[INFO] cloning repository https://github.com/Wepeel/gulprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wepeel/gulprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWepeel%2Fgulprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWepeel%2Fgulprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f7791b43f10524b8581ea9f6e2cb5e64c6b14c1
[INFO] testing Wepeel/gulprs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWepeel%2Fgulprs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wepeel/gulprs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wepeel/gulprs
[INFO] finished tweaking git repo https://github.com/Wepeel/gulprs
[INFO] tweaked toml for git repo https://github.com/Wepeel/gulprs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Wepeel/gulprs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d9b11b802a48a20fab5fc4077db816cbacb7d7d72798d24b769e3e80537199c3
[INFO] running `Command { std: "docker" "start" "-a" "d9b11b802a48a20fab5fc4077db816cbacb7d7d72798d24b769e3e80537199c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b11b802a48a20fab5fc4077db816cbacb7d7d72798d24b769e3e80537199c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b11b802a48a20fab5fc4077db816cbacb7d7d72798d24b769e3e80537199c3", kill_on_drop: false }`
[INFO] [stdout] d9b11b802a48a20fab5fc4077db816cbacb7d7d72798d24b769e3e80537199c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] b079ec396672e53b73b4f1be82dc1516fba7fbd08ded757c2ff13dc4520b0204
[INFO] running `Command { std: "docker" "start" "-a" "b079ec396672e53b73b4f1be82dc1516fba7fbd08ded757c2ff13dc4520b0204", kill_on_drop: false }`
[INFO] [stderr]    Compiling gulp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::stream`
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::stream::Stream;
[INFO] [stdout]   |          ^^^^^^ could not find `stream` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `stream` in `std`
[INFO] [stdout]   --> src/stream.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<Type: Unpin> std::stream::Stream for GulpStream<Type> {
[INFO] [stdout]    |                        ^^^^^^ could not find `stream` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `stream` in `std`
[INFO] [stdout]   --> src/stream.rs:21:60
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ) -> std::task::Poll<std::option::Option<<Self as std::stream::Stream>::Item>> {
[INFO] [stdout]    |                                                            ^^^^^^ could not find `stream` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_stream)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `async_stream`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_stream)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gulp-rs` due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "b079ec396672e53b73b4f1be82dc1516fba7fbd08ded757c2ff13dc4520b0204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b079ec396672e53b73b4f1be82dc1516fba7fbd08ded757c2ff13dc4520b0204", kill_on_drop: false }`
[INFO] [stdout] b079ec396672e53b73b4f1be82dc1516fba7fbd08ded757c2ff13dc4520b0204