[INFO] updating cached repository simonvandel/spwn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simonvandel/spwn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simonvandel/spwn" "work/ex/beta-1.38-1/sources/1.37.0/gh/simonvandel/spwn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/simonvandel/spwn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simonvandel/spwn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/simonvandel/spwn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/simonvandel/spwn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fea201ee8e2e7ea8a505dfff1f904363c31bdef2
[INFO] sha for GitHub repo simonvandel/spwn: fea201ee8e2e7ea8a505dfff1f904363c31bdef2
[INFO] validating manifest of simonvandel/spwn 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 simonvandel/spwn 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 simonvandel/spwn
[INFO] finished frobbing simonvandel/spwn
[INFO] frobbed toml for simonvandel/spwn written to work/ex/beta-1.38-1/sources/1.37.0/gh/simonvandel/spwn/Cargo.toml
[INFO] started frobbing simonvandel/spwn
[INFO] finished frobbing simonvandel/spwn
[INFO] frobbed toml for simonvandel/spwn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/simonvandel/spwn/Cargo.toml
[INFO] crate simonvandel/spwn 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] testing simonvandel/spwn 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-0/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/simonvandel/spwn:/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] 96a9854a3a1e1be017e10b169c1b6c35721a6a2474364bcabc3b1a79feb19f49
[INFO] running `"docker" "start" "-a" "96a9854a3a1e1be017e10b169c1b6c35721a6a2474364bcabc3b1a79feb19f49"`
[INFO] [stderr]    Compiling histogram v0.6.4
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling base64 v0.4.2
[INFO] [stderr]    Compiling num-complex v0.1.37
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling futures-cpupool v0.1.5
[INFO] [stderr]    Compiling clap v2.24.1
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling bytes v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling mio v0.6.7
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling chrono v0.3.1
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling env_logger v0.4.2
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling hyper v0.11.0-a.0 (https://github.com/hyperium/hyper#66551345)
[INFO] [stderr]    Compiling spwn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stderr]   --> src/boss.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::net::lookup_host;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(lookup_host)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |
[INFO] [stderr] 7  | |     foreign_links {
[INFO] [stderr] 8  | |         TimeOutOfRange(OutOfRangeError);
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | |  }
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |
[INFO] [stderr] 7  | |     foreign_links {
[INFO] [stderr] 8  | |         TimeOutOfRange(OutOfRangeError);
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | |  }
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `spwn`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "96a9854a3a1e1be017e10b169c1b6c35721a6a2474364bcabc3b1a79feb19f49"`
[INFO] running `"docker" "rm" "-f" "96a9854a3a1e1be017e10b169c1b6c35721a6a2474364bcabc3b1a79feb19f49"`
[INFO] [stdout] 96a9854a3a1e1be017e10b169c1b6c35721a6a2474364bcabc3b1a79feb19f49