Nov 30 02:18:45.557 INFO checking grubertw/mandelbrot against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:18:45.557 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 02:18:45.763 INFO [stdout] 7a93aa4180446ece028b8def9e5564683a046bdf6e5c9c03c9465f5eb6c7c9e5
Nov 30 02:18:45.766 INFO running `"docker" "start" "-a" "7a93aa4180446ece028b8def9e5564683a046bdf6e5c9c03c9465f5eb6c7c9e5"`
Nov 30 02:18:46.475 INFO [stderr] usermod: no changes
Nov 30 02:18:46.704 INFO [stderr]    Compiling backtrace-sys v0.1.10
Nov 30 02:18:46.706 INFO [stderr]    Compiling glium v0.16.0
Nov 30 02:19:00.944 INFO [stderr]     Checking backtrace v0.2.3
Nov 30 02:19:15.311 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Nov 30 02:19:17.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.25s
Nov 30 02:19:17.776 INFO [stderr] su: No module specific data is present
Nov 30 02:19:18.771 INFO running `"docker" "inspect" "7a93aa4180446ece028b8def9e5564683a046bdf6e5c9c03c9465f5eb6c7c9e5"`
Nov 30 02:19:19.065 INFO running `"docker" "rm" "-f" "7a93aa4180446ece028b8def9e5564683a046bdf6e5c9c03c9465f5eb6c7c9e5"`
Nov 30 02:19:19.372 INFO [stdout] 7a93aa4180446ece028b8def9e5564683a046bdf6e5c9c03c9465f5eb6c7c9e5