Dec 18 03:31:08.441 INFO checking barrelll/picksmid against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:31:08.441 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/barrelll/picksmid:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:31:09.016 INFO [stdout] 579d25925cbc91771428b65b0f23ad17940b30253f1beb148659f0c734bf51a5
Dec 18 03:31:09.022 INFO running `"docker" "start" "-a" "579d25925cbc91771428b65b0f23ad17940b30253f1beb148659f0c734bf51a5"`
Dec 18 03:31:10.408 INFO [stderr]     Checking bitvec v0.8.0
Dec 18 03:31:11.336 INFO [stderr]     Checking imf-streamer v0.1.0 (/opt/crater/workdir)
Dec 18 03:31:11.852 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Dec 18 03:31:11.852 INFO [stderr]   --> src/objects/visual_object_sequence.rs:12:25
Dec 18 03:31:11.852 INFO [stderr]    |
Dec 18 03:31:11.852 INFO [stderr] 12 |         use byteorder::{BigEndian, ReadBytesExt};
Dec 18 03:31:11.852 INFO [stderr]    |                         ^^^^^^^^^  ^^^^^^^^^^^^
Dec 18 03:31:11.852 INFO [stderr]    |
Dec 18 03:31:11.852 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 03:31:11.852 INFO [stderr] 
Dec 18 03:31:11.852 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 18 03:31:11.852 INFO [stderr]   --> src/objects/visual_object_sequence.rs:13:13
Dec 18 03:31:11.852 INFO [stderr]    |
Dec 18 03:31:11.852 INFO [stderr] 13 |         use std::io::Cursor;
Dec 18 03:31:11.852 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 18 03:31:11.852 INFO [stderr] 
Dec 18 03:31:11.980 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Dec 18 03:31:11.980 INFO [stderr]   --> src/objects/visual_object_sequence.rs:12:25
Dec 18 03:31:11.980 INFO [stderr]    |
Dec 18 03:31:11.980 INFO [stderr] 12 |         use byteorder::{BigEndian, ReadBytesExt};
Dec 18 03:31:11.980 INFO [stderr]    |                         ^^^^^^^^^  ^^^^^^^^^^^^
Dec 18 03:31:11.980 INFO [stderr]    |
Dec 18 03:31:11.980 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 03:31:11.980 INFO [stderr] 
Dec 18 03:31:11.996 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 18 03:31:11.996 INFO [stderr]   --> src/objects/visual_object_sequence.rs:13:13
Dec 18 03:31:11.997 INFO [stderr]    |
Dec 18 03:31:11.997 INFO [stderr] 13 |         use std::io::Cursor;
Dec 18 03:31:11.997 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 18 03:31:11.997 INFO [stderr] 
Dec 18 03:31:12.641 INFO [stderr] warning: unused variable: `slen`
Dec 18 03:31:12.641 INFO [stderr]   --> src/objects/visual_object_sequence.rs:17:17
Dec 18 03:31:12.642 INFO [stderr]    |
Dec 18 03:31:12.642 INFO [stderr] 17 |             let slen = s.len();
Dec 18 03:31:12.642 INFO [stderr]    |                 ^^^^ help: consider using `_slen` instead
Dec 18 03:31:12.643 INFO [stderr]    |
Dec 18 03:31:12.643 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 03:31:12.643 INFO [stderr] 
Dec 18 03:31:12.643 INFO [stderr] warning: unused variable: `bit_position`
Dec 18 03:31:12.644 INFO [stderr]   --> src/objects/visual_object_sequence.rs:21:17
Dec 18 03:31:12.644 INFO [stderr]    |
Dec 18 03:31:12.644 INFO [stderr] 21 |         let mut bit_position = 0;
Dec 18 03:31:12.645 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_bit_position` instead
Dec 18 03:31:12.645 INFO [stderr] 
Dec 18 03:31:12.652 INFO [stderr] warning: unused variable: `slen`
Dec 18 03:31:12.652 INFO [stderr]   --> src/objects/visual_object_sequence.rs:17:17
Dec 18 03:31:12.653 INFO [stderr]    |
Dec 18 03:31:12.653 INFO [stderr] 17 |             let slen = s.len();
Dec 18 03:31:12.653 INFO [stderr]    |                 ^^^^ help: consider using `_slen` instead
Dec 18 03:31:12.653 INFO [stderr]    |
Dec 18 03:31:12.654 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 03:31:12.654 INFO [stderr] 
Dec 18 03:31:12.654 INFO [stderr] warning: unused variable: `bit_position`
Dec 18 03:31:12.654 INFO [stderr]   --> src/objects/visual_object_sequence.rs:21:17
Dec 18 03:31:12.655 INFO [stderr]    |
Dec 18 03:31:12.655 INFO [stderr] 21 |         let mut bit_position = 0;
Dec 18 03:31:12.655 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_bit_position` instead
Dec 18 03:31:12.655 INFO [stderr] 
Dec 18 03:31:12.832 INFO [stderr] warning: variable does not need to be mutable
Dec 18 03:31:12.832 INFO [stderr]   --> src/objects/visual_object_sequence.rs:21:13
Dec 18 03:31:12.832 INFO [stderr]    |
Dec 18 03:31:12.832 INFO [stderr] 21 |         let mut bit_position = 0;
Dec 18 03:31:12.832 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 03:31:12.832 INFO [stderr]    |             |
Dec 18 03:31:12.832 INFO [stderr]    |             help: remove this `mut`
Dec 18 03:31:12.832 INFO [stderr]    |
Dec 18 03:31:12.836 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 03:31:12.836 INFO [stderr] 
Dec 18 03:31:12.864 INFO [stderr] warning: variable does not need to be mutable
Dec 18 03:31:12.864 INFO [stderr]   --> src/objects/visual_object_sequence.rs:21:13
Dec 18 03:31:12.864 INFO [stderr]    |
Dec 18 03:31:12.864 INFO [stderr] 21 |         let mut bit_position = 0;
Dec 18 03:31:12.864 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 03:31:12.865 INFO [stderr]    |             |
Dec 18 03:31:12.865 INFO [stderr]    |             help: remove this `mut`
Dec 18 03:31:12.865 INFO [stderr]    |
Dec 18 03:31:12.865 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 03:31:12.865 INFO [stderr] 
Dec 18 03:31:13.080 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
Dec 18 03:31:13.916 INFO running `"docker" "inspect" "579d25925cbc91771428b65b0f23ad17940b30253f1beb148659f0c734bf51a5"`
Dec 18 03:31:14.326 INFO running `"docker" "rm" "-f" "579d25925cbc91771428b65b0f23ad17940b30253f1beb148659f0c734bf51a5"`
Dec 18 03:31:14.672 INFO [stdout] 579d25925cbc91771428b65b0f23ad17940b30253f1beb148659f0c734bf51a5