Nov 28 18:40:03.539 INFO checking rusty-sandbox-0.1.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 18:40:03.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 18:40:04.027 INFO [stdout] 1d7b1a43d5a8c04f6fc5a892d3ad07701dc42edb86aa142ed34d4b23a1ea61d6
Nov 28 18:40:04.031 INFO running `"docker" "start" "-a" "1d7b1a43d5a8c04f6fc5a892d3ad07701dc42edb86aa142ed34d4b23a1ea61d6"`
Nov 28 18:40:04.868 INFO [stderr] usermod: no changes
Nov 28 18:40:04.942 INFO [stderr]     Checking rusty-sandbox v0.1.0 (/source)
Nov 28 18:40:05.928 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:40:05.928 INFO [stderr]    --> src/lib.rs:116:13
Nov 28 18:40:05.929 INFO [stderr]     |
Nov 28 18:40:05.929 INFO [stderr] 116 |         let mut f = File::open("UNLICENSE").unwrap();
Nov 28 18:40:05.929 INFO [stderr]     |             ----^
Nov 28 18:40:05.930 INFO [stderr]     |             |
Nov 28 18:40:05.930 INFO [stderr]     |             help: remove this `mut`
Nov 28 18:40:05.930 INFO [stderr]     |
Nov 28 18:40:05.930 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 18:40:05.931 INFO [stderr] 
Nov 28 18:40:05.931 INFO [stderr] warning: variable does not need to be mutable
Nov 28 18:40:05.931 INFO [stderr]    --> src/lib.rs:117:13
Nov 28 18:40:05.931 INFO [stderr]     |
Nov 28 18:40:05.932 INFO [stderr] 117 |         let mut process = Sandbox::new()
Nov 28 18:40:05.932 INFO [stderr]     |             ----^^^^^^^
Nov 28 18:40:05.932 INFO [stderr]     |             |
Nov 28 18:40:05.933 INFO [stderr]     |             help: remove this `mut`
Nov 28 18:40:05.933 INFO [stderr] 
Nov 28 18:40:05.944 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Nov 28 18:40:05.944 INFO [stderr] su: No module specific data is present
Nov 28 18:40:06.496 INFO running `"docker" "inspect" "1d7b1a43d5a8c04f6fc5a892d3ad07701dc42edb86aa142ed34d4b23a1ea61d6"`
Nov 28 18:40:06.646 INFO running `"docker" "rm" "-f" "1d7b1a43d5a8c04f6fc5a892d3ad07701dc42edb86aa142ed34d4b23a1ea61d6"`
Nov 28 18:40:06.772 INFO [stdout] 1d7b1a43d5a8c04f6fc5a892d3ad07701dc42edb86aa142ed34d4b23a1ea61d6