Dec 11 20:01:13.493 INFO checking davesque/sierpinski against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:01:13.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 20:01:14.067 INFO [stdout] e0e3c3119e35be3d50ef0aff17d20894e93322972f19ae45d3f5d0cb39cd9a3c
Dec 11 20:01:14.069 INFO running `"docker" "start" "-a" "e0e3c3119e35be3d50ef0aff17d20894e93322972f19ae45d3f5d0cb39cd9a3c"`
Dec 11 20:01:16.568 INFO [stderr] usermod: no changes
Dec 11 20:01:16.740 INFO [stderr]     Checking deflate v0.7.4
Dec 11 20:01:16.740 INFO [stderr]     Checking num-rational v0.1.35
Dec 11 20:01:18.319 INFO [stderr]     Checking png v0.6.2
Dec 11 20:01:19.613 INFO [stderr]     Checking image v0.12.3
Dec 11 20:01:24.212 INFO [stderr]     Checking sierpinski v0.1.0 (/source)
Dec 11 20:01:26.275 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.67s
Dec 11 20:01:26.285 INFO [stderr] su: No module specific data is present
Dec 11 20:01:27.788 INFO running `"docker" "inspect" "e0e3c3119e35be3d50ef0aff17d20894e93322972f19ae45d3f5d0cb39cd9a3c"`
Dec 11 20:01:28.168 INFO running `"docker" "rm" "-f" "e0e3c3119e35be3d50ef0aff17d20894e93322972f19ae45d3f5d0cb39cd9a3c"`
Dec 11 20:01:28.416 INFO [stdout] e0e3c3119e35be3d50ef0aff17d20894e93322972f19ae45d3f5d0cb39cd9a3c