[INFO] updating cached repository brennie/chat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/brennie/chat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/brennie/chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/brennie/chat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/brennie/chat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/brennie/chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dfeec8c61f6f7f8a603241e055a4e214195cc2b0
[INFO] sha for GitHub repo brennie/chat: dfeec8c61f6f7f8a603241e055a4e214195cc2b0
[INFO] validating manifest of brennie/chat 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 brennie/chat 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 brennie/chat
[INFO] finished frobbing brennie/chat
[INFO] frobbed toml for brennie/chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/brennie/chat/Cargo.toml
[INFO] started frobbing brennie/chat
[INFO] finished frobbing brennie/chat
[INFO] frobbed toml for brennie/chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat/Cargo.toml
[INFO] crate brennie/chat 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 brennie/chat against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 14f16e5e531d598c2f7bc60c56da8025aa1884264e34fbdc3100c445fd30b66a
[INFO] running `"docker" "start" "-a" "14f16e5e531d598c2f7bc60c56da8025aa1884264e34fbdc3100c445fd30b66a"`
[INFO] [stderr]    Compiling slog v2.2.3
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-serde v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.19
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling slog-term v2.4.0
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-serde-json v0.1.0 (https://github.com/carllerche/tokio-serde-json#26476c7b)
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/common/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/client/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/server/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.22s
[INFO] running `"docker" "inspect" "14f16e5e531d598c2f7bc60c56da8025aa1884264e34fbdc3100c445fd30b66a"`
[INFO] running `"docker" "rm" "-f" "14f16e5e531d598c2f7bc60c56da8025aa1884264e34fbdc3100c445fd30b66a"`
[INFO] [stdout] 14f16e5e531d598c2f7bc60c56da8025aa1884264e34fbdc3100c445fd30b66a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a4dca11ec97e1204d57d515900b1a84cb592305d616875aa81151bd1956e75ba
[INFO] running `"docker" "start" "-a" "a4dca11ec97e1204d57d515900b1a84cb592305d616875aa81151bd1956e75ba"`
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/client/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/server/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "a4dca11ec97e1204d57d515900b1a84cb592305d616875aa81151bd1956e75ba"`
[INFO] running `"docker" "rm" "-f" "a4dca11ec97e1204d57d515900b1a84cb592305d616875aa81151bd1956e75ba"`
[INFO] [stdout] a4dca11ec97e1204d57d515900b1a84cb592305d616875aa81151bd1956e75ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brennie/chat:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 18d25e74197a1af9bbfaf4f7034d9a0ac3b28808e49cbd3e4de83aa469b24786
[INFO] running `"docker" "start" "-a" "18d25e74197a1af9bbfaf4f7034d9a0ac3b28808e49cbd3e4de83aa469b24786"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chat_common-3bd5a852d8111772
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test messages::handshake::tests::test_serde_auth_response_message ... ok
[INFO] [stdout] test messages::server::tests::test_serde ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-6d2bc89207996978
[INFO] [stdout] test messages::client::tests::test_serde ... ok
[INFO] [stdout] test messages::handshake::tests::test_serde_auth_request_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/server-d68b770d22b4eb07
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests chat_common
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "18d25e74197a1af9bbfaf4f7034d9a0ac3b28808e49cbd3e4de83aa469b24786"`
[INFO] running `"docker" "rm" "-f" "18d25e74197a1af9bbfaf4f7034d9a0ac3b28808e49cbd3e4de83aa469b24786"`
[INFO] [stdout] 18d25e74197a1af9bbfaf4f7034d9a0ac3b28808e49cbd3e4de83aa469b24786