[INFO] cloning repository https://github.com/kevinburke/dnstimeout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinburke/dnstimeout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinburke%2Fdnstimeout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinburke%2Fdnstimeout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aa565116b9aa81708559cc441ff57688befb2ab
[INFO] testing kevinburke/dnstimeout against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinburke%2Fdnstimeout" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevinburke/dnstimeout on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kevinburke/dnstimeout
[INFO] finished tweaking git repo https://github.com/kevinburke/dnstimeout
[INFO] tweaked toml for git repo https://github.com/kevinburke/dnstimeout written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/kevinburke/dnstimeout already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 478f3b8f77b2a5f80bcb40b70223476d638ebbce599fe3c2262346eba392ce34
[INFO] running `Command { std: "docker" "start" "-a" "478f3b8f77b2a5f80bcb40b70223476d638ebbce599fe3c2262346eba392ce34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478f3b8f77b2a5f80bcb40b70223476d638ebbce599fe3c2262346eba392ce34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478f3b8f77b2a5f80bcb40b70223476d638ebbce599fe3c2262346eba392ce34", kill_on_drop: false }`
[INFO] [stdout] 478f3b8f77b2a5f80bcb40b70223476d638ebbce599fe3c2262346eba392ce34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d7577f858ec67744b536edabaa567bca972776cd6b7b00aa6a7b7f77172f1c
[INFO] running `Command { std: "docker" "start" "-a" "16d7577f858ec67744b536edabaa567bca972776cd6b7b00aa6a7b7f77172f1c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dnstimeout v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `select` in this scope
[INFO] [stdout]   --> src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         select! {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `LookupHost` in module `net`
[INFO] [stdout]   --> src/lib.rs:10:82
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn lookup(host: String, timeout_duration: time::Duration) -> io::Result<net::LookupHost> {
[INFO] [stdout]    |                                                                                  ^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `LookupHost` in module `net`
[INFO] [stdout]   --> src/lib.rs:11:48
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (tx, rx):(mpsc::Sender<io::Result<net::LookupHost>>, mpsc::Receiver<io::Result<net::LookupHost>>) = channel();
[INFO] [stdout]    |                                                ^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `LookupHost` in module `net`
[INFO] [stdout]   --> src/lib.rs:11:93
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (tx, rx):(mpsc::Sender<io::Result<net::LookupHost>>, mpsc::Receiver<io::Result<net::LookupHost>>) = channel();
[INFO] [stdout]    |                                                                                             ^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> src/lib.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |         tx.send(net::lookup_host(host.as_str())).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dnstimeout`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "16d7577f858ec67744b536edabaa567bca972776cd6b7b00aa6a7b7f77172f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d7577f858ec67744b536edabaa567bca972776cd6b7b00aa6a7b7f77172f1c", kill_on_drop: false }`
[INFO] [stdout] 16d7577f858ec67744b536edabaa567bca972776cd6b7b00aa6a7b7f77172f1c
