[INFO] cloning repository https://github.com/Doxterpepper/dftpd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Doxterpepper/dftpd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8ed365767e3db9ed483a989cd708fe5ee65da3d
[INFO] checking Doxterpepper/dftpd against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Doxterpepper/dftpd 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/Doxterpepper/dftpd
[INFO] finished tweaking git repo https://github.com/Doxterpepper/dftpd
[INFO] tweaked toml for git repo https://github.com/Doxterpepper/dftpd written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Doxterpepper/dftpd 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afccd1008b9c32315e759c14d4caf0865884cac56afbdf2f2b4a029c32bfc4d5
[INFO] running `"docker" "start" "-a" "afccd1008b9c32315e759c14d4caf0865884cac56afbdf2f2b4a029c32bfc4d5"`
[INFO] [stderr]     Checking rftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/ftp.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/ftp.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let resp = self.read();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/ftp.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let resp = self.read();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/ftp.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/ftp.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let resp = self.read();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/ftp.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let resp = self.read();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "afccd1008b9c32315e759c14d4caf0865884cac56afbdf2f2b4a029c32bfc4d5"`
[INFO] running `"docker" "rm" "-f" "afccd1008b9c32315e759c14d4caf0865884cac56afbdf2f2b4a029c32bfc4d5"`
[INFO] [stdout] afccd1008b9c32315e759c14d4caf0865884cac56afbdf2f2b4a029c32bfc4d5