[INFO] updating cached repository https://github.com/miquels/async-wait-test [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c6a603f8ceb86f784011b00f58296ba5b3b9f70f [INFO] testing miquels/async-wait-test against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiquels%2Fasync-wait-test" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miquels/async-wait-test on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/miquels/async-wait-test [INFO] finished tweaking git repo https://github.com/miquels/async-wait-test [INFO] tweaked toml for git repo https://github.com/miquels/async-wait-test written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/miquels/async-wait-test already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a77ff00d5c2d54db9d56cfe0e2d7bc707074658ee06a64547c6ff55d1d4cf551 [INFO] running `"docker" "start" "-a" "a77ff00d5c2d54db9d56cfe0e2d7bc707074658ee06a64547c6ff55d1d4cf551"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling http v0.1.16 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.13 [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(futures_api)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected fn pointer `fn(std::pin::Pin<&mut future::future_obj::LocalFutureObj<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>` [INFO] [stderr] found fn pointer `fn(std::pin::Pin<&mut future::future_obj::LocalFutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stderr] [INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected fn pointer `fn(std::pin::Pin<&mut future::future_obj::FutureObj<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>` [INFO] [stderr] found fn pointer `fn(std::pin::Pin<&mut future::future_obj::FutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/mod.rs:86:19 [INFO] [stderr] | [INFO] [stderr] 86 | self.poll(waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /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] [stderr] | [INFO] [stderr] 118 | LocalFutureObj::poll(pinned_field, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /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] [stderr] | [INFO] [stderr] 165 | F::poll(p, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /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] [stderr] | [INFO] [stderr] 182 | F::poll(future, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /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] [stderr] | [INFO] [stderr] 203 | F::poll(pin, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /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] [stderr] | [INFO] [stderr] 225 | F::poll(pin, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error: aborting due to 9 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0053, E0308, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0053`. [INFO] [stderr] error: could not compile `futures-core-preview`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "a77ff00d5c2d54db9d56cfe0e2d7bc707074658ee06a64547c6ff55d1d4cf551"` [INFO] running `"docker" "rm" "-f" "a77ff00d5c2d54db9d56cfe0e2d7bc707074658ee06a64547c6ff55d1d4cf551"` [INFO] [stdout] a77ff00d5c2d54db9d56cfe0e2d7bc707074658ee06a64547c6ff55d1d4cf551