[INFO] cloning repository https://github.com/stbuehler/rust-cofutures-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stbuehler/rust-cofutures-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstbuehler%2Frust-cofutures-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstbuehler%2Frust-cofutures-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cde9170e5a2b534ad6362d54231a581056ca77fd
[INFO] testing stbuehler/rust-cofutures-poc against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstbuehler%2Frust-cofutures-poc" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stbuehler/rust-cofutures-poc on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stbuehler/rust-cofutures-poc
[INFO] finished tweaking git repo https://github.com/stbuehler/rust-cofutures-poc
[INFO] tweaked toml for git repo https://github.com/stbuehler/rust-cofutures-poc written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/stbuehler/rust-cofutures-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f35b2791f74cb1f285c11fa015f22356e76c982a798135372ae5e730f7d2f5b
[INFO] running `Command { std: "docker" "start" "-a" "2f35b2791f74cb1f285c11fa015f22356e76c982a798135372ae5e730f7d2f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f35b2791f74cb1f285c11fa015f22356e76c982a798135372ae5e730f7d2f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f35b2791f74cb1f285c11fa015f22356e76c982a798135372ae5e730f7d2f5b", kill_on_drop: false }`
[INFO] [stdout] 2f35b2791f74cb1f285c11fa015f22356e76c982a798135372ae5e730f7d2f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3890a0adab9913faa422ecb3ca9fd883ee4f792d13bbc4290a767eb1690a224b
[INFO] running `Command { std: "docker" "start" "-a" "3890a0adab9913faa422ecb3ca9fd883ee4f792d13bbc4290a767eb1690a224b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling cofutures-inner v0.1.0 (/opt/rustwide/workdir/cofutures-inner)
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> cofutures-inner/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generator_trait, futures_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stdout]   --> cofutures-inner/src/lib.rs:82:36
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn poll(self: Pin<&mut Self>, lw: &Waker) -> Poll<Self::Output> {
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       types differ in mutability
[INFO] [stdout]    |                                       help: change the parameter type to match the trait: `&mut Context<'_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(Pin<&mut CoAsync<Output, T, F>>, &mut Context<'_>) -> Poll<_>`
[INFO] [stdout]               found fn pointer `fn(Pin<&mut CoAsync<Output, T, F>>, &Waker) -> Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> cofutures-inner/src/lib.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |             f.poll(waker)
[INFO] [stdout]    |                    ^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut Context<'_>`
[INFO] [stdout]                       found reference `&Waker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> cofutures-inner/src/lib.rs:98:48
[INFO] [stdout]     |
[INFO] [stdout] 98  |                 match unsafe { Pin::new_unchecked(running).resume() } {
[INFO] [stdout]     |                                                            ^^^^^^- supplied 0 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stdout]     |
[INFO] [stdout] 98  |                 match unsafe { Pin::new_unchecked(running).resume(()) } {
[INFO] [stdout]     |                                                                   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0061, E0308, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cofutures-inner` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3890a0adab9913faa422ecb3ca9fd883ee4f792d13bbc4290a767eb1690a224b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3890a0adab9913faa422ecb3ca9fd883ee4f792d13bbc4290a767eb1690a224b", kill_on_drop: false }`
[INFO] [stdout] 3890a0adab9913faa422ecb3ca9fd883ee4f792d13bbc4290a767eb1690a224b
