[INFO] updating cached repository CLomanno/hdlc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CLomanno/hdlc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CLomanno/hdlc" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/CLomanno/hdlc"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/CLomanno/hdlc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CLomanno/hdlc" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/CLomanno/hdlc"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/CLomanno/hdlc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e0d05226074a8f933d0b806e87629a678d221cb0
[INFO] sha for GitHub repo CLomanno/hdlc: e0d05226074a8f933d0b806e87629a678d221cb0
[INFO] validating manifest of CLomanno/hdlc on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CLomanno/hdlc on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CLomanno/hdlc
[INFO] finished frobbing CLomanno/hdlc
[INFO] frobbed toml for CLomanno/hdlc written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/CLomanno/hdlc/Cargo.toml
[INFO] started frobbing CLomanno/hdlc
[INFO] finished frobbing CLomanno/hdlc
[INFO] frobbed toml for CLomanno/hdlc written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/CLomanno/hdlc/Cargo.toml
[INFO] crate CLomanno/hdlc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CLomanno/hdlc against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/CLomanno/hdlc:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9c99a33bc326ee26ebb1085d31b4d03c52b819777930381b72823651a96764ef
[INFO] running `"docker" "start" "-a" "9c99a33bc326ee26ebb1085d31b4d03c52b819777930381b72823651a96764ef"`
[INFO] [stderr]     Checking hdlc v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `decode_slice`
[INFO] [stderr]  --> benches/bench.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hdlc::{decode, decode_slice, encode, SpecialChars};
[INFO] [stderr]   |                    ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MyBox`
[INFO] [stderr]   --> benches/bench.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct MyBox<'a, T: 'a>(&'a mut T);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> benches/bench.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn new(x: &'a mut T) -> MyBox<'a, T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "9c99a33bc326ee26ebb1085d31b4d03c52b819777930381b72823651a96764ef"`
[INFO] running `"docker" "rm" "-f" "9c99a33bc326ee26ebb1085d31b4d03c52b819777930381b72823651a96764ef"`
[INFO] [stdout] 9c99a33bc326ee26ebb1085d31b4d03c52b819777930381b72823651a96764ef