Dec 14 09:12:09.966 INFO testing JimmyCastiel/bifrost against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 09:12:09.966 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 09:12:10.466 INFO [stdout] d5e2516ede3c84876afe340beb14df32406da3d2a1626e5e1b4a50619c901678
Dec 14 09:12:10.468 INFO running `"docker" "start" "-a" "d5e2516ede3c84876afe340beb14df32406da3d2a1626e5e1b4a50619c901678"`
Dec 14 09:12:11.323 INFO [stderr] usermod: no changes
Dec 14 09:12:11.405 INFO [stderr]    Compiling regex v0.2.11
Dec 14 09:12:19.224 INFO [stderr]    Compiling bifrost v0.1.0 (/source)
Dec 14 09:12:20.323 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.323 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:330:29
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr] 330 |                             c.shutdown(Shutdown::Both);
Dec 14 09:12:20.323 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 09:12:20.323 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.323 INFO [stderr] 
Dec 14 09:12:20.323 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.323 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:350:21
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr] 350 |                     c.shutdown(Shutdown::Both);
Dec 14 09:12:20.323 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.323 INFO [stderr] 
Dec 14 09:12:20.323 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.323 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:428:17
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr] 428 |                 self.raw_cmd(Some(&mut c), FtpCommandType::LIST, None);
Dec 14 09:12:20.323 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.323 INFO [stderr] 
Dec 14 09:12:20.323 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.323 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:441:17
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.323 INFO [stderr] 441 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PASV, Some(if pasv { "true".to_owned() } else { "false".to_owned() }));
Dec 14 09:12:20.323 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.323 INFO [stderr]     |
Dec 14 09:12:20.324 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.324 INFO [stderr] 
Dec 14 09:12:20.324 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.324 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:456:17
Dec 14 09:12:20.324 INFO [stderr]     |
Dec 14 09:12:20.324 INFO [stderr] 456 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PWD, None);
Dec 14 09:12:20.324 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.324 INFO [stderr]     |
Dec 14 09:12:20.324 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.324 INFO [stderr] 
Dec 14 09:12:20.324 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:20.324 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:469:17
Dec 14 09:12:20.324 INFO [stderr]     |
Dec 14 09:12:20.324 INFO [stderr] 469 |                 self.raw_cmd(Some(&mut c), FtpCommandType::SYST, None);
Dec 14 09:12:20.324 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:20.324 INFO [stderr]     |
Dec 14 09:12:20.324 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:20.324 INFO [stderr] 
Dec 14 09:12:21.727 INFO [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
Dec 14 09:12:21.727 INFO [stderr]  --> src/main.rs:5:16
Dec 14 09:12:21.727 INFO [stderr]   |
Dec 14 09:12:21.727 INFO [stderr] 5 | use std::net::{IpAddr,Ipv4Addr,ToSocketAddrs};
Dec 14 09:12:21.727 INFO [stderr]   |                ^^^^^^ ^^^^^^^^
Dec 14 09:12:21.727 INFO [stderr]   |
Dec 14 09:12:21.727 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 09:12:21.727 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:330:29
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 330 |                             c.shutdown(Shutdown::Both);
Dec 14 09:12:21.855 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 09:12:21.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.855 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:350:21
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 350 |                     c.shutdown(Shutdown::Both);
Dec 14 09:12:21.855 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.855 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:428:17
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 428 |                 self.raw_cmd(Some(&mut c), FtpCommandType::LIST, None);
Dec 14 09:12:21.855 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.855 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:441:17
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 441 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PASV, Some(if pasv { "true".to_owned() } else { "false".to_owned() }));
Dec 14 09:12:21.855 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.855 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:456:17
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 456 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PWD, None);
Dec 14 09:12:21.855 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.855 INFO [stderr] 
Dec 14 09:12:21.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:21.855 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:469:17
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.855 INFO [stderr] 469 |                 self.raw_cmd(Some(&mut c), FtpCommandType::SYST, None);
Dec 14 09:12:21.855 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:21.855 INFO [stderr]     |
Dec 14 09:12:21.856 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:21.856 INFO [stderr] 
Dec 14 09:12:23.103 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.74s
Dec 14 09:12:23.103 INFO [stderr] su: No module specific data is present
Dec 14 09:12:23.460 INFO running `"docker" "inspect" "d5e2516ede3c84876afe340beb14df32406da3d2a1626e5e1b4a50619c901678"`
Dec 14 09:12:23.536 INFO running `"docker" "rm" "-f" "d5e2516ede3c84876afe340beb14df32406da3d2a1626e5e1b4a50619c901678"`
Dec 14 09:12:23.699 INFO [stdout] d5e2516ede3c84876afe340beb14df32406da3d2a1626e5e1b4a50619c901678
Dec 14 09:12:23.702 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 14 09:12:24.015 INFO [stdout] ad6f0e7b383884424931f60356fa5000be21af8748570a812bd311d6a2719069
Dec 14 09:12:24.017 INFO running `"docker" "start" "-a" "ad6f0e7b383884424931f60356fa5000be21af8748570a812bd311d6a2719069"`
Dec 14 09:12:24.631 INFO [stderr] usermod: no changes
Dec 14 09:12:24.646 INFO [stderr]    Compiling bifrost v0.1.0 (/source)
Dec 14 09:12:25.674 INFO [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
Dec 14 09:12:25.675 INFO [stderr]  --> src/main.rs:5:16
Dec 14 09:12:25.675 INFO [stderr]   |
Dec 14 09:12:25.675 INFO [stderr] 5 | use std::net::{IpAddr,Ipv4Addr,ToSocketAddrs};
Dec 14 09:12:25.675 INFO [stderr]   |                ^^^^^^ ^^^^^^^^
Dec 14 09:12:25.675 INFO [stderr]   |
Dec 14 09:12:25.675 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 09:12:25.675 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:330:29
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 330 |                             c.shutdown(Shutdown::Both);
Dec 14 09:12:25.805 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:350:21
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 350 |                     c.shutdown(Shutdown::Both);
Dec 14 09:12:25.805 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:428:17
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 428 |                 self.raw_cmd(Some(&mut c), FtpCommandType::LIST, None);
Dec 14 09:12:25.805 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:441:17
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 441 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PASV, Some(if pasv { "true".to_owned() } else { "false".to_owned() }));
Dec 14 09:12:25.805 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:456:17
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 456 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PWD, None);
Dec 14 09:12:25.805 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.805 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.805 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:469:17
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr] 469 |                 self.raw_cmd(Some(&mut c), FtpCommandType::SYST, None);
Dec 14 09:12:25.805 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.805 INFO [stderr]     |
Dec 14 09:12:25.805 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.805 INFO [stderr] 
Dec 14 09:12:25.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.815 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:330:29
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr] 330 |                             c.shutdown(Shutdown::Both);
Dec 14 09:12:25.815 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 09:12:25.815 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.815 INFO [stderr] 
Dec 14 09:12:25.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.815 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:350:21
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr] 350 |                     c.shutdown(Shutdown::Both);
Dec 14 09:12:25.815 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.815 INFO [stderr] 
Dec 14 09:12:25.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.815 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:428:17
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr] 428 |                 self.raw_cmd(Some(&mut c), FtpCommandType::LIST, None);
Dec 14 09:12:25.815 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.815 INFO [stderr] 
Dec 14 09:12:25.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.815 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:441:17
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr] 441 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PASV, Some(if pasv { "true".to_owned() } else { "false".to_owned() }));
Dec 14 09:12:25.815 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.815 INFO [stderr]     |
Dec 14 09:12:25.815 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.815 INFO [stderr] 
Dec 14 09:12:25.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.823 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:456:17
Dec 14 09:12:25.823 INFO [stderr]     |
Dec 14 09:12:25.823 INFO [stderr] 456 |                 self.raw_cmd(Some(&mut c), FtpCommandType::PWD, None);
Dec 14 09:12:25.823 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.823 INFO [stderr]     |
Dec 14 09:12:25.823 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.823 INFO [stderr] 
Dec 14 09:12:25.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:12:25.823 INFO [stderr]    --> src/bifrost/net/std/ftp.rs:469:17
Dec 14 09:12:25.823 INFO [stderr]     |
Dec 14 09:12:25.823 INFO [stderr] 469 |                 self.raw_cmd(Some(&mut c), FtpCommandType::SYST, None);
Dec 14 09:12:25.823 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:12:25.823 INFO [stderr]     |
Dec 14 09:12:25.823 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:12:25.823 INFO [stderr] 
Dec 14 09:12:26.277 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Dec 14 09:12:26.282 INFO [stderr] su: No module specific data is present
Dec 14 09:12:27.136 INFO running `"docker" "inspect" "ad6f0e7b383884424931f60356fa5000be21af8748570a812bd311d6a2719069"`
Dec 14 09:12:27.481 INFO running `"docker" "rm" "-f" "ad6f0e7b383884424931f60356fa5000be21af8748570a812bd311d6a2719069"`
Dec 14 09:12:27.933 INFO [stdout] ad6f0e7b383884424931f60356fa5000be21af8748570a812bd311d6a2719069