[INFO] updating cached repository timonv/tcpsuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/timonv/tcpsuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/timonv/tcpsuck" "work/ex/beta-1.38-1/sources/1.37.0/gh/timonv/tcpsuck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/timonv/tcpsuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/timonv/tcpsuck" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timonv/tcpsuck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timonv/tcpsuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 30b88e8072fd5cf154ccd14aa05498da1d3d870b
[INFO] sha for GitHub repo timonv/tcpsuck: 30b88e8072fd5cf154ccd14aa05498da1d3d870b
[INFO] validating manifest of timonv/tcpsuck 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 timonv/tcpsuck 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 timonv/tcpsuck
[INFO] finished frobbing timonv/tcpsuck
[INFO] frobbed toml for timonv/tcpsuck written to work/ex/beta-1.38-1/sources/1.37.0/gh/timonv/tcpsuck/Cargo.toml
[INFO] started frobbing timonv/tcpsuck
[INFO] finished frobbing timonv/tcpsuck
[INFO] frobbed toml for timonv/tcpsuck written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timonv/tcpsuck/Cargo.toml
[INFO] crate timonv/tcpsuck 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 timonv/tcpsuck against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/timonv/tcpsuck:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3ff5076743369d3b6e4fa663a6e6f13360c99f031f3d5b7a8e13d50a8def2bf2
[INFO] running `"docker" "start" "-a" "3ff5076743369d3b6e4fa663a6e6f13360c99f031f3d5b7a8e13d50a8def2bf2"`
[INFO] [stderr]    Compiling tcpsuck v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected type, found `||`
[INFO] [stderr]    --> src/broadcaster.rs:151:29
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn timeout(max: int, f: || -> bool) -> bool {
[INFO] [stderr]     |                             ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::io::TcpListener`, `std::io::TcpStream`, `std::io::Acceptor`, `std::io::Listener`, `std::io::BufferedStream`
[INFO] [stderr]  --> src/server.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{TcpListener, TcpStream, Acceptor, Listener, BufferedStream};
[INFO] [stderr]   |               ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^ no `BufferedStream` in `io`
[INFO] [stderr]   |               |            |          |         |
[INFO] [stderr]   |               |            |          |         no `Listener` in `io`
[INFO] [stderr]   |               |            |          no `Acceptor` in `io`
[INFO] [stderr]   |               |            no `TcpStream` in `io`
[INFO] [stderr]   |               no `TcpListener` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::io::BufferedWriter`
[INFO] [stderr]  --> src/broadcaster.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufferedWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedWriter` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::sync::RWLock`
[INFO] [stderr]  --> src/broadcaster.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::sync::{RWLock, Arc};
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 no `RWLock` in `sync`
[INFO] [stderr]   |                 help: a similar name exists in the module: `RwLock`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `channel` in this scope
[INFO] [stderr]   --> src/server.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let (tx, rx) = channel::<(String, String)>();
[INFO] [stderr]    |                        ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::sync::mpsc::channel;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/server.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             spawn(move || {
[INFO] [stderr]    |             ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Sender` in this scope
[INFO] [stderr]   --> src/server.rs:36:77
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn handle_client(server: Broadcaster<TcpStream>, stream: TcpStream, tx: Sender<(String, String)>) {
[INFO] [stderr]    |                                                                             ^^^^^^
[INFO] [stderr] help: a trait with a similar name exists
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn handle_client(server: Broadcaster<TcpStream>, stream: TcpStream, tx: Send<(String, String)>) {
[INFO] [stderr]    |                                                                             ^^^^
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::sync::mpsc::Sender;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]  --> src/broadcaster.rs:5:37
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Broadcaster<T: 'static + Reader + Writer> {
[INFO] [stderr]   |                                     ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in this scope
[INFO] [stderr]  --> src/broadcaster.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Broadcaster<T: 'static + Reader + Writer> {
[INFO] [stderr]   |                                              ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<T: Reader + Writer + Clone> Broadcaster<T> {
[INFO] [stderr]    |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<T: Reader + Writer + Clone> Broadcaster<T> {
[INFO] [stderr]    |                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Receiver` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:27:45
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn listen_and_broadcast(&self, rec: Receiver<(String, String)>) {
[INFO] [stderr]    |                                             ^^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::ops::Receiver;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::sync::mpsc::Receiver;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         spawn(move || {
[INFO] [stderr]    |         ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl<T: Reader + Writer>Clone for Broadcaster<T> {
[INFO] [stderr]    |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in this scope
[INFO] [stderr]   --> src/broadcaster.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl<T: Reader + Writer>Clone for Broadcaster<T> {
[INFO] [stderr]    |                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `broadcaster::Broadcaster`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use broadcaster::Broadcaster;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 15 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `tcpsuck`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3ff5076743369d3b6e4fa663a6e6f13360c99f031f3d5b7a8e13d50a8def2bf2"`
[INFO] running `"docker" "rm" "-f" "3ff5076743369d3b6e4fa663a6e6f13360c99f031f3d5b7a8e13d50a8def2bf2"`
[INFO] [stdout] 3ff5076743369d3b6e4fa663a6e6f13360c99f031f3d5b7a8e13d50a8def2bf2