Dec 19 16:10:04.941 INFO checking hejile/tcpspeedtest against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:10:04.941 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/hejile/tcpspeedtest:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:10:05.368 INFO [stdout] f56be50e836f7b59c668d6fd56f695e9783806d66079c59becd5e77c87f2ea90
Dec 19 16:10:05.374 INFO running `"docker" "start" "-a" "f56be50e836f7b59c668d6fd56f695e9783806d66079c59becd5e77c87f2ea90"`
Dec 19 16:10:07.124 INFO [stderr]     Checking tcpspeedtest v0.1.0 (/opt/crater/workdir)
Dec 19 16:10:07.736 INFO [stderr] warning: value assigned to `total_bytes` is never read
Dec 19 16:10:07.736 INFO [stderr]   --> src/main.rs:36:13
Dec 19 16:10:07.736 INFO [stderr]    |
Dec 19 16:10:07.736 INFO [stderr] 36 |     let mut total_bytes = 0;
Dec 19 16:10:07.736 INFO [stderr]    |             ^^^^^^^^^^^
Dec 19 16:10:07.736 INFO [stderr]    |
Dec 19 16:10:07.736 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 16:10:07.736 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 16:10:07.736 INFO [stderr] 
Dec 19 16:10:07.736 INFO [stderr] warning: value assigned to `upload_dur` is never read
Dec 19 16:10:07.736 INFO [stderr]   --> src/main.rs:58:13
Dec 19 16:10:07.736 INFO [stderr]    |
Dec 19 16:10:07.736 INFO [stderr] 58 |     let mut upload_dur = 0usize;
Dec 19 16:10:07.736 INFO [stderr]    |             ^^^^^^^^^^
Dec 19 16:10:07.736 INFO [stderr]    |
Dec 19 16:10:07.736 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 16:10:07.736 INFO [stderr] 
Dec 19 16:10:07.852 INFO [stderr] warning: value assigned to `total_bytes` is never read
Dec 19 16:10:07.852 INFO [stderr]   --> src/main.rs:36:13
Dec 19 16:10:07.852 INFO [stderr]    |
Dec 19 16:10:07.852 INFO [stderr] 36 |     let mut total_bytes = 0;
Dec 19 16:10:07.852 INFO [stderr]    |             ^^^^^^^^^^^
Dec 19 16:10:07.852 INFO [stderr]    |
Dec 19 16:10:07.852 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 16:10:07.852 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 16:10:07.852 INFO [stderr] 
Dec 19 16:10:07.852 INFO [stderr] warning: value assigned to `upload_dur` is never read
Dec 19 16:10:07.852 INFO [stderr]   --> src/main.rs:58:13
Dec 19 16:10:07.852 INFO [stderr]    |
Dec 19 16:10:07.852 INFO [stderr] 58 |     let mut upload_dur = 0usize;
Dec 19 16:10:07.852 INFO [stderr]    |             ^^^^^^^^^^
Dec 19 16:10:07.852 INFO [stderr]    |
Dec 19 16:10:07.852 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 16:10:07.852 INFO [stderr] 
Dec 19 16:10:07.931 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Dec 19 16:10:08.822 INFO running `"docker" "inspect" "f56be50e836f7b59c668d6fd56f695e9783806d66079c59becd5e77c87f2ea90"`
Dec 19 16:10:09.070 INFO running `"docker" "rm" "-f" "f56be50e836f7b59c668d6fd56f695e9783806d66079c59becd5e77c87f2ea90"`
Dec 19 16:10:09.284 INFO [stdout] f56be50e836f7b59c668d6fd56f695e9783806d66079c59becd5e77c87f2ea90