[INFO] cloning repository jrroman/chatter
[INFO] running `"git" "clone" "--bare" "git://github.com/jrroman/chatter.git" "work/cache/sources/gh/jrroman/chatter"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jrroman/chatter'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jrroman/chatter" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jrroman/chatter"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jrroman/chatter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jrroman/chatter" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 675e24f6a1e99877600bedc7cd55d9b03f69bf2c
[INFO] sha for GitHub repo jrroman/chatter: 675e24f6a1e99877600bedc7cd55d9b03f69bf2c
[INFO] validating manifest of jrroman/chatter on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jrroman/chatter on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jrroman/chatter
[INFO] finished frobbing jrroman/chatter
[INFO] frobbed toml for jrroman/chatter written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jrroman/chatter/Cargo.toml
[INFO] started frobbing jrroman/chatter
[INFO] finished frobbing jrroman/chatter
[INFO] frobbed toml for jrroman/chatter written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter/Cargo.toml
[INFO] crate jrroman/chatter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing jrroman/chatter against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] ebb5d223c873e8dc129c47b6d6a6767c6420f7d15c0385f418d289b100bd7cac
[INFO] running `"docker" "start" "-a" "ebb5d223c873e8dc129c47b6d6a6767c6420f7d15c0385f418d289b100bd7cac"`
[INFO] [stderr]    Compiling chatter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |                     handle_client(stream);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "ebb5d223c873e8dc129c47b6d6a6767c6420f7d15c0385f418d289b100bd7cac"`
[INFO] running `"docker" "rm" "-f" "ebb5d223c873e8dc129c47b6d6a6767c6420f7d15c0385f418d289b100bd7cac"`
[INFO] [stdout] ebb5d223c873e8dc129c47b6d6a6767c6420f7d15c0385f418d289b100bd7cac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f29da3b65a7874e6d52aa7a9e869c81a9cb21ba0054e30ec4f3fe4121b05b94e
[INFO] running `"docker" "start" "-a" "f29da3b65a7874e6d52aa7a9e869c81a9cb21ba0054e30ec4f3fe4121b05b94e"`
[INFO] [stderr]    Compiling chatter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |                     handle_client(stream);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "f29da3b65a7874e6d52aa7a9e869c81a9cb21ba0054e30ec4f3fe4121b05b94e"`
[INFO] running `"docker" "rm" "-f" "f29da3b65a7874e6d52aa7a9e869c81a9cb21ba0054e30ec4f3fe4121b05b94e"`
[INFO] [stdout] f29da3b65a7874e6d52aa7a9e869c81a9cb21ba0054e30ec4f3fe4121b05b94e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jrroman/chatter:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 86e5f7cd1ddfc16749b455063df46aaf5253edf37f97df5dcfa048c375caefab
[INFO] running `"docker" "start" "-a" "86e5f7cd1ddfc16749b455063df46aaf5253edf37f97df5dcfa048c375caefab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chatter-f6d24156a907e17e
[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" "86e5f7cd1ddfc16749b455063df46aaf5253edf37f97df5dcfa048c375caefab"`
[INFO] running `"docker" "rm" "-f" "86e5f7cd1ddfc16749b455063df46aaf5253edf37f97df5dcfa048c375caefab"`
[INFO] [stdout] 86e5f7cd1ddfc16749b455063df46aaf5253edf37f97df5dcfa048c375caefab