[INFO] cloning repository https://github.com/Cadanza/ftpserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cadanza/ftpserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadanza%2Fftpserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadanza%2Fftpserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 520287457527f400467c76174b15ccd1223c2c6a
[INFO] testing Cadanza/ftpserver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadanza%2Fftpserver" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cadanza/ftpserver on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cadanza/ftpserver
[INFO] finished tweaking git repo https://github.com/Cadanza/ftpserver
[INFO] tweaked toml for git repo https://github.com/Cadanza/ftpserver written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/Cadanza/ftpserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 288ddd199fc19a7f02f3b6577fdaed5feebfc9714c39a83b6957ab290063a7fd
[INFO] running `Command { std: "docker" "start" "-a" "288ddd199fc19a7f02f3b6577fdaed5feebfc9714c39a83b6957ab290063a7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288ddd199fc19a7f02f3b6577fdaed5feebfc9714c39a83b6957ab290063a7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288ddd199fc19a7f02f3b6577fdaed5feebfc9714c39a83b6957ab290063a7fd", kill_on_drop: false }`
[INFO] [stdout] 288ddd199fc19a7f02f3b6577fdaed5feebfc9714c39a83b6957ab290063a7fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dafd7a75a6f41ac54255990529ec4b3528a750d23d6d5692e468d030db0cc7fb
[INFO] running `Command { std: "docker" "start" "-a" "dafd7a75a6f41ac54255990529ec4b3528a750d23d6d5692e468d030db0cc7fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling simple-logging v2.0.2
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling ftpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `passiv_listener`
[INFO] [stdout]   --> src/./FtpHandler.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         passiv_listener : Option<TcpListener>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.03s
[INFO] running `Command { std: "docker" "inspect" "dafd7a75a6f41ac54255990529ec4b3528a750d23d6d5692e468d030db0cc7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafd7a75a6f41ac54255990529ec4b3528a750d23d6d5692e468d030db0cc7fb", kill_on_drop: false }`
[INFO] [stdout] dafd7a75a6f41ac54255990529ec4b3528a750d23d6d5692e468d030db0cc7fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60992de29754808920f7d06f5f64baf6df721182501b2c6281c932ec584a784b
[INFO] running `Command { std: "docker" "start" "-a" "60992de29754808920f7d06f5f64baf6df721182501b2c6281c932ec584a784b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ftpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `passiv_listener`
[INFO] [stdout]   --> src/./FtpHandler.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         passiv_listener : Option<TcpListener>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "60992de29754808920f7d06f5f64baf6df721182501b2c6281c932ec584a784b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60992de29754808920f7d06f5f64baf6df721182501b2c6281c932ec584a784b", kill_on_drop: false }`
[INFO] [stdout] 60992de29754808920f7d06f5f64baf6df721182501b2c6281c932ec584a784b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b375a90fb1e5de553dc678fa25bca445329cd598644ae5923cdbbcc6ad39ac92
[INFO] running `Command { std: "docker" "start" "-a" "b375a90fb1e5de553dc678fa25bca445329cd598644ae5923cdbbcc6ad39ac92", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `passiv_listener`
[INFO] [stderr]   --> src/./FtpHandler.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         passiv_listener : Option<TcpListener>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ftpserver` (bin "ftpserver" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ftpserver-af2e1f37f86f8909)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b375a90fb1e5de553dc678fa25bca445329cd598644ae5923cdbbcc6ad39ac92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b375a90fb1e5de553dc678fa25bca445329cd598644ae5923cdbbcc6ad39ac92", kill_on_drop: false }`
[INFO] [stdout] b375a90fb1e5de553dc678fa25bca445329cd598644ae5923cdbbcc6ad39ac92