Dec 06 02:45:52.297 INFO testing dahlia/gitter-slack against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 02:45:52.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:45:52.803 INFO [stdout] f7a6c5433536add932c191cdb345056615a53f6a09b93a1cc129c4debd42bc6f
Dec 06 02:45:52.805 INFO running `"docker" "start" "-a" "f7a6c5433536add932c191cdb345056615a53f6a09b93a1cc129c4debd42bc6f"`
Dec 06 02:45:53.794 INFO [stderr] usermod: no changes
Dec 06 02:45:53.832 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 06 02:45:54.009 INFO [stderr]    Compiling tokio-io v0.1.3
Dec 06 02:45:54.009 INFO [stderr]    Compiling chrono v0.4.0
Dec 06 02:45:55.484 INFO [stderr]    Compiling tokio-core v0.1.9
Dec 06 02:45:59.232 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 06 02:45:59.240 INFO [stderr]    Compiling tokio-tls v0.1.3
Dec 06 02:46:02.408 INFO [stderr]    Compiling hyper v0.11.2
Dec 06 02:46:09.500 INFO [stderr]    Compiling hyper-tls v0.1.2
Dec 06 02:46:11.235 INFO [stderr]    Compiling gitter-slack v0.1.1 (/source)
Dec 06 02:46:13.500 INFO [stderr] warning: variable does not need to be mutable
Dec 06 02:46:13.500 INFO [stderr]    --> src/main.rs:139:17
Dec 06 02:46:13.500 INFO [stderr]     |
Dec 06 02:46:13.500 INFO [stderr] 139 |             let mut bf = &mut buffer;
Dec 06 02:46:13.500 INFO [stderr]     |                 ----^^
Dec 06 02:46:13.500 INFO [stderr]     |                 |
Dec 06 02:46:13.500 INFO [stderr]     |                 help: remove this `mut`
Dec 06 02:46:13.500 INFO [stderr]     |
Dec 06 02:46:13.500 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 02:46:13.500 INFO [stderr] 
Dec 06 02:46:17.905 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.09s
Dec 06 02:46:17.914 INFO [stderr] su: No module specific data is present
Dec 06 02:46:18.146 INFO running `"docker" "inspect" "f7a6c5433536add932c191cdb345056615a53f6a09b93a1cc129c4debd42bc6f"`
Dec 06 02:46:18.316 INFO running `"docker" "rm" "-f" "f7a6c5433536add932c191cdb345056615a53f6a09b93a1cc129c4debd42bc6f"`
Dec 06 02:46:18.458 INFO [stdout] f7a6c5433536add932c191cdb345056615a53f6a09b93a1cc129c4debd42bc6f
Dec 06 02:46:18.464 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:46:18.715 INFO [stdout] 7b67a4f4787a2ed2aee602756413ed81acdf5fc431a14d96f06af862aac92078
Dec 06 02:46:18.722 INFO running `"docker" "start" "-a" "7b67a4f4787a2ed2aee602756413ed81acdf5fc431a14d96f06af862aac92078"`
Dec 06 02:46:19.368 INFO [stderr] usermod: no changes
Dec 06 02:46:19.396 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 06 02:46:19.467 INFO [stderr]    Compiling gitter-slack v0.1.1 (/source)
Dec 06 02:46:21.248 INFO [stderr] warning: variable does not need to be mutable
Dec 06 02:46:21.248 INFO [stderr]    --> src/main.rs:139:17
Dec 06 02:46:21.248 INFO [stderr]     |
Dec 06 02:46:21.248 INFO [stderr] 139 |             let mut bf = &mut buffer;
Dec 06 02:46:21.248 INFO [stderr]     |                 ----^^
Dec 06 02:46:21.248 INFO [stderr]     |                 |
Dec 06 02:46:21.248 INFO [stderr]     |                 help: remove this `mut`
Dec 06 02:46:21.248 INFO [stderr]     |
Dec 06 02:46:21.248 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 02:46:21.248 INFO [stderr] 
Dec 06 02:46:21.526 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
Dec 06 02:46:21.537 INFO [stderr] su: No module specific data is present
Dec 06 02:46:21.880 INFO running `"docker" "inspect" "7b67a4f4787a2ed2aee602756413ed81acdf5fc431a14d96f06af862aac92078"`
Dec 06 02:46:21.958 INFO running `"docker" "rm" "-f" "7b67a4f4787a2ed2aee602756413ed81acdf5fc431a14d96f06af862aac92078"`
Dec 06 02:46:22.057 INFO [stdout] 7b67a4f4787a2ed2aee602756413ed81acdf5fc431a14d96f06af862aac92078
Dec 06 02:46:22.060 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:46:22.216 INFO [stdout] 4afd47139b4ae890a03adcc8347c21ab6d182421a58e341e243f2417b9ca95ca
Dec 06 02:46:22.217 INFO running `"docker" "start" "-a" "4afd47139b4ae890a03adcc8347c21ab6d182421a58e341e243f2417b9ca95ca"`
Dec 06 02:46:22.639 INFO [stderr] usermod: no changes
Dec 06 02:46:22.664 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 06 02:46:22.755 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 06 02:46:22.759 INFO [stderr]      Running /target/debug/deps/gitter_slack-2dcf133072505d89
Dec 06 02:46:22.762 INFO [stdout] 
Dec 06 02:46:22.762 INFO [stdout] running 0 tests
Dec 06 02:46:22.762 INFO [stdout] 
Dec 06 02:46:22.762 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 02:46:22.762 INFO [stdout] 
Dec 06 02:46:22.764 INFO [stderr] su: No module specific data is present
Dec 06 02:46:22.992 INFO running `"docker" "inspect" "4afd47139b4ae890a03adcc8347c21ab6d182421a58e341e243f2417b9ca95ca"`
Dec 06 02:46:23.043 INFO running `"docker" "rm" "-f" "4afd47139b4ae890a03adcc8347c21ab6d182421a58e341e243f2417b9ca95ca"`
Dec 06 02:46:23.101 INFO [stdout] 4afd47139b4ae890a03adcc8347c21ab6d182421a58e341e243f2417b9ca95ca