[INFO] cloning repository mre/rfcs
[INFO] running `"git" "clone" "--bare" "git://github.com/mre/rfcs.git" "work/cache/sources/gh/mre/rfcs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mre/rfcs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mre/rfcs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mre/rfcs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mre/rfcs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mre/rfcs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mre/rfcs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mre/rfcs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 922a047c782e27c4ce5606a3b74c5e686091a77d
[INFO] sha for GitHub repo mre/rfcs: 922a047c782e27c4ce5606a3b74c5e686091a77d
[INFO] validating manifest of mre/rfcs 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 mre/rfcs 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 mre/rfcs
[INFO] finished frobbing mre/rfcs
[INFO] frobbed toml for mre/rfcs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mre/rfcs/Cargo.toml
[INFO] started frobbing mre/rfcs
[INFO] finished frobbing mre/rfcs
[INFO] frobbed toml for mre/rfcs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mre/rfcs/Cargo.toml
[INFO] crate mre/rfcs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mre/rfcs against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mre/rfcs:/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] 532839044e3729acb5678424eb475cda4e842df7cade5f00ff0fbe3892f4f50e
[INFO] running `"docker" "start" "-a" "532839044e3729acb5678424eb475cda4e842df7cade5f00ff0fbe3892f4f50e"`
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking hyper v0.12.19
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking hubcaps v0.5.0
[INFO] [stderr]     Checking rfcs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/github.rs:20:26
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Stream<T> = Box<StdStream<Item = T, Error = hubcaps::errors::Error> + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdStream<Item = T, Error = hubcaps::errors::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/github.rs:20:26
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Stream<T> = Box<StdStream<Item = T, Error = hubcaps::errors::Error> + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdStream<Item = T, Error = hubcaps::errors::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.99s
[INFO] running `"docker" "inspect" "532839044e3729acb5678424eb475cda4e842df7cade5f00ff0fbe3892f4f50e"`
[INFO] running `"docker" "rm" "-f" "532839044e3729acb5678424eb475cda4e842df7cade5f00ff0fbe3892f4f50e"`
[INFO] [stdout] 532839044e3729acb5678424eb475cda4e842df7cade5f00ff0fbe3892f4f50e