Nov 28 20:17:48.880 INFO checking prototty_unix-0.20.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 20:17:48.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 20:17:49.326 INFO [stdout] 3d1c7c4230a2258bdcfea43fafc2849e51844906de9e2f51df88c440d587c52e
Nov 28 20:17:49.329 INFO running `"docker" "start" "-a" "3d1c7c4230a2258bdcfea43fafc2849e51844906de9e2f51df88c440d587c52e"`
Nov 28 20:17:51.431 INFO [stderr] usermod: no changes
Nov 28 20:17:51.556 INFO [stderr]     Checking grid_2d v0.8.0
Nov 28 20:17:51.556 INFO [stderr]     Checking ansi_colour v0.4.0
Nov 28 20:17:52.895 INFO [stderr]     Checking prototty v0.20.0
Nov 28 20:17:54.800 INFO [stderr]     Checking prototty_grid v0.20.0
Nov 28 20:17:56.266 INFO [stderr]     Checking prototty_unix v0.20.0 (/source)
Nov 28 20:17:59.355 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.90s
Nov 28 20:17:59.360 INFO [stderr] su: No module specific data is present
Nov 28 20:18:00.028 INFO running `"docker" "inspect" "3d1c7c4230a2258bdcfea43fafc2849e51844906de9e2f51df88c440d587c52e"`
Nov 28 20:18:00.204 INFO running `"docker" "rm" "-f" "3d1c7c4230a2258bdcfea43fafc2849e51844906de9e2f51df88c440d587c52e"`
Nov 28 20:18:00.510 INFO [stdout] 3d1c7c4230a2258bdcfea43fafc2849e51844906de9e2f51df88c440d587c52e