[INFO] cloning repository https://github.com/del6597/FeObot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/del6597/FeObot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdel6597%2FFeObot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdel6597%2FFeObot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5409d85a075a4f29925b87a095ae0de848d98fa2
[INFO] checking del6597/FeObot against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdel6597%2FFeObot" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/del6597/FeObot on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/del6597/FeObot
[INFO] finished tweaking git repo https://github.com/del6597/FeObot
[INFO] tweaked toml for git repo https://github.com/del6597/FeObot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/del6597/FeObot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2bb1d6a8a4a62efebc2c6fb850c3a1bd768ee48e104c051487a7206f78bb45f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2bb1d6a8a4a62efebc2c6fb850c3a1bd768ee48e104c051487a7206f78bb45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bb1d6a8a4a62efebc2c6fb850c3a1bd768ee48e104c051487a7206f78bb45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bb1d6a8a4a62efebc2c6fb850c3a1bd768ee48e104c051487a7206f78bb45f", kill_on_drop: false }`
[INFO] [stdout] a2bb1d6a8a4a62efebc2c6fb850c3a1bd768ee48e104c051487a7206f78bb45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 888eeda0650e235925dfa82d3ccc0246a494c38383f02c469225bb3a072c1226
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "888eeda0650e235925dfa82d3ccc0246a494c38383f02c469225bb3a072c1226", kill_on_drop: false }`
[INFO] [stderr]     Checking irclib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedReader`
[INFO] [stdout]  --> src/IrcStream.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::BufferedReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedWriter`
[INFO] [stdout]  --> src/IrcStream.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::BufferedWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedWriter` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::TcpStream`
[INFO] [stdout]  --> src/IrcStream.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ no `TcpStream` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `irclib`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedReader`
[INFO] [stdout]  --> src/IrcStream.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::BufferedReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedWriter`
[INFO] [stdout]  --> src/IrcStream.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::BufferedWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedWriter` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::TcpStream`
[INFO] [stdout]  --> src/IrcStream.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ no `TcpStream` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "888eeda0650e235925dfa82d3ccc0246a494c38383f02c469225bb3a072c1226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888eeda0650e235925dfa82d3ccc0246a494c38383f02c469225bb3a072c1226", kill_on_drop: false }`
[INFO] [stdout] 888eeda0650e235925dfa82d3ccc0246a494c38383f02c469225bb3a072c1226