[INFO] cloning repository withoutboats/bpb
[INFO] running `"git" "clone" "--bare" "git://github.com/withoutboats/bpb.git" "work/cache/sources/gh/withoutboats/bpb"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/withoutboats/bpb'...
[INFO] running `"git" "clone" "work/cache/sources/gh/withoutboats/bpb" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/withoutboats/bpb"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/withoutboats/bpb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/withoutboats/bpb" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/withoutboats/bpb"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/withoutboats/bpb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1ef5ca1d2dea0e2ec0b1616f087f110ea17adfa
[INFO] sha for GitHub repo withoutboats/bpb: b1ef5ca1d2dea0e2ec0b1616f087f110ea17adfa
[INFO] validating manifest of withoutboats/bpb on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of withoutboats/bpb on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing withoutboats/bpb
[INFO] finished frobbing withoutboats/bpb
[INFO] frobbed toml for withoutboats/bpb written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/withoutboats/bpb/Cargo.toml
[INFO] started frobbing withoutboats/bpb
[INFO] finished frobbing withoutboats/bpb
[INFO] frobbed toml for withoutboats/bpb written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/withoutboats/bpb/Cargo.toml
[INFO] crate withoutboats/bpb already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbp v0.4.0
[INFO] [stderr]   Downloaded ed25519-dalek v0.7.0
[INFO] [stderr]   Downloaded subtle v0.6.3
[INFO] [stderr]   Downloaded curve25519-dalek v0.18.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking withoutboats/bpb against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/withoutboats/bpb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bd19757211f45004956e19699c50b0568f51dfce3d3d5704670671d6060a600b
[INFO] running `"docker" "start" "-a" "bd19757211f45004956e19699c50b0568f51dfce3d3d5704670671d6060a600b"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling subtle v0.6.3
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking digest v0.7.5
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling curve25519-dalek v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking ed25519-dalek v0.7.0
[INFO] [stderr]     Checking pbp v0.4.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking bpb v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.54s
[INFO] running `"docker" "inspect" "bd19757211f45004956e19699c50b0568f51dfce3d3d5704670671d6060a600b"`
[INFO] running `"docker" "rm" "-f" "bd19757211f45004956e19699c50b0568f51dfce3d3d5704670671d6060a600b"`
[INFO] [stdout] bd19757211f45004956e19699c50b0568f51dfce3d3d5704670671d6060a600b