[INFO] updating cached repository junyw/rust-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/junyw/rust-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/junyw/rust-server" "work/ex/beta-1.37-6/sources/1.36.0/gh/junyw/rust-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/junyw/rust-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/junyw/rust-server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/junyw/rust-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/junyw/rust-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3b2899de6ee5964c8bcbf641d04ae6dba46a5ad
[INFO] sha for GitHub repo junyw/rust-server: b3b2899de6ee5964c8bcbf641d04ae6dba46a5ad
[INFO] validating manifest of junyw/rust-server on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of junyw/rust-server on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing junyw/rust-server
[INFO] finished frobbing junyw/rust-server
[INFO] frobbed toml for junyw/rust-server written to work/ex/beta-1.37-6/sources/1.36.0/gh/junyw/rust-server/Cargo.toml
[INFO] started frobbing junyw/rust-server
[INFO] finished frobbing junyw/rust-server
[INFO] frobbed toml for junyw/rust-server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/junyw/rust-server/Cargo.toml
[INFO] crate junyw/rust-server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing junyw/rust-server against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/junyw/rust-server:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 332990ba5f466c57e1c87810f7b34a8d44785561d8c3105a71d6970213d38d83
[INFO] running `"docker" "start" "-a" "332990ba5f466c57e1c87810f7b34a8d44785561d8c3105a71d6970213d38d83"`
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling carbon v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]   --> src/io/notification.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | use nix::sys::event::{KEvent, kqueue, kevent, EventFilter};
[INFO] [stderr]    |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]  --> src/io/event.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nix::sys::event::{KEvent, EventFilter, FilterFlag};
[INFO] [stderr]   |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]  --> src/io/event.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use nix::sys::event::{EV_ADD, EV_ENABLE, EV_DELETE, EV_ERROR};
[INFO] [stderr]   |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/http.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/http.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/view.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `carbon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "332990ba5f466c57e1c87810f7b34a8d44785561d8c3105a71d6970213d38d83"`
[INFO] running `"docker" "rm" "-f" "332990ba5f466c57e1c87810f7b34a8d44785561d8c3105a71d6970213d38d83"`
[INFO] [stdout] 332990ba5f466c57e1c87810f7b34a8d44785561d8c3105a71d6970213d38d83