Dec 11 17:31:25.689 INFO checking hejile/tcpspeedtest against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 17:31:25.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 17:31:26.160 INFO [stdout] 0ad49372c5a7939a41b38fe60bddaeed9b708f9402176c2a6b8dccc7f8cca950
Dec 11 17:31:26.164 INFO running `"docker" "start" "-a" "0ad49372c5a7939a41b38fe60bddaeed9b708f9402176c2a6b8dccc7f8cca950"`
Dec 11 17:31:27.229 INFO [stderr] usermod: no changes
Dec 11 17:31:27.356 INFO [stderr]     Checking tcpspeedtest v0.1.0 (/source)
Dec 11 17:31:28.448 INFO [stderr] warning: value assigned to `total_bytes` is never read
Dec 11 17:31:28.448 INFO [stderr]   --> src/main.rs:36:13
Dec 11 17:31:28.448 INFO [stderr]    |
Dec 11 17:31:28.448 INFO [stderr] 36 |     let mut total_bytes = 0;
Dec 11 17:31:28.448 INFO [stderr]    |             ^^^^^^^^^^^
Dec 11 17:31:28.448 INFO [stderr]    |
Dec 11 17:31:28.448 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 17:31:28.448 INFO [stderr] 
Dec 11 17:31:28.449 INFO [stderr] warning: value assigned to `upload_dur` is never read
Dec 11 17:31:28.449 INFO [stderr]   --> src/main.rs:58:13
Dec 11 17:31:28.449 INFO [stderr]    |
Dec 11 17:31:28.449 INFO [stderr] 58 |     let mut upload_dur = 0usize;
Dec 11 17:31:28.449 INFO [stderr]    |             ^^^^^^^^^^
Dec 11 17:31:28.449 INFO [stderr] 
Dec 11 17:31:28.584 INFO [stderr] warning: value assigned to `total_bytes` is never read
Dec 11 17:31:28.584 INFO [stderr]   --> src/main.rs:36:13
Dec 11 17:31:28.584 INFO [stderr]    |
Dec 11 17:31:28.584 INFO [stderr] 36 |     let mut total_bytes = 0;
Dec 11 17:31:28.584 INFO [stderr]    |             ^^^^^^^^^^^
Dec 11 17:31:28.584 INFO [stderr]    |
Dec 11 17:31:28.584 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 17:31:28.584 INFO [stderr] 
Dec 11 17:31:28.584 INFO [stderr] warning: value assigned to `upload_dur` is never read
Dec 11 17:31:28.584 INFO [stderr]   --> src/main.rs:58:13
Dec 11 17:31:28.584 INFO [stderr]    |
Dec 11 17:31:28.584 INFO [stderr] 58 |     let mut upload_dur = 0usize;
Dec 11 17:31:28.584 INFO [stderr]    |             ^^^^^^^^^^
Dec 11 17:31:28.584 INFO [stderr] 
Dec 11 17:31:28.660 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 11 17:31:28.660 INFO [stderr] su: No module specific data is present
Dec 11 17:31:29.634 INFO running `"docker" "inspect" "0ad49372c5a7939a41b38fe60bddaeed9b708f9402176c2a6b8dccc7f8cca950"`
Dec 11 17:31:29.948 INFO running `"docker" "rm" "-f" "0ad49372c5a7939a41b38fe60bddaeed9b708f9402176c2a6b8dccc7f8cca950"`
Dec 11 17:31:30.272 INFO [stdout] 0ad49372c5a7939a41b38fe60bddaeed9b708f9402176c2a6b8dccc7f8cca950