Dec 12 12:17:36.805 INFO checking lamport_signature-0.1.4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 12:17:36.805 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 12:17:37.190 INFO [stdout] 15682e587f15cbf8b9ecbca74f186ec7609af693ed269a29cc8c1a4e9c0655c4
Dec 12 12:17:37.195 INFO running `"docker" "start" "-a" "15682e587f15cbf8b9ecbca74f186ec7609af693ed269a29cc8c1a4e9c0655c4"`
Dec 12 12:17:37.831 INFO [stderr] usermod: no changes
Dec 12 12:17:38.012 INFO [stderr]     Checking block-buffer v0.2.0-tmp
Dec 12 12:17:38.020 INFO [stderr]     Checking lamport_signature v0.1.4 (/source)
Dec 12 12:17:38.020 INFO [stderr]     Checking whirlpool v0.7.1
Dec 12 12:17:38.020 INFO [stderr]     Checking sha3 v0.7.3
Dec 12 12:17:38.520 INFO [stderr]     Checking groestl v0.7.0
Dec 12 12:17:39.752 INFO [stderr] warning: the feature `iterator_flatten` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 12:17:39.752 INFO [stderr]   --> src/lib.rs:21:18
Dec 12 12:17:39.752 INFO [stderr]    |
Dec 12 12:17:39.752 INFO [stderr] 21 | #![feature(test, iterator_flatten)]
Dec 12 12:17:39.752 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^
Dec 12 12:17:39.752 INFO [stderr]    |
Dec 12 12:17:39.752 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 12:17:39.752 INFO [stderr] 
Dec 12 12:17:50.411 INFO [stderr] warning: the feature `iterator_flatten` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 12:17:50.411 INFO [stderr]   --> src/lib.rs:21:18
Dec 12 12:17:50.412 INFO [stderr]    |
Dec 12 12:17:50.412 INFO [stderr] 21 | #![feature(test, iterator_flatten)]
Dec 12 12:17:50.412 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^
Dec 12 12:17:50.412 INFO [stderr]    |
Dec 12 12:17:50.412 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 12:17:50.412 INFO [stderr] 
Dec 12 12:17:52.520 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.66s
Dec 12 12:17:52.528 INFO [stderr] su: No module specific data is present
Dec 12 12:17:53.280 INFO running `"docker" "inspect" "15682e587f15cbf8b9ecbca74f186ec7609af693ed269a29cc8c1a4e9c0655c4"`
Dec 12 12:17:53.622 INFO running `"docker" "rm" "-f" "15682e587f15cbf8b9ecbca74f186ec7609af693ed269a29cc8c1a4e9c0655c4"`
Dec 12 12:17:53.896 INFO [stdout] 15682e587f15cbf8b9ecbca74f186ec7609af693ed269a29cc8c1a4e9c0655c4