[INFO] cloning repository https://github.com/flaviu-toader/rbe-ftp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flaviu-toader/rbe-ftp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-ftp"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-ftp'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b5cda83ff969699b8775c8cef6a825036d67d6f
[INFO] checking flaviu-toader/rbe-ftp against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-ftp" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flaviu-toader/rbe-ftp on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/flaviu-toader/rbe-ftp
[INFO] finished tweaking git repo https://github.com/flaviu-toader/rbe-ftp
[INFO] tweaked toml for git repo https://github.com/flaviu-toader/rbe-ftp written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/flaviu-toader/rbe-ftp already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 775a530214ddf1b61b176ca872f2599d1fb5a420c0c8f598980fce5fa4e6eb7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "775a530214ddf1b61b176ca872f2599d1fb5a420c0c8f598980fce5fa4e6eb7d"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rbe-ftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `pb`
[INFO] [stderr]   --> src/main.rs:73:26
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Command::Cwd(pb) => send_cmd(&mut self.stream, ResultCode::Ok, "Hahahahaha"),
[INFO] [stderr]    |                          ^^ help: consider prefixing with an underscore: `_pb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pb`
[INFO] [stderr]   --> src/main.rs:73:26
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Command::Cwd(pb) => send_cmd(&mut self.stream, ResultCode::Ok, "Hahahahaha"),
[INFO] [stderr]    |                          ^^ help: consider prefixing with an underscore: `_pb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `"docker" "inspect" "775a530214ddf1b61b176ca872f2599d1fb5a420c0c8f598980fce5fa4e6eb7d"`
[INFO] running `"docker" "rm" "-f" "775a530214ddf1b61b176ca872f2599d1fb5a420c0c8f598980fce5fa4e6eb7d"`
[INFO] [stdout] 775a530214ddf1b61b176ca872f2599d1fb5a420c0c8f598980fce5fa4e6eb7d