[INFO] updating cached repository HectorIX/tcp-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HectorIX/tcp-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HectorIX/tcp-client" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/HectorIX/tcp-client"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/HectorIX/tcp-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HectorIX/tcp-client" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/HectorIX/tcp-client"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/HectorIX/tcp-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae3406bdc726c3d604969b1975eb21589d492d33
[INFO] sha for GitHub repo HectorIX/tcp-client: ae3406bdc726c3d604969b1975eb21589d492d33
[INFO] validating manifest of HectorIX/tcp-client on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of HectorIX/tcp-client on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing HectorIX/tcp-client
[INFO] finished frobbing HectorIX/tcp-client
[INFO] frobbed toml for HectorIX/tcp-client written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/HectorIX/tcp-client/Cargo.toml
[INFO] started frobbing HectorIX/tcp-client
[INFO] finished frobbing HectorIX/tcp-client
[INFO] frobbed toml for HectorIX/tcp-client written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/HectorIX/tcp-client/Cargo.toml
[INFO] crate HectorIX/tcp-client already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking HectorIX/tcp-client against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/HectorIX/tcp-client:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ab6e5506447dcfd18d70c80b904e01de0794e51278d898f0c304c16a3704772a
[INFO] running `"docker" "start" "-a" "ab6e5506447dcfd18d70c80b904e01de0794e51278d898f0c304c16a3704772a"`
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking rpassword v0.4.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking tcp-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/client_upload.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/client_upload.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/parser.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 BytesMut::from("\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/parser.rs:247:17
[INFO] [stderr]     |
[INFO] [stderr] 247 |                 BytesMut::from("\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/file_io.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         Err(e) => { return "**Failed".to_string().into_bytes(); },
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/file_io.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Err(e) => {  return "**Failed {}".to_string().into_bytes(); },
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/client_upload.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let x = file_io::read_u8(path_to_file.clone().to_string());
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/parser.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 BytesMut::from("\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/parser.rs:247:17
[INFO] [stderr]     |
[INFO] [stderr] 247 |                 BytesMut::from("\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/file_io.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         Err(e) => { return "**Failed".to_string().into_bytes(); },
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/file_io.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Err(e) => {  return "**Failed {}".to_string().into_bytes(); },
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/client_upload.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let x = file_io::read_u8(path_to_file.clone().to_string());
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `"docker" "inspect" "ab6e5506447dcfd18d70c80b904e01de0794e51278d898f0c304c16a3704772a"`
[INFO] running `"docker" "rm" "-f" "ab6e5506447dcfd18d70c80b904e01de0794e51278d898f0c304c16a3704772a"`
[INFO] [stdout] ab6e5506447dcfd18d70c80b904e01de0794e51278d898f0c304c16a3704772a