[INFO] updating cached repository nilsso/rust_mud
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nilsso/rust_mud
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nilsso/rust_mud" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nilsso/rust_mud"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nilsso/rust_mud'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nilsso/rust_mud" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nilsso/rust_mud"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nilsso/rust_mud'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2fc898f7845e150d944c2e82764ee043bc57bb3
[INFO] sha for GitHub repo nilsso/rust_mud: f2fc898f7845e150d944c2e82764ee043bc57bb3
[INFO] validating manifest of nilsso/rust_mud on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nilsso/rust_mud on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nilsso/rust_mud
[INFO] finished frobbing nilsso/rust_mud
[INFO] frobbed toml for nilsso/rust_mud written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nilsso/rust_mud/Cargo.toml
[INFO] started frobbing nilsso/rust_mud
[INFO] finished frobbing nilsso/rust_mud
[INFO] frobbed toml for nilsso/rust_mud written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nilsso/rust_mud/Cargo.toml
[INFO] crate nilsso/rust_mud already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nilsso/rust_mud against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nilsso/rust_mud:/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=forbid" "-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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2f01c2f58de6bb0becf0a9882f47e76d49ada6c9a21c43f6b51ae61d05c040be
[INFO] running `"docker" "start" "-a" "2f01c2f58de6bb0becf0a9882f47e76d49ada6c9a21c43f6b51ae61d05c040be"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling tcod-sys v5.0.0
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking mio v0.6.18
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rustyline v4.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking lipsum v0.6.0
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]     Checking laminar v0.2.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking simple_logger v1.2.0
[INFO] [stderr]     Checking tcod v0.14.0
[INFO] [stderr]     Checking scp_rust_rogue v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `serialize`
[INFO] [stderr]  --> src/server.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bincode::{serialize, deserialize};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serialize`
[INFO] [stderr]  --> src/server.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bincode::{serialize, deserialize};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/client.rs:74:45
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 Ok(InnerMessage::NetMessage(data)) => {
[INFO] [stderr]    |                                             ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/client.rs:74:45
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 Ok(InnerMessage::NetMessage(data)) => {
[INFO] [stderr]    |                                             ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.39s
[INFO] running `"docker" "inspect" "2f01c2f58de6bb0becf0a9882f47e76d49ada6c9a21c43f6b51ae61d05c040be"`
[INFO] running `"docker" "rm" "-f" "2f01c2f58de6bb0becf0a9882f47e76d49ada6c9a21c43f6b51ae61d05c040be"`
[INFO] [stdout] 2f01c2f58de6bb0becf0a9882f47e76d49ada6c9a21c43f6b51ae61d05c040be