[INFO] updating cached repository infinityb/rust-irc-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/infinityb/rust-irc-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/infinityb/rust-irc-client" "work/ex/beta-1.38-1/sources/1.37.0/gh/infinityb/rust-irc-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/infinityb/rust-irc-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/infinityb/rust-irc-client" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/infinityb/rust-irc-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/infinityb/rust-irc-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 388e66984b6bb603cd83a8132e3bd43e37bd1f07
[INFO] sha for GitHub repo infinityb/rust-irc-client: 388e66984b6bb603cd83a8132e3bd43e37bd1f07
[INFO] validating manifest of infinityb/rust-irc-client 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 infinityb/rust-irc-client 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 infinityb/rust-irc-client
[INFO] finished frobbing infinityb/rust-irc-client
[INFO] frobbed toml for infinityb/rust-irc-client written to work/ex/beta-1.38-1/sources/1.37.0/gh/infinityb/rust-irc-client/Cargo.toml
[INFO] started frobbing infinityb/rust-irc-client
[INFO] finished frobbing infinityb/rust-irc-client
[INFO] frobbed toml for infinityb/rust-irc-client written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/infinityb/rust-irc-client/Cargo.toml
[INFO] crate infinityb/rust-irc-client 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/infinityb/rust-irc-client/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/infinityb/rust-irc`
[INFO] [stderr]     Updating git repository `https://github.com/shaleh/rust-readline.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/infinityb/rust-irc`
[INFO] [stderr]     Updating git repository `https://github.com/shaleh/rust-readline.git`
[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 infinityb/rust-irc-client 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/infinityb/rust-irc-client:/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] abd091ce5471d2da45904e72787c229ec4298ec71c55d5e696aee646996a453d
[INFO] running `"docker" "start" "-a" "abd091ce5471d2da45904e72787c229ec4298ec71c55d5e696aee646996a453d"`
[INFO] [stderr]    Compiling readline v0.2.0 (https://github.com/shaleh/rust-readline.git#4223e676)
[INFO] [stderr]    Compiling irc v0.5.0 (https://github.com/infinityb/rust-irc#4d8bfd9f)
[INFO] [stderr]    Compiling irc-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `return`
[INFO] [stderr]    --> src/irc_client.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 println!("nick-read failed, exit")
[INFO] [stderr]     |                                                   - help: a semicolon may be missing here
[INFO] [stderr] 157 |                 return;
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found `]`
[INFO] [stderr]    --> src/irc_client.rs:161:45
[INFO] [stderr]     |
[INFO] [stderr] 161 |         match self.connection.register(nick[].trim_chars('\n')) {
[INFO] [stderr]     |         -----                               ^ expected expression
[INFO] [stderr]     |         |
[INFO] [stderr]     |         while parsing this match expression
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found `]`
[INFO] [stderr]    --> src/irc_client.rs:185:33
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let line_cleaned = line[].trim_chars('\n');
[INFO] [stderr]     |                                 ^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found `]`
[INFO] [stderr]    --> src/irc_client.rs:218:33
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let line_cleaned = line[].trim_chars('\n');
[INFO] [stderr]     |                                 ^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]    --> src/irc_client.rs:226:22
[INFO] [stderr]     |
[INFO] [stderr] 226 |         spawn(proc() {
[INFO] [stderr]     |                      ^ expected one of `)`, `,`, `.`, `?`, or an operator here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `Ok`
[INFO] [stderr]    --> src/irc_client.rs:231:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 try!(stdout_w.flush())
[INFO] [stderr]     |                                       - expected one of `.`, `;`, `?`, `}`, or an operator here
[INFO] [stderr] 231 |                 Ok(())
[INFO] [stderr]     |                 ^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `debug`
[INFO] [stderr]  --> src/irc_client.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate debug;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `irc-client`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "abd091ce5471d2da45904e72787c229ec4298ec71c55d5e696aee646996a453d"`
[INFO] running `"docker" "rm" "-f" "abd091ce5471d2da45904e72787c229ec4298ec71c55d5e696aee646996a453d"`
[INFO] [stdout] abd091ce5471d2da45904e72787c229ec4298ec71c55d5e696aee646996a453d