Nov 01 07:39:58.351 INFO checking brinchj/rustfest-fastware against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 07:39:58.352 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 07:39:58.765 INFO blam! b1829955a43a91ef6dd8f98b67b27bbb91683cb8dca2f710f5afa00301e26da0
Nov 01 07:39:58.772 INFO running `"docker" "start" "-a" "b1829955a43a91ef6dd8f98b67b27bbb91683cb8dca2f710f5afa00301e26da0"`
Nov 01 07:39:59.929 INFO kablam! usermod: no changes
Nov 01 07:40:00.028 INFO kablam!    Compiling rustc_version v0.2.2
Nov 01 07:40:00.028 INFO kablam!     Checking combine v3.2.0
Nov 01 07:40:01.669 INFO kablam!    Compiling im v10.2.0
Nov 01 07:40:24.027 INFO kablam!     Checking rustfest v0.1.0 (/source)
Nov 01 07:40:27.288 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 07:40:27.288 INFO kablam!    --> src/lib.rs:387:17
Nov 01 07:40:27.288 INFO kablam!     |
Nov 01 07:40:27.288 INFO kablam! 387 |                 black_box(eval(&line, &mut env));
Nov 01 07:40:27.288 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:40:27.288 INFO kablam!     |
Nov 01 07:40:27.288 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 07:40:27.288 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 07:40:27.288 INFO kablam! 
Nov 01 07:40:27.336 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.38s
Nov 01 07:40:27.336 INFO kablam! su: No module specific data is present
Nov 01 07:40:28.525 INFO running `"docker" "rm" "-f" "b1829955a43a91ef6dd8f98b67b27bbb91683cb8dca2f710f5afa00301e26da0"`
Nov 01 07:40:28.829 INFO blam! b1829955a43a91ef6dd8f98b67b27bbb91683cb8dca2f710f5afa00301e26da0