Nov 30 02:42:59.831 INFO checking fundphys/Serpinsky against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:42:59.831 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 02:43:00.409 INFO [stdout] 8f1ee89fbe449898397800f45e7593a9e81a599e8610491f09fbceb52f70aba1
Nov 30 02:43:00.412 INFO running `"docker" "start" "-a" "8f1ee89fbe449898397800f45e7593a9e81a599e8610491f09fbceb52f70aba1"`
Nov 30 02:43:02.116 INFO [stderr] usermod: no changes
Nov 30 02:43:02.276 INFO [stderr]    Compiling syn v0.13.9
Nov 30 02:43:02.276 INFO [stderr]     Checking png v0.12.0
Nov 30 02:43:11.888 INFO [stderr]    Compiling num-derive v0.2.1
Nov 30 02:43:14.451 INFO [stderr]     Checking image v0.19.0
Nov 30 02:43:20.198 INFO [stderr]     Checking serpinsky v0.1.0 (/source)
Nov 30 02:43:22.217 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.06s
Nov 30 02:43:22.223 INFO [stderr] su: No module specific data is present
Nov 30 02:43:23.028 INFO running `"docker" "inspect" "8f1ee89fbe449898397800f45e7593a9e81a599e8610491f09fbceb52f70aba1"`
Nov 30 02:43:23.247 INFO running `"docker" "rm" "-f" "8f1ee89fbe449898397800f45e7593a9e81a599e8610491f09fbceb52f70aba1"`
Nov 30 02:43:23.432 INFO [stdout] 8f1ee89fbe449898397800f45e7593a9e81a599e8610491f09fbceb52f70aba1