[INFO] cloning repository https://github.com/LightStrawberry/cow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LightStrawberry/cow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bada0ce01b169c7dbce0bba508734a8dc5f833e
[INFO] testing LightStrawberry/cow against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LightStrawberry/cow on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LightStrawberry/cow
[INFO] finished tweaking git repo https://github.com/LightStrawberry/cow
[INFO] tweaked toml for git repo https://github.com/LightStrawberry/cow written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/LightStrawberry/cow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e17f6aaa0fc74735dabc10d5f3f7389a18d4c42aee152b0ddfc725315c02c60
[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" "2e17f6aaa0fc74735dabc10d5f3f7389a18d4c42aee152b0ddfc725315c02c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e17f6aaa0fc74735dabc10d5f3f7389a18d4c42aee152b0ddfc725315c02c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e17f6aaa0fc74735dabc10d5f3f7389a18d4c42aee152b0ddfc725315c02c60", kill_on_drop: false }`
[INFO] [stdout] 2e17f6aaa0fc74735dabc10d5f3f7389a18d4c42aee152b0ddfc725315c02c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e5fb6fa65e3e249bd26458bad7dc3e0397760ef88819a17149f891396e09832
[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" "0e5fb6fa65e3e249bd26458bad7dc3e0397760ef88819a17149f891396e09832", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.5
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling handlebars v2.0.2
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling cow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/main.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |     future::result({ render_error_html(status) })
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:201:21
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     respond_with_dir(path)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^ expected struct `futures::Done`, found opaque type
[INFO] [stdout] ...
[INFO] [stdout] 334 | fn respond_with_dir(path: PathBuf) -> impl Future<Item=Response<Body>, Error=Error> {
[INFO] [stdout]     |                                       --------------------------------------------- the found opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected struct `futures::Done<hyper::Response<hyper::Body>, Error>`
[INFO] [stdout]             found opaque type `impl futures::Future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `http::response::Builder: futures::Future` is not satisfied
[INFO] [stdout]    --> src/main.rs:334:39
[INFO] [stdout]     |
[INFO] [stdout] 334 |   fn respond_with_dir(path: PathBuf) -> impl Future<Item=Response<Body>, Error=Error> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `futures::Future` is not implemented for `http::response::Builder`
[INFO] [stdout] 335 | /     Response::builder()
[INFO] [stdout] 336 | |         .status(StatusCode::OK)
[INFO] [stdout] 337 | |         .header("cow", "0.0.1")
[INFO] [stdout]     | |_______________________________- this returned value is of type `&mut http::response::Builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `futures::Future` for `&mut http::response::Builder`
[INFO] [stdout]     = note: the return type of a function must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cow`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0e5fb6fa65e3e249bd26458bad7dc3e0397760ef88819a17149f891396e09832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5fb6fa65e3e249bd26458bad7dc3e0397760ef88819a17149f891396e09832", kill_on_drop: false }`
[INFO] [stdout] 0e5fb6fa65e3e249bd26458bad7dc3e0397760ef88819a17149f891396e09832
