[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 beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Doxterpepper/dftpd on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0cedf0eb1deca052652d1837776b0de8be5bc76c05c9847094e5b16cbf4dfcb
[INFO] running `Command { std: "docker" "start" "-a" "a0cedf0eb1deca052652d1837776b0de8be5bc76c05c9847094e5b16cbf4dfcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0cedf0eb1deca052652d1837776b0de8be5bc76c05c9847094e5b16cbf4dfcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cedf0eb1deca052652d1837776b0de8be5bc76c05c9847094e5b16cbf4dfcb", kill_on_drop: false }`
[INFO] [stdout] a0cedf0eb1deca052652d1837776b0de8be5bc76c05c9847094e5b16cbf4dfcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2533f113c04024c169b35346e7ac3c7d0b4dfa00e8dd6beee0fc8f049886d7fc
[INFO] running `Command { std: "docker" "start" "-a" "2533f113c04024c169b35346e7ac3c7d0b4dfa00e8dd6beee0fc8f049886d7fc", 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 0.25s
[INFO] running `Command { std: "docker" "inspect" "2533f113c04024c169b35346e7ac3c7d0b4dfa00e8dd6beee0fc8f049886d7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2533f113c04024c169b35346e7ac3c7d0b4dfa00e8dd6beee0fc8f049886d7fc", kill_on_drop: false }`
[INFO] [stdout] 2533f113c04024c169b35346e7ac3c7d0b4dfa00e8dd6beee0fc8f049886d7fc
