Dec 01 01:17:32.398 INFO checking bus_writer-0.1.2 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 01:17:32.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 01 01:17:32.852 INFO [stdout] d617364b40bd99f791560a12f89e4d9d2d6bd1b150c7c4d61d776981b6576ae4
Dec 01 01:17:32.856 INFO running `"docker" "start" "-a" "d617364b40bd99f791560a12f89e4d9d2d6bd1b150c7c4d61d776981b6576ae4"`
Dec 01 01:17:34.291 INFO [stderr] usermod: no changes
Dec 01 01:17:34.328 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 01 01:17:34.376 INFO [stderr]     Checking bus v2.0.0
Dec 01 01:17:35.491 INFO [stderr]     Checking bus_writer v0.1.2 (/source)
Dec 01 01:17:38.842 INFO [stderr] warning: unused import: `BufReader`
Dec 01 01:17:38.842 INFO [stderr]  --> examples/simple.rs:4:15
Dec 01 01:17:38.843 INFO [stderr]   |
Dec 01 01:17:38.843 INFO [stderr] 4 | use std::io::{BufReader, Cursor, Read};
Dec 01 01:17:38.843 INFO [stderr]   |               ^^^^^^^^^
Dec 01 01:17:38.843 INFO [stderr]   |
Dec 01 01:17:38.843 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 01:17:38.843 INFO [stderr] 
Dec 01 01:17:38.848 INFO [stderr] warning: unused import: `File`
Dec 01 01:17:38.848 INFO [stderr]  --> examples/simple.rs:5:21
Dec 01 01:17:38.848 INFO [stderr]   |
Dec 01 01:17:38.848 INFO [stderr] 5 | use std::fs::{self, File};
Dec 01 01:17:38.848 INFO [stderr]   |                     ^^^^
Dec 01 01:17:38.848 INFO [stderr] 
Dec 01 01:17:38.943 INFO [stderr] warning: unused import: `Read`
Dec 01 01:17:38.943 INFO [stderr]  --> examples/simple.rs:4:34
Dec 01 01:17:38.943 INFO [stderr]   |
Dec 01 01:17:38.943 INFO [stderr] 4 | use std::io::{BufReader, Cursor, Read};
Dec 01 01:17:38.943 INFO [stderr]   |                                  ^^^^
Dec 01 01:17:38.943 INFO [stderr] 
Dec 01 01:17:39.036 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
Dec 01 01:17:39.040 INFO [stderr] su: No module specific data is present
Dec 01 01:17:39.341 INFO running `"docker" "inspect" "d617364b40bd99f791560a12f89e4d9d2d6bd1b150c7c4d61d776981b6576ae4"`
Dec 01 01:17:39.426 INFO running `"docker" "rm" "-f" "d617364b40bd99f791560a12f89e4d9d2d6bd1b150c7c4d61d776981b6576ae4"`
Dec 01 01:17:39.549 INFO [stdout] d617364b40bd99f791560a12f89e4d9d2d6bd1b150c7c4d61d776981b6576ae4