Dec 19 21:03:42.288 INFO checking adefirmanf/todo-in-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:03:42.289 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/adefirmanf/todo-in-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:03:42.827 INFO [stdout] 7744a0214dc2ed118028dbf6513c1cd487302825d13e3b66bcaeca872eab92a7
Dec 19 21:03:42.892 INFO running `"docker" "start" "-a" "7744a0214dc2ed118028dbf6513c1cd487302825d13e3b66bcaeca872eab92a7"`
Dec 19 21:03:44.068 INFO [stderr]     Checking tokio v0.1.11
Dec 19 21:03:45.220 INFO [stderr]     Checking hyper v0.12.11
Dec 19 21:03:49.324 INFO [stderr]     Checking first_rust v0.1.0 (/opt/crater/workdir)
Dec 19 21:03:49.680 INFO [stderr] warning: struct is never constructed: `List`
Dec 19 21:03:49.703 INFO [stderr]   --> src/main.rs:47:1
Dec 19 21:03:49.703 INFO [stderr]    |
Dec 19 21:03:49.703 INFO [stderr] 47 | struct List{
Dec 19 21:03:49.703 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 21:03:49.703 INFO [stderr]    |
Dec 19 21:03:49.704 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:03:49.704 INFO [stderr] 
Dec 19 21:03:49.704 INFO [stderr] warning: struct is never constructed: `List`
Dec 19 21:03:49.705 INFO [stderr]   --> src/main.rs:47:1
Dec 19 21:03:49.705 INFO [stderr]    |
Dec 19 21:03:49.705 INFO [stderr] 47 | struct List{
Dec 19 21:03:49.705 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 21:03:49.705 INFO [stderr]    |
Dec 19 21:03:49.705 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:03:49.705 INFO [stderr] 
Dec 19 21:03:49.731 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
Dec 19 21:03:49.965 INFO running `"docker" "inspect" "7744a0214dc2ed118028dbf6513c1cd487302825d13e3b66bcaeca872eab92a7"`
Dec 19 21:03:50.097 INFO running `"docker" "rm" "-f" "7744a0214dc2ed118028dbf6513c1cd487302825d13e3b66bcaeca872eab92a7"`
Dec 19 21:03:50.212 INFO [stdout] 7744a0214dc2ed118028dbf6513c1cd487302825d13e3b66bcaeca872eab92a7