[INFO] updating cached repository andreinechaev/crusader
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andreinechaev/crusader
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andreinechaev/crusader" "work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andreinechaev/crusader" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andreinechaev/crusader"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andreinechaev/crusader'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b44e3345ac8c61ff4897119115b06288ccb05134
[INFO] sha for GitHub repo andreinechaev/crusader: b44e3345ac8c61ff4897119115b06288ccb05134
[INFO] validating manifest of andreinechaev/crusader 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 andreinechaev/crusader 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 andreinechaev/crusader
[INFO] finished frobbing andreinechaev/crusader
[INFO] frobbed toml for andreinechaev/crusader written to work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader/Cargo.toml
[INFO] started frobbing andreinechaev/crusader
[INFO] finished frobbing andreinechaev/crusader
[INFO] frobbed toml for andreinechaev/crusader written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andreinechaev/crusader/Cargo.toml
[INFO] crate andreinechaev/crusader 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing andreinechaev/crusader 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader:/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] e2354bad2336d251174f59ff64f772d8bbb34c0d9578688bc5d9b2c88feb7fdb
[INFO] running `"docker" "start" "-a" "e2354bad2336d251174f59ff64f772d8bbb34c0d9578688bc5d9b2c88feb7fdb"`
[INFO] [stderr]    Compiling crusader v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/chat/message.rs:18:43
[INFO] [stderr]    |
[INFO] [stderr] 18 |         BigEndian::write_u64(&mut header, (content.len() as u64));
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/chat/chatter.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut stream_ref = &mut self.stream;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "e2354bad2336d251174f59ff64f772d8bbb34c0d9578688bc5d9b2c88feb7fdb"`
[INFO] running `"docker" "rm" "-f" "e2354bad2336d251174f59ff64f772d8bbb34c0d9578688bc5d9b2c88feb7fdb"`
[INFO] [stdout] e2354bad2336d251174f59ff64f772d8bbb34c0d9578688bc5d9b2c88feb7fdb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8b61d1d2482a60086beb6c400cf7e5af376ac7c1e2f92a385961248388563f71
[INFO] running `"docker" "start" "-a" "8b61d1d2482a60086beb6c400cf7e5af376ac7c1e2f92a385961248388563f71"`
[INFO] [stderr]    Compiling crusader v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/chat/message.rs:18:43
[INFO] [stderr]    |
[INFO] [stderr] 18 |         BigEndian::write_u64(&mut header, (content.len() as u64));
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/chat/chatter.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut stream_ref = &mut self.stream;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "8b61d1d2482a60086beb6c400cf7e5af376ac7c1e2f92a385961248388563f71"`
[INFO] running `"docker" "rm" "-f" "8b61d1d2482a60086beb6c400cf7e5af376ac7c1e2f92a385961248388563f71"`
[INFO] [stdout] 8b61d1d2482a60086beb6c400cf7e5af376ac7c1e2f92a385961248388563f71
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/andreinechaev/crusader:/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" "test" "--frozen"`
[INFO] [stdout] fbcce753843af2475115a05993b9658409dca62c507c5fed1447ac66281217cd
[INFO] running `"docker" "start" "-a" "fbcce753843af2475115a05993b9658409dca62c507c5fed1447ac66281217cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crusader-532d945ea303b0aa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fbcce753843af2475115a05993b9658409dca62c507c5fed1447ac66281217cd"`
[INFO] running `"docker" "rm" "-f" "fbcce753843af2475115a05993b9658409dca62c507c5fed1447ac66281217cd"`
[INFO] [stdout] fbcce753843af2475115a05993b9658409dca62c507c5fed1447ac66281217cd