Sep 05 23:54:35.880 INFO checking slack-0.21.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 05 23:54:35.881 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 05 23:54:35.881 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 23:54:36.121 INFO blam! 188ea87708ee18c828f4e83bfa84125be404d91f6f5c92df875e305e4b74a853
Sep 05 23:54:36.123 INFO running `"docker" "start" "-a" "188ea87708ee18c828f4e83bfa84125be404d91f6f5c92df875e305e4b74a853"`
Sep 05 23:54:37.977 INFO kablam! usermod: no changes
Sep 05 23:54:38.346 INFO kablam!     Checking sha1 v0.4.0
Sep 05 23:54:38.348 INFO kablam!     Checking input_buffer v0.1.1
Sep 05 23:54:38.367 INFO kablam!     Checking hyper v0.11.27
Sep 05 23:54:39.133 INFO kablam!     Checking tungstenite v0.5.4
Sep 05 23:54:45.286 INFO kablam!     Checking hyper-tls v0.1.4
Sep 05 23:54:46.455 INFO kablam!     Checking reqwest v0.8.8
Sep 05 23:54:49.010 INFO kablam!     Checking slack_api v0.20.0
Sep 05 23:55:09.535 INFO kablam!     Checking slack v0.21.0 (file:///source)
Sep 05 23:55:16.238 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 38.23s
Sep 05 23:55:16.254 INFO kablam! su: No module specific data is present
Sep 05 23:55:16.852 INFO running `"docker" "rm" "-f" "188ea87708ee18c828f4e83bfa84125be404d91f6f5c92df875e305e4b74a853"`
Sep 05 23:55:16.964 INFO blam! 188ea87708ee18c828f4e83bfa84125be404d91f6f5c92df875e305e4b74a853