[INFO] cloning repository https://github.com/Doxterpepper/dftpd
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ed365767e3db9ed483a989cd708fe5ee65da3d
[INFO] checking Doxterpepper/dftpd against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Doxterpepper/dftpd on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-52/source/Cargo.toml
[INFO] crate git repo https://github.com/Doxterpepper/dftpd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cde9c86ae1f2d9b1d3a4570fe492e28a3d25404e70e809b12264e748ecb45c6
[INFO] running `Command { std: "docker" "start" "-a" "1cde9c86ae1f2d9b1d3a4570fe492e28a3d25404e70e809b12264e748ecb45c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cde9c86ae1f2d9b1d3a4570fe492e28a3d25404e70e809b12264e748ecb45c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cde9c86ae1f2d9b1d3a4570fe492e28a3d25404e70e809b12264e748ecb45c6", kill_on_drop: false }`
[INFO] [stdout] 1cde9c86ae1f2d9b1d3a4570fe492e28a3d25404e70e809b12264e748ecb45c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9739fb82d15b662a9bca30dfb98e3ace08f9721a452c83da1df0a291cbe0b6
[INFO] running `Command { std: "docker" "start" "-a" "0c9739fb82d15b662a9bca30dfb98e3ace08f9721a452c83da1df0a291cbe0b6", kill_on_drop: false }`
[INFO] [stderr]     Checking rftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/ftp.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/ftp.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0c9739fb82d15b662a9bca30dfb98e3ace08f9721a452c83da1df0a291cbe0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9739fb82d15b662a9bca30dfb98e3ace08f9721a452c83da1df0a291cbe0b6", kill_on_drop: false }`
[INFO] [stdout] 0c9739fb82d15b662a9bca30dfb98e3ace08f9721a452c83da1df0a291cbe0b6