[INFO] cloning repository https://github.com/pbrinkmeier/stm32f7-blink [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pbrinkmeier/stm32f7-blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbrinkmeier%2Fstm32f7-blink", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbrinkmeier%2Fstm32f7-blink'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 710b17101f1f119b1ac712acc6c266534d3e3520 [INFO] checking pbrinkmeier/stm32f7-blink against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbrinkmeier%2Fstm32f7-blink" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pbrinkmeier/stm32f7-blink on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/pbrinkmeier/stm32f7-blink [INFO] finished tweaking git repo https://github.com/pbrinkmeier/stm32f7-blink [INFO] tweaked toml for git repo https://github.com/pbrinkmeier/stm32f7-blink written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pbrinkmeier/stm32f7-blink already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded font8x8 v0.2.4 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded spin v0.4.10 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded cortex-m v0.1.8 [INFO] [stderr] Downloaded linked_list_allocator v0.6.3 [INFO] [stderr] Downloaded volatile-register v0.1.2 [INFO] [stderr] Downloaded alloc-cortex-m v0.3.5 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded managed v0.7.1 [INFO] [stderr] Downloaded proc-macro-hack v0.5.4 [INFO] [stderr] Downloaded stm32f7 v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d42bf029b255148c5027bcb33c8f5268fca67f1089a8409407a3604560121d0 [INFO] running `Command { std: "docker" "start" "-a" "3d42bf029b255148c5027bcb33c8f5268fca67f1089a8409407a3604560121d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d42bf029b255148c5027bcb33c8f5268fca67f1089a8409407a3604560121d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d42bf029b255148c5027bcb33c8f5268fca67f1089a8409407a3604560121d0", kill_on_drop: false }` [INFO] [stdout] 3d42bf029b255148c5027bcb33c8f5268fca67f1089a8409407a3604560121d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5adfd36778e51766864c84b739cab5f10a8fa7b9ecc6f64315f80f4f62d064f6 [INFO] running `Command { std: "docker" "start" "-a" "5adfd36778e51766864c84b739cab5f10a8fa7b9ecc6f64315f80f4f62d064f6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.13 (https://github.com/rust-lang-nursery/futures-rs.git#6e96a856) [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking vcell v0.1.0 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/future/future_obj.rs:64:42 [INFO] [stdout] | [INFO] [stdout] 64 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stdout] | ^^^^^^ types differ in mutability [INFO] [stdout] | [INFO] [stdout] = note: expected signature `fn(core::pin::Pin<&mut future_obj::LocalFutureObj<'_, _>>, &mut Context<'_>) -> core::task::Poll<_>` [INFO] [stdout] found signature `fn(core::pin::Pin<&mut future_obj::LocalFutureObj<'_, _>>, &core::task::Waker) -> core::task::Poll<_>` [INFO] [stdout] help: change the parameter type to match the trait [INFO] [stdout] | [INFO] [stdout] 64 | fn poll(self: Pin<&mut Self>, waker: &mut Context<'_>) -> Poll { [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/future/future_obj.rs:114:42 [INFO] [stdout] | [INFO] [stdout] 114 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stdout] | ^^^^^^ types differ in mutability [INFO] [stdout] | [INFO] [stdout] = note: expected signature `fn(core::pin::Pin<&mut future_obj::FutureObj<'_, _>>, &mut Context<'_>) -> core::task::Poll<_>` [INFO] [stdout] found signature `fn(core::pin::Pin<&mut future_obj::FutureObj<'_, _>>, &core::task::Waker) -> core::task::Poll<_>` [INFO] [stdout] help: change the parameter type to match the trait [INFO] [stdout] | [INFO] [stdout] 114 | fn poll(self: Pin<&mut Self>, waker: &mut Context<'_>) -> Poll { [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/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 `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/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 `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/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 `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/future/future_obj.rs:204:26 [INFO] [stdout] | [INFO] [stdout] 204 | 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 `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/future/future_obj.rs:226:26 [INFO] [stdout] | [INFO] [stdout] 226 | 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 `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/future/mod.rs:89:19 [INFO] [stdout] | [INFO] [stdout] 89 | self.poll(waker) [INFO] [stdout] | ---- ^^^^^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/future/future.rs:104:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stdout] error[E0507]: cannot move out of `*waker` which is behind a shared reference [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-afc9a037a3e59831/6e96a85/futures-core/src/task/__internal/atomic_waker.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | waker.wake(); [INFO] [stdout] | ^^^^^ ------ `*waker` moved due to this method call [INFO] [stdout] | | [INFO] [stdout] | move occurs because `*waker` has type `core::task::Waker`, which does not implement the `Copy` trait [INFO] [stdout] | [INFO] [stdout] note: `core::task::Waker::wake` takes ownership of the receiver `self`, which moves `*waker` [INFO] [stdout] --> /rustc/5cafabc9f16561d7796554d5d241c3068e2bd97f/library/core/src/task/wake.rs:440:17 [INFO] [stdout] help: you can `clone` the value and consume it, but this might not be your desired behavior [INFO] [stdout] | [INFO] [stdout] 244 | ::clone(&waker).wake(); [INFO] [stdout] | +++++++++++++++++++++++++++++++++++++ + [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 244 | waker.clone().wake(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0053, E0308, E0507. [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` (lib) due to 9 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "5adfd36778e51766864c84b739cab5f10a8fa7b9ecc6f64315f80f4f62d064f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5adfd36778e51766864c84b739cab5f10a8fa7b9ecc6f64315f80f4f62d064f6", kill_on_drop: false }` [INFO] [stdout] 5adfd36778e51766864c84b739cab5f10a8fa7b9ecc6f64315f80f4f62d064f6