Dec 17 11:54:42.909 INFO checking withoutboats/bpb against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 11:54:42.909 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/withoutboats/bpb:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:54:43.516 INFO [stdout] 87ab98a27f96b485f9b003ea28342da6604ff9f5f27505b4fbdeb007161c5cda
Dec 17 11:54:43.522 INFO running `"docker" "start" "-a" "87ab98a27f96b485f9b003ea28342da6604ff9f5f27505b4fbdeb007161c5cda"`
Dec 17 11:54:45.632 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 17 11:54:45.632 INFO [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
Dec 17 11:54:45.759 INFO [stderr]    Compiling rand_core v0.2.1
Dec 17 11:54:45.759 INFO [stderr]    Compiling byteorder v1.2.3
Dec 17 11:54:45.764 INFO [stderr]    Compiling subtle v0.6.3
Dec 17 11:54:45.776 INFO [stderr]     Checking byte-tools v0.2.0
Dec 17 11:54:45.776 INFO [stderr]     Checking arrayref v0.3.4
Dec 17 11:54:45.776 INFO [stderr]     Checking fake-simd v0.1.2
Dec 17 11:54:45.776 INFO [stderr]     Checking hex v0.3.2
Dec 17 11:54:46.348 INFO [stderr]    Compiling clear_on_drop v0.2.3
Dec 17 11:54:46.444 INFO [stderr]    Compiling typenum v1.10.0
Dec 17 11:54:46.928 INFO [stderr]     Checking generic-array v0.9.0
Dec 17 11:54:46.984 INFO [stderr]     Checking block-buffer v0.3.3
Dec 17 11:54:47.998 INFO [stderr]     Checking failure v0.1.1
Dec 17 11:54:48.705 INFO [stderr]    Compiling rand v0.5.4
Dec 17 11:54:49.232 INFO [stderr]     Checking digest v0.7.5
Dec 17 11:54:49.941 INFO [stderr]     Checking sha2 v0.7.1
Dec 17 11:54:55.747 INFO [stderr]    Compiling curve25519-dalek v0.18.0
Dec 17 11:54:58.972 INFO [stderr]     Checking ed25519-dalek v0.7.0
Dec 17 11:54:59.492 INFO [stderr]     Checking pbp v0.4.0
Dec 17 11:55:00.276 INFO [stderr]     Checking bpb v1.1.0 (/opt/crater/workdir)
Dec 17 11:55:00.372 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 17 11:55:00.372 INFO [stderr]  --> src/main.rs:1:12
Dec 17 11:55:00.372 INFO [stderr]   |
Dec 17 11:55:00.372 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 17 11:55:00.372 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 17 11:55:00.372 INFO [stderr] 
Dec 17 11:55:00.452 INFO [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Dec 17 11:55:00.452 INFO [stderr]  --> src/main.rs:1:12
Dec 17 11:55:00.452 INFO [stderr]   |
Dec 17 11:55:00.452 INFO [stderr] 1 | #![feature(rust_2018_preview)]
Dec 17 11:55:00.452 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 17 11:55:00.452 INFO [stderr] 
Dec 17 11:55:01.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.88s
Dec 17 11:55:02.566 INFO running `"docker" "inspect" "87ab98a27f96b485f9b003ea28342da6604ff9f5f27505b4fbdeb007161c5cda"`
Dec 17 11:55:02.912 INFO running `"docker" "rm" "-f" "87ab98a27f96b485f9b003ea28342da6604ff9f5f27505b4fbdeb007161c5cda"`
Dec 17 11:55:03.184 INFO [stdout] 87ab98a27f96b485f9b003ea28342da6604ff9f5f27505b4fbdeb007161c5cda