Nov 01 11:43:27.857 INFO checking Jin-WW/mandelbrot against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 11:43:27.857 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 11:43:28.332 INFO blam! f28fe6ad484b8ff1f8c00fde3b839482113a2f5f943f1e48ed1f3abd34c63322
Nov 01 11:43:28.334 INFO running `"docker" "start" "-a" "f28fe6ad484b8ff1f8c00fde3b839482113a2f5f943f1e48ed1f3abd34c63322"`
Nov 01 11:43:29.600 INFO kablam! usermod: no changes
Nov 01 11:43:29.774 INFO kablam!     Checking png v0.7.0
Nov 01 11:43:31.305 INFO kablam!     Checking image v0.13.0
Nov 01 11:43:36.893 INFO kablam!     Checking mandelbrot v0.1.0 (/source)
Nov 01 11:43:39.688 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 11:43:39.688 INFO kablam!   --> src/main.rs:16:5
Nov 01 11:43:39.688 INFO kablam!    |
Nov 01 11:43:39.688 INFO kablam! 16 |     write_image("output.png", &pixels, bounds);
Nov 01 11:43:39.688 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 11:43:39.688 INFO kablam!    |
Nov 01 11:43:39.688 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 11:43:39.688 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 11:43:39.688 INFO kablam! 
Nov 01 11:43:40.056 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 11:43:40.056 INFO kablam!   --> src/main.rs:16:5
Nov 01 11:43:40.056 INFO kablam!    |
Nov 01 11:43:40.056 INFO kablam! 16 |     write_image("output.png", &pixels, bounds);
Nov 01 11:43:40.056 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 11:43:40.056 INFO kablam!    |
Nov 01 11:43:40.056 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 11:43:40.056 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 11:43:40.056 INFO kablam! 
Nov 01 11:43:40.112 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.48s
Nov 01 11:43:40.129 INFO kablam! su: No module specific data is present
Nov 01 11:43:41.150 INFO running `"docker" "rm" "-f" "f28fe6ad484b8ff1f8c00fde3b839482113a2f5f943f1e48ed1f3abd34c63322"`
Nov 01 11:43:41.452 INFO blam! f28fe6ad484b8ff1f8c00fde3b839482113a2f5f943f1e48ed1f3abd34c63322