Nov 30 21:08:00.477 INFO checking http-file-headers-0.1.8 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 21:08:00.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 21:08:00.839 INFO [stdout] b771f76002c5d76b2e3baa8af7687d7c30343a3ba6c031836dd52a8dfa38309e
Nov 30 21:08:00.842 INFO running `"docker" "start" "-a" "b771f76002c5d76b2e3baa8af7687d7c30343a3ba6c031836dd52a8dfa38309e"`
Nov 30 21:08:01.949 INFO [stderr] usermod: no changes
Nov 30 21:08:02.348 INFO [stderr]     Checking digest-writer v0.3.1
Nov 30 21:08:02.348 INFO [stderr]     Checking tk-bufstream v0.3.0
Nov 30 21:08:02.377 INFO [stderr]     Checking tk-sendfile v0.4.0
Nov 30 21:08:02.378 INFO [stderr]     Checking tk-listen v0.1.1
Nov 30 21:08:04.340 INFO [stderr]     Checking http-file-headers v0.1.8 (/source)
Nov 30 21:08:08.437 INFO [stderr] warning: unused import: `Digest`
Nov 30 21:08:08.437 INFO [stderr]  --> src/etag.rs:7:23
Nov 30 21:08:08.437 INFO [stderr]   |
Nov 30 21:08:08.437 INFO [stderr] 7 | use blake2::{Blake2b, Digest, digest::VariableOutput};
Nov 30 21:08:08.437 INFO [stderr]   |                       ^^^^^^
Nov 30 21:08:08.437 INFO [stderr]   |
Nov 30 21:08:08.437 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 21:08:08.437 INFO [stderr] 
Nov 30 21:08:08.612 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 21:08:08.612 INFO [stderr]   --> src/etag.rs:34:9
Nov 30 21:08:08.612 INFO [stderr]    |
Nov 30 21:08:08.612 INFO [stderr] 34 |         digest.variable_result(&mut value[..]);
Nov 30 21:08:08.612 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 21:08:08.612 INFO [stderr]    |
Nov 30 21:08:08.612 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 21:08:08.612 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 21:08:08.612 INFO [stderr] 
Nov 30 21:08:11.076 INFO [stderr]     Checking tk-http v0.3.9
Nov 30 21:08:18.745 INFO [stderr] warning: unused import: `Digest`
Nov 30 21:08:18.745 INFO [stderr]  --> src/etag.rs:7:23
Nov 30 21:08:18.745 INFO [stderr]   |
Nov 30 21:08:18.745 INFO [stderr] 7 | use blake2::{Blake2b, Digest, digest::VariableOutput};
Nov 30 21:08:18.745 INFO [stderr]   |                       ^^^^^^
Nov 30 21:08:18.745 INFO [stderr]   |
Nov 30 21:08:18.745 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 21:08:18.745 INFO [stderr] 
Nov 30 21:08:19.057 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 21:08:19.057 INFO [stderr]   --> src/etag.rs:34:9
Nov 30 21:08:19.057 INFO [stderr]    |
Nov 30 21:08:19.057 INFO [stderr] 34 |         digest.variable_result(&mut value[..]);
Nov 30 21:08:19.057 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 21:08:19.057 INFO [stderr]    |
Nov 30 21:08:19.057 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 21:08:19.057 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 21:08:19.057 INFO [stderr] 
Nov 30 21:08:22.942 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.94s
Nov 30 21:08:22.952 INFO [stderr] su: No module specific data is present
Nov 30 21:08:23.490 INFO running `"docker" "inspect" "b771f76002c5d76b2e3baa8af7687d7c30343a3ba6c031836dd52a8dfa38309e"`
Nov 30 21:08:23.620 INFO running `"docker" "rm" "-f" "b771f76002c5d76b2e3baa8af7687d7c30343a3ba6c031836dd52a8dfa38309e"`
Nov 30 21:08:23.744 INFO [stdout] b771f76002c5d76b2e3baa8af7687d7c30343a3ba6c031836dd52a8dfa38309e