Nov 28 08:29:37.977 INFO checking bon-chi/rust_who against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 08:29:37.977 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 08:29:38.435 INFO [stdout] 0ec5c31db2e6e15fd683a5e2260f10d2e4f0bcd259fdce340fedea0ef6624ab6
Nov 28 08:29:38.437 INFO running `"docker" "start" "-a" "0ec5c31db2e6e15fd683a5e2260f10d2e4f0bcd259fdce340fedea0ef6624ab6"`
Nov 28 08:29:39.920 INFO [stderr] usermod: no changes
Nov 28 08:29:40.000 INFO [stderr]     Checking rust_who v0.1.0 (/source)
Nov 28 08:29:40.764 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.764 INFO [stderr]   --> src/main.rs:82:30
Nov 28 08:29:40.764 INFO [stderr]    |
Nov 28 08:29:40.764 INFO [stderr] 82 |            String::from_utf8((utmp_struct.ut_user.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.764 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.764 INFO [stderr]    |
Nov 28 08:29:40.764 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 08:29:40.764 INFO [stderr] 
Nov 28 08:29:40.764 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.764 INFO [stderr]   --> src/main.rs:84:30
Nov 28 08:29:40.764 INFO [stderr]    |
Nov 28 08:29:40.764 INFO [stderr] 84 |            String::from_utf8((utmp_struct.ut_line.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.764 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.764 INFO [stderr] 
Nov 28 08:29:40.764 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.764 INFO [stderr]   --> src/main.rs:87:30
Nov 28 08:29:40.764 INFO [stderr]    |
Nov 28 08:29:40.764 INFO [stderr] 87 |            String::from_utf8((utmp_struct.ut_host.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.765 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.765 INFO [stderr] 
Nov 28 08:29:40.778 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.778 INFO [stderr]   --> src/main.rs:82:30
Nov 28 08:29:40.778 INFO [stderr]    |
Nov 28 08:29:40.778 INFO [stderr] 82 |            String::from_utf8((utmp_struct.ut_user.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.778 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.778 INFO [stderr]    |
Nov 28 08:29:40.778 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 08:29:40.778 INFO [stderr] 
Nov 28 08:29:40.778 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.778 INFO [stderr]   --> src/main.rs:84:30
Nov 28 08:29:40.778 INFO [stderr]    |
Nov 28 08:29:40.778 INFO [stderr] 84 |            String::from_utf8((utmp_struct.ut_line.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.778 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.778 INFO [stderr] 
Nov 28 08:29:40.778 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 08:29:40.778 INFO [stderr]   --> src/main.rs:87:30
Nov 28 08:29:40.778 INFO [stderr]    |
Nov 28 08:29:40.778 INFO [stderr] 87 |            String::from_utf8((utmp_struct.ut_host.iter().map(|&x| x as u8).collect())).unwrap());
Nov 28 08:29:40.779 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 08:29:40.779 INFO [stderr] 
Nov 28 08:29:40.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Nov 28 08:29:40.964 INFO [stderr] su: No module specific data is present
Nov 28 08:29:42.234 INFO running `"docker" "inspect" "0ec5c31db2e6e15fd683a5e2260f10d2e4f0bcd259fdce340fedea0ef6624ab6"`
Nov 28 08:29:42.538 INFO running `"docker" "rm" "-f" "0ec5c31db2e6e15fd683a5e2260f10d2e4f0bcd259fdce340fedea0ef6624ab6"`
Nov 28 08:29:42.880 INFO [stdout] 0ec5c31db2e6e15fd683a5e2260f10d2e4f0bcd259fdce340fedea0ef6624ab6