Oct 13 08:28:02.212 INFO checking slack-0.22.0 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 08:28:02.213 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-alt check --frozen --all --all-targets" "-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"`
Oct 13 08:28:02.709 INFO blam! 4f125e89448f62ecb53b13370486f4dc878cbca96f9867f31bd9897b1401af0d
Oct 13 08:28:02.714 INFO running `"docker" "start" "-a" "4f125e89448f62ecb53b13370486f4dc878cbca96f9867f31bd9897b1401af0d"`
Oct 13 08:28:04.495 INFO kablam! usermod: no changes
Oct 13 08:28:04.901 INFO kablam!     Checking input_buffer v0.2.0
Oct 13 08:28:04.909 INFO kablam!     Checking sha-1 v0.7.0
Oct 13 08:28:04.910 INFO kablam!     Checking hyper v0.12.11
Oct 13 08:28:06.860 INFO kablam!     Checking tungstenite v0.6.0
Oct 13 08:28:13.160 INFO kablam!     Checking hyper-tls v0.3.1
Oct 13 08:28:16.894 INFO kablam!     Checking reqwest v0.9.2
Oct 13 08:28:22.792 INFO kablam!     Checking slack_api v0.21.0
Oct 13 08:28:45.598 INFO kablam!     Checking slack v0.22.0 (/source)
Oct 13 08:29:03.556 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 59.03s
Oct 13 08:29:03.568 INFO kablam! su: No module specific data is present
Oct 13 08:29:03.877 INFO running `"docker" "rm" "-f" "4f125e89448f62ecb53b13370486f4dc878cbca96f9867f31bd9897b1401af0d"`
Oct 13 08:29:04.052 INFO blam! 4f125e89448f62ecb53b13370486f4dc878cbca96f9867f31bd9897b1401af0d