFO [stderr]    |
Dec 18 14:35:30.504 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 14:35:30.504 INFO [stderr] 
Dec 18 14:35:30.664 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Dec 18 14:35:30.906 INFO running `"docker" "inspect" "ae26af374e1e3024e9738a4f2e00dec6dce5862e459fe8841f1225e89dec5bf3"`
Dec 18 14:35:30.990 INFO running `"docker" "rm" "-f" "ae26af374e1e3024e9738a4f2e00dec6dce5862e459fe8841f1225e89dec5bf3"`
Dec 18 14:35:31.100 INFO [stdout] ae26af374e1e3024e9738a4f2e00dec6dce5862e459fe8841f1225e89dec5bf3