[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] documenting stbuehler/rust-cofutures-poc against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstbuehler%2Frust-cofutures-poc" "/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/stbuehler/rust-cofutures-poc on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-10/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-2022-05-20" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] 817706384c70da8dd72041945dcc0e95f2c203416c01a10eb72a53ac795e9e41 [INFO] running `Command { std: "docker" "start" "-a" "817706384c70da8dd72041945dcc0e95f2c203416c01a10eb72a53ac795e9e41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "817706384c70da8dd72041945dcc0e95f2c203416c01a10eb72a53ac795e9e41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "817706384c70da8dd72041945dcc0e95f2c203416c01a10eb72a53ac795e9e41", kill_on_drop: false }` [INFO] [stdout] 817706384c70da8dd72041945dcc0e95f2c203416c01a10eb72a53ac795e9e41 [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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d3593015f71bfc2b03a59c171ce00dacd0cadd122c63e23b81e58c3a1ca520f [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" "0d3593015f71bfc2b03a59c171ce00dacd0cadd122c63e23b81e58c3a1ca520f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.2 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking cofutures-inner v0.1.0 (/opt/rustwide/workdir/cofutures-inner) [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> cofutures-inner/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generator_trait, futures_api)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> cofutures-inner/src/lib.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generator_trait, futures_api)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> cofutures-inner/src/lib.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generator_trait, futures_api)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.13 [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 { [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>, &mut Context<'_>) -> Poll<_>` [INFO] [stdout] found fn pointer `fn(Pin<&mut CoAsync>, &Waker) -> Poll<_>` [INFO] [stdout] [INFO] [stdout] [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] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&Waker` [INFO] [stdout] note: associated function defined here [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] | ^^^^^^-- an argument of type `()` is missing [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] help: provide the argument [INFO] [stdout] | [INFO] [stdout] 98 | match unsafe { Pin::new_unchecked(running).resume(()) } { [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [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 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(futures_api)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:64:42 [INFO] [stdout] | [INFO] [stdout] 64 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [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(std::pin::Pin<&mut future_obj::LocalFutureObj<'a, T>>, &mut Context<'_>) -> std::task::Poll<_>` [INFO] [stdout] found fn pointer `fn(std::pin::Pin<&mut future_obj::LocalFutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:114:42 [INFO] [stdout] | [INFO] [stdout] 114 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [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(std::pin::Pin<&mut future_obj::FutureObj<'a, T>>, &mut Context<'_>) -> std::task::Poll<_>` [INFO] [stdout] found fn pointer `fn(std::pin::Pin<&mut future_obj::FutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:118:44 [INFO] [stdout] | [INFO] [stdout] 118 | LocalFutureObj::poll(pinned_field, waker) [INFO] [stdout] | -------------------- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:165:20 [INFO] [stdout] | [INFO] [stdout] 165 | F::poll(p, waker) [INFO] [stdout] | ------- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:182:25 [INFO] [stdout] | [INFO] [stdout] 182 | F::poll(future, waker) [INFO] [stdout] | ------- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:203:26 [INFO] [stdout] | [INFO] [stdout] 203 | F::poll(pin, waker) [INFO] [stdout] | ------- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:225:26 [INFO] [stdout] | [INFO] [stdout] 225 | F::poll(pin, waker) [INFO] [stdout] | ------- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/mod.rs:86:19 [INFO] [stdout] | [INFO] [stdout] 86 | self.poll(waker) [INFO] [stdout] | ---- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&std::task::Waker` [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0053, E0308, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0053`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-core-preview` due to 10 previous errors [INFO] running `Command { std: "docker" "inspect" "0d3593015f71bfc2b03a59c171ce00dacd0cadd122c63e23b81e58c3a1ca520f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d3593015f71bfc2b03a59c171ce00dacd0cadd122c63e23b81e58c3a1ca520f", kill_on_drop: false }` [INFO] [stdout] 0d3593015f71bfc2b03a59c171ce00dacd0cadd122c63e23b81e58c3a1ca520f