[INFO] updating cached repository syntheticsh/rust_hyper_play
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/syntheticsh/rust_hyper_play
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/syntheticsh/rust_hyper_play" "work/ex/beta-1.38-1/sources/1.37.0/gh/syntheticsh/rust_hyper_play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/syntheticsh/rust_hyper_play'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/syntheticsh/rust_hyper_play" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syntheticsh/rust_hyper_play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syntheticsh/rust_hyper_play'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2389fa8eda81871cdbeae1bd4f1093db2b45d524
[INFO] sha for GitHub repo syntheticsh/rust_hyper_play: 2389fa8eda81871cdbeae1bd4f1093db2b45d524
[INFO] validating manifest of syntheticsh/rust_hyper_play on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of syntheticsh/rust_hyper_play on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing syntheticsh/rust_hyper_play
[INFO] finished frobbing syntheticsh/rust_hyper_play
[INFO] frobbed toml for syntheticsh/rust_hyper_play written to work/ex/beta-1.38-1/sources/1.37.0/gh/syntheticsh/rust_hyper_play/Cargo.toml
[INFO] started frobbing syntheticsh/rust_hyper_play
[INFO] finished frobbing syntheticsh/rust_hyper_play
[INFO] frobbed toml for syntheticsh/rust_hyper_play written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syntheticsh/rust_hyper_play/Cargo.toml
[INFO] crate syntheticsh/rust_hyper_play already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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] testing syntheticsh/rust_hyper_play against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syntheticsh/rust_hyper_play:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 869dbd1c23584ae806e624b1a37be7b6fb7c03802057b1bd2a9b486b467362a1
[INFO] running `"docker" "start" "-a" "869dbd1c23584ae806e624b1a37be7b6fb7c03802057b1bd2a9b486b467362a1"`
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling http v0.1.8
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.2
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling h2 v0.1.11
[INFO] [stderr]    Compiling hyper v0.12.7
[INFO] [stderr]    Compiling some v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0603]: module `shared` is private
[INFO] [stderr]  --> src/main.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 | use futures::future::shared;
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::select_all`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::future::select_all;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::select_ok`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use futures::future::select_ok;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0603`.
[INFO] [stderr] error: Could not compile `some`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "869dbd1c23584ae806e624b1a37be7b6fb7c03802057b1bd2a9b486b467362a1"`
[INFO] running `"docker" "rm" "-f" "869dbd1c23584ae806e624b1a37be7b6fb7c03802057b1bd2a9b486b467362a1"`
[INFO] [stdout] 869dbd1c23584ae806e624b1a37be7b6fb7c03802057b1bd2a9b486b467362a1