[INFO] cloning repository https://github.com/gideonw/tcp-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gideonw/tcp-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgideonw%2Ftcp-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgideonw%2Ftcp-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8814a11e80a4396c5a6f70b1a13df7b1b4beac17
[INFO] testing gideonw/tcp-test 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%2Fgideonw%2Ftcp-test" "/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/gideonw/tcp-test 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/gideonw/tcp-test
[INFO] finished tweaking git repo https://github.com/gideonw/tcp-test
[INFO] tweaked toml for git repo https://github.com/gideonw/tcp-test written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/gideonw/tcp-test 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] [stderr]     Blocking waiting for file lock on package cache
[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" "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] [stdout] 0c7961e4a0ef977beba1247ef6a43458b34ce4a865dbec84dd4700614e12a634
[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" "0c7961e4a0ef977beba1247ef6a43458b34ce4a865dbec84dd4700614e12a634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c7961e4a0ef977beba1247ef6a43458b34ce4a865dbec84dd4700614e12a634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7961e4a0ef977beba1247ef6a43458b34ce4a865dbec84dd4700614e12a634", kill_on_drop: false }`
[INFO] [stdout] 0c7961e4a0ef977beba1247ef6a43458b34ce4a865dbec84dd4700614e12a634
[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" "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] c39dc5efd59945aa6aafef5330c21cf8dc2e5f8a4beb7ffc01afe38b199a8940
[INFO] running `Command { std: "docker" "start" "-a" "c39dc5efd59945aa6aafef5330c21cf8dc2e5f8a4beb7ffc01afe38b199a8940", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling tcp-tst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `join` in this scope
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         join!();
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            futures::join
[INFO] [stdout]            std::future::join
[INFO] [stdout]            tokio::join
[INFO] [stdout]            core::future::join
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]    --> src/main.rs:20:15
[INFO] [stdout]     |
[INFO] [stdout] 20  |         spawn(b.process());
[INFO] [stdout]     |               ^^^^^^^^^^^ future returned by `process` is not `Send`
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `CommandStack`, the trait `Sync` is not implemented for `std::sync::mpsc::Sender<Command>`
[INFO] [stdout] note: captured value is not `Send`
[INFO] [stdout]    --> src/main.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |     async fn process(self) {
[INFO] [stdout]     |                      ^^^^ has type `Broker` which is not `Send`
[INFO] [stdout] note: required by a bound in `tokio::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.9.0/src/task/spawn.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 |         T: Future + Send + 'static,
[INFO] [stdout]     |                     ^^^^ required by this bound in `tokio::spawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-tst` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "c39dc5efd59945aa6aafef5330c21cf8dc2e5f8a4beb7ffc01afe38b199a8940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39dc5efd59945aa6aafef5330c21cf8dc2e5f8a4beb7ffc01afe38b199a8940", kill_on_drop: false }`
[INFO] [stdout] c39dc5efd59945aa6aafef5330c21cf8dc2e5f8a4beb7ffc01afe38b199a8940