Dec 12 16:28:36.097 INFO checking columnar-0.0.19 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:28:36.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 16:28:36.574 INFO [stdout] 8fa3d977f2372664389203895f8fab6321254e95c47a6bf332139f59a1a65ec6
Dec 12 16:28:36.584 INFO running `"docker" "start" "-a" "8fa3d977f2372664389203895f8fab6321254e95c47a6bf332139f59a1a65ec6"`
Dec 12 16:28:38.335 INFO [stderr] usermod: no changes
Dec 12 16:28:38.342 INFO [stderr]     Checking columnar v0.0.19 (/source)
Dec 12 16:28:39.524 INFO [stderr] warning: unused import: `std::mem::size_of`
Dec 12 16:28:39.524 INFO [stderr]  --> src/lib.rs:4:5
Dec 12 16:28:39.524 INFO [stderr]   |
Dec 12 16:28:39.524 INFO [stderr] 4 | use std::mem::size_of;
Dec 12 16:28:39.524 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 16:28:39.524 INFO [stderr]   |
Dec 12 16:28:39.524 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:28:39.524 INFO [stderr] 
Dec 12 16:28:39.724 INFO [stderr] warning: unused import: `std::mem::size_of`
Dec 12 16:28:39.724 INFO [stderr]  --> src/lib.rs:4:5
Dec 12 16:28:39.724 INFO [stderr]   |
Dec 12 16:28:39.724 INFO [stderr] 4 | use std::mem::size_of;
Dec 12 16:28:39.724 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 16:28:39.724 INFO [stderr]   |
Dec 12 16:28:39.724 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:28:39.724 INFO [stderr] 
Dec 12 16:28:40.861 INFO [stderr] warning: unused import: `std::io::Read`
Dec 12 16:28:40.862 INFO [stderr]   --> benches/bench.rs:10:5
Dec 12 16:28:40.862 INFO [stderr]    |
Dec 12 16:28:40.862 INFO [stderr] 10 | use std::io::Read;
Dec 12 16:28:40.862 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 12 16:28:40.862 INFO [stderr]    |
Dec 12 16:28:40.863 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 16:28:40.863 INFO [stderr] 
Dec 12 16:28:40.908 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
Dec 12 16:28:40.917 INFO [stderr] su: No module specific data is present
Dec 12 16:28:41.696 INFO running `"docker" "inspect" "8fa3d977f2372664389203895f8fab6321254e95c47a6bf332139f59a1a65ec6"`
Dec 12 16:28:41.987 INFO running `"docker" "rm" "-f" "8fa3d977f2372664389203895f8fab6321254e95c47a6bf332139f59a1a65ec6"`
Dec 12 16:28:42.224 INFO [stdout] 8fa3d977f2372664389203895f8fab6321254e95c47a6bf332139f59a1a65ec6