Dec 11 06:07:13.309 INFO checking withoutboats/bpb against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 06:07:13.310 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 06:07:13.776 INFO [stdout] 7764218af7fc60efe24c3b3134d6af3a527673aa5c5ac1b3ab25822009026b93
Dec 11 06:07:13.782 INFO running `"docker" "start" "-a" "7764218af7fc60efe24c3b3134d6af3a527673aa5c5ac1b3ab25822009026b93"`
Dec 11 06:07:15.542 INFO [stderr] usermod: no changes
Dec 11 06:07:15.616 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 11 06:07:15.616 INFO [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
Dec 11 06:07:15.792 INFO [stderr]    Compiling rand_core v0.2.1
Dec 11 06:07:15.792 INFO [stderr]    Compiling libc v0.2.42
Dec 11 06:07:15.796 INFO [stderr]    Compiling byteorder v1.2.3
Dec 11 06:07:15.818 INFO [stderr]    Compiling subtle v0.6.3
Dec 11 06:07:15.818 INFO [stderr]     Checking arrayref v0.3.4
Dec 11 06:07:15.818 INFO [stderr]     Checking sha1 v0.2.0
Dec 11 06:07:16.280 INFO [stderr]    Compiling clear_on_drop v0.2.3
Dec 11 06:07:16.653 INFO [stderr]     Checking base64 v0.9.2
Dec 11 06:07:17.656 INFO [stderr]    Compiling typenum v1.10.0
Dec 11 06:07:18.322 INFO [stderr]     Checking block-buffer v0.3.3
Dec 11 06:07:18.975 INFO [stderr]     Checking rand v0.5.4
Dec 11 06:07:20.062 INFO [stderr]    Compiling syn v0.14.4
Dec 11 06:07:20.072 INFO [stderr]     Checking digest v0.7.5
Dec 11 06:07:20.362 INFO [stderr]     Checking backtrace v0.3.9
Dec 11 06:07:21.260 INFO [stderr]     Checking sha2 v0.7.1
Dec 11 06:07:22.656 INFO [stderr]     Checking failure v0.1.1
Dec 11 06:07:24.716 INFO [stderr]    Compiling generic-array v0.9.0
Dec 11 06:07:29.140 INFO [stderr]    Compiling curve25519-dalek v0.18.0
Dec 11 06:07:38.142 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 11 06:07:39.532 INFO [stderr]     Checking ed25519-dalek v0.7.0
Dec 11 06:07:40.374 INFO [stderr]     Checking pbp v0.4.0
Dec 11 06:07:54.212 INFO [stderr]     Checking bpb v1.1.0 (/source)
Dec 11 06:07:54.264 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 11 06:07:54.264 INFO [stderr]  --> src/main.rs:1:12
Dec 11 06:07:54.264 INFO [stderr]   |
Dec 11 06:07:54.264 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 11 06:07:54.264 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 11 06:07:54.264 INFO [stderr] 
Dec 11 06:07:54.308 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 11 06:07:54.308 INFO [stderr]  --> src/main.rs:1:12
Dec 11 06:07:54.308 INFO [stderr]   |
Dec 11 06:07:54.308 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 11 06:07:54.308 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 11 06:07:54.308 INFO [stderr] 
Dec 11 06:07:55.188 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.60s
Dec 11 06:07:55.195 INFO [stderr] su: No module specific data is present
Dec 11 06:07:55.752 INFO running `"docker" "inspect" "7764218af7fc60efe24c3b3134d6af3a527673aa5c5ac1b3ab25822009026b93"`
Dec 11 06:07:55.956 INFO running `"docker" "rm" "-f" "7764218af7fc60efe24c3b3134d6af3a527673aa5c5ac1b3ab25822009026b93"`
Dec 11 06:07:56.220 INFO [stdout] 7764218af7fc60efe24c3b3134d6af3a527673aa5c5ac1b3ab25822009026b93