[INFO] cloning repository https://github.com/grotsev/http_port
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grotsev/http_port" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrotsev%2Fhttp_port", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrotsev%2Fhttp_port'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 136e67dc9bb9a99343c116cb7f7b042e448680d1
[INFO] testing grotsev/http_port against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrotsev%2Fhttp_port" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grotsev/http_port on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grotsev/http_port
[INFO] finished tweaking git repo https://github.com/grotsev/http_port
[INFO] tweaked toml for git repo https://github.com/grotsev/http_port written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/grotsev/http_port already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50dbc5601b4adf34d2d98df68184b7356b7acd90f97a51c3c5c6d5d1bba02310
[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" "50dbc5601b4adf34d2d98df68184b7356b7acd90f97a51c3c5c6d5d1bba02310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50dbc5601b4adf34d2d98df68184b7356b7acd90f97a51c3c5c6d5d1bba02310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dbc5601b4adf34d2d98df68184b7356b7acd90f97a51c3c5c6d5d1bba02310", kill_on_drop: false }`
[INFO] [stdout] 50dbc5601b4adf34d2d98df68184b7356b7acd90f97a51c3c5c6d5d1bba02310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] aea35818d59fa86d58125bafc69bd64163ebf75a457c12e1e1ec59c9a9a80537
[INFO] running `Command { std: "docker" "start" "-a" "aea35818d59fa86d58125bafc69bd64163ebf75a457c12e1e1ec59c9a9a80537", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling fallible-iterator v0.1.3
[INFO] [stderr]    Compiling md5 v0.3.5
[INFO] [stderr]    Compiling serde v1.0.16
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.1.0
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling r2d2 v0.7.4
[INFO] [stderr]    Compiling nodrop v0.1.10
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.16
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling tokio-io v0.1.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling futures-state-stream v0.2.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling tokio-core v0.1.10
[INFO] [stderr]    Compiling postgres-protocol v0.3.1
[INFO] [stderr]    Compiling postgres-shared v0.4.0
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.1.1
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.1.6
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-dns-unofficial-0.1.1/src/net.rs:100:54
[INFO] [stdout]     |
[INFO] [stdout] 100 |     futures::stream::iter(addrs.into_iter().map(Ok)).fold(result, move |prev, addr| {
[INFO] [stdout]     |                                                      ^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::io::Error: From<_>`
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 future.then::<F, B>(Ok).boxed()
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-dns-unofficial`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "aea35818d59fa86d58125bafc69bd64163ebf75a457c12e1e1ec59c9a9a80537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea35818d59fa86d58125bafc69bd64163ebf75a457c12e1e1ec59c9a9a80537", kill_on_drop: false }`
[INFO] [stdout] aea35818d59fa86d58125bafc69bd64163ebf75a457c12e1e1ec59c9a9a80537