Dec 13 22:35:07.836 INFO testing dahlia/gitter-slack against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 22:35:07.836 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 22:35:08.324 INFO [stdout] a3dbd0cde29b225ca0f3f961861838d1076cd1cb57ab177e6eb0b7e5a08ba58c
Dec 13 22:35:08.329 INFO running `"docker" "start" "-a" "a3dbd0cde29b225ca0f3f961861838d1076cd1cb57ab177e6eb0b7e5a08ba58c"`
Dec 13 22:35:09.386 INFO [stderr] usermod: no changes
Dec 13 22:35:09.428 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 13 22:35:09.635 INFO [stderr]    Compiling iovec v0.1.0
Dec 13 22:35:09.635 INFO [stderr]    Compiling net2 v0.2.31
Dec 13 22:35:09.639 INFO [stderr]    Compiling futures-cpupool v0.1.5
Dec 13 22:35:09.643 INFO [stderr]    Compiling chrono v0.4.0
Dec 13 22:35:09.643 INFO [stderr]    Compiling native-tls v0.1.4
Dec 13 22:35:11.382 INFO [stderr]    Compiling bytes v0.4.5
Dec 13 22:35:13.835 INFO [stderr]    Compiling mio v0.6.10
Dec 13 22:35:15.255 INFO [stderr]    Compiling tokio-io v0.1.3
Dec 13 22:35:19.811 INFO [stderr]    Compiling tokio-core v0.1.9
Dec 13 22:35:23.295 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 13 22:35:23.295 INFO [stderr]    Compiling tokio-tls v0.1.3
Dec 13 22:35:26.839 INFO [stderr]    Compiling hyper v0.11.2
Dec 13 22:35:35.403 INFO [stderr]    Compiling hyper-tls v0.1.2
Dec 13 22:35:37.227 INFO [stderr]    Compiling gitter-slack v0.1.1 (/source)
Dec 13 22:35:39.566 INFO [stderr] warning: variable does not need to be mutable
Dec 13 22:35:39.566 INFO [stderr]    --> src/main.rs:139:17
Dec 13 22:35:39.566 INFO [stderr]     |
Dec 13 22:35:39.566 INFO [stderr] 139 |             let mut bf = &mut buffer;
Dec 13 22:35:39.566 INFO [stderr]     |                 ----^^
Dec 13 22:35:39.566 INFO [stderr]     |                 |
Dec 13 22:35:39.566 INFO [stderr]     |                 help: remove this `mut`
Dec 13 22:35:39.566 INFO [stderr]     |
Dec 13 22:35:39.566 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 22:35:39.566 INFO [stderr] 
Dec 13 22:35:44.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.65s
Dec 13 22:35:44.087 INFO [stderr] su: No module specific data is present
Dec 13 22:35:44.441 INFO running `"docker" "inspect" "a3dbd0cde29b225ca0f3f961861838d1076cd1cb57ab177e6eb0b7e5a08ba58c"`
Dec 13 22:35:44.505 INFO running `"docker" "rm" "-f" "a3dbd0cde29b225ca0f3f961861838d1076cd1cb57ab177e6eb0b7e5a08ba58c"`
Dec 13 22:35:44.592 INFO [stdout] a3dbd0cde29b225ca0f3f961861838d1076cd1cb57ab177e6eb0b7e5a08ba58c
Dec 13 22:35:44.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 22:35:44.798 INFO [stdout] 2f68ad1b13b6f4ff507705b71d08866c56a969e03173e81f9d3dc668064236b1
Dec 13 22:35:44.804 INFO running `"docker" "start" "-a" "2f68ad1b13b6f4ff507705b71d08866c56a969e03173e81f9d3dc668064236b1"`
Dec 13 22:35:45.320 INFO [stderr] usermod: no changes
Dec 13 22:35:45.380 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 13 22:35:45.494 INFO [stderr]    Compiling gitter-slack v0.1.1 (/source)
Dec 13 22:35:47.635 INFO [stderr] warning: variable does not need to be mutable
Dec 13 22:35:47.635 INFO [stderr]    --> src/main.rs:139:17
Dec 13 22:35:47.635 INFO [stderr]     |
Dec 13 22:35:47.635 INFO [stderr] 139 |             let mut bf = &mut buffer;
Dec 13 22:35:47.635 INFO [stderr]     |                 ----^^
Dec 13 22:35:47.635 INFO [stderr]     |                 |
Dec 13 22:35:47.635 INFO [stderr]     |                 help: remove this `mut`
Dec 13 22:35:47.635 INFO [stderr]     |
Dec 13 22:35:47.635 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 22:35:47.635 INFO [stderr] 
Dec 13 22:35:47.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
Dec 13 22:35:47.975 INFO [stderr] su: No module specific data is present
Dec 13 22:35:48.384 INFO running `"docker" "inspect" "2f68ad1b13b6f4ff507705b71d08866c56a969e03173e81f9d3dc668064236b1"`
Dec 13 22:35:48.505 INFO running `"docker" "rm" "-f" "2f68ad1b13b6f4ff507705b71d08866c56a969e03173e81f9d3dc668064236b1"`
Dec 13 22:35:48.650 INFO [stdout] 2f68ad1b13b6f4ff507705b71d08866c56a969e03173e81f9d3dc668064236b1
Dec 13 22:35:48.653 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 22:35:48.804 INFO [stdout] a99139173a92965c7c5ad364e5aa4f2776c232ea483d90a1cb37bf307d122c9f
Dec 13 22:35:48.806 INFO running `"docker" "start" "-a" "a99139173a92965c7c5ad364e5aa4f2776c232ea483d90a1cb37bf307d122c9f"`
Dec 13 22:35:49.259 INFO [stderr] usermod: no changes
Dec 13 22:35:49.288 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 13 22:35:49.399 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 13 22:35:49.404 INFO [stderr]      Running /target/debug/deps/gitter_slack-6dc6069df47547aa
Dec 13 22:35:49.408 INFO [stdout] 
Dec 13 22:35:49.408 INFO [stdout] running 0 tests
Dec 13 22:35:49.408 INFO [stdout] 
Dec 13 22:35:49.408 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 22:35:49.408 INFO [stdout] 
Dec 13 22:35:49.411 INFO [stderr] su: No module specific data is present
Dec 13 22:35:49.666 INFO running `"docker" "inspect" "a99139173a92965c7c5ad364e5aa4f2776c232ea483d90a1cb37bf307d122c9f"`
Dec 13 22:35:49.754 INFO running `"docker" "rm" "-f" "a99139173a92965c7c5ad364e5aa4f2776c232ea483d90a1cb37bf307d122c9f"`
Dec 13 22:35:49.860 INFO [stdout] a99139173a92965c7c5ad364e5aa4f2776c232ea483d90a1cb37bf307d122c9f