[INFO] cloning repository https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-discovery", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-discovery'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 18c3ba0fe9390ba297a2dcf6f168585e3ea8b800 [INFO] checking rust-mikrokontroller-praktikum/stm32f7-discovery against master#bd71213cf0a765705e7d72a099151bd4eb465ccb for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-discovery" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery on toolchain bd71213cf0a765705e7d72a099151bd4eb465ccb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] disabled cargo feature 'default-run' from git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] finished tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] tweaked toml for git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery 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" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking rust-mikrokontroller-praktikum/stm32f7-discovery against try#c0f799aeda763fc507814da0dc46c2dde7ca9133 for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-discovery" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery on toolchain c0f799aeda763fc507814da0dc46c2dde7ca9133 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] disabled cargo feature 'default-run' from git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] finished tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery [INFO] tweaked toml for git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery 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" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/rust-embedded/cortex-m-rt.git` [INFO] [stderr] Updating git repository `https://github.com/rust-lang-nursery/futures-rs.git` [INFO] [stderr] Updating git repository `https://github.com/astro/smoltcp.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-hack v0.5.4 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded linked_list_allocator v0.6.3 [INFO] [stderr] Downloaded nb v0.1.1 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded font8x8 v0.2.4 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded stm32f7 v0.3.2 [INFO] [stderr] Downloaded cortex-m v0.1.8 [INFO] [stderr] Downloaded alloc-cortex-m v0.3.5 [INFO] [stderr] Downloaded managed v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57fe5d259f7a9ce332501d5e58b81a803956546ca3397e3ba9727a10249d58a3 [INFO] running `Command { std: "docker" "start" "-a" "57fe5d259f7a9ce332501d5e58b81a803956546ca3397e3ba9727a10249d58a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57fe5d259f7a9ce332501d5e58b81a803956546ca3397e3ba9727a10249d58a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57fe5d259f7a9ce332501d5e58b81a803956546ca3397e3ba9727a10249d58a3", kill_on_drop: false }` [INFO] [stdout] 57fe5d259f7a9ce332501d5e58b81a803956546ca3397e3ba9727a10249d58a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a61ee212efdae03692edb1e6a293ab24c5b5f6aaaa01a589f2952f9de4ec2f8d [INFO] running `Command { std: "docker" "start" "-a" "a61ee212efdae03692edb1e6a293ab24c5b5f6aaaa01a589f2952f9de4ec2f8d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [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#8735d40e) [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stderr] Checking vcell v0.1.0 [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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] | ^^^^^^ [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 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] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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] | ^^^^^^ [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 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] [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-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/future/future.rs:103:8 [INFO] [stdout] [INFO] [stdout] [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-4ca77cb4f4f05ac4/8735d40/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/c0f799aeda763fc507814da0dc46c2dde7ca9133/library/core/src/task/wake.rs:462:17 [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [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 10 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a61ee212efdae03692edb1e6a293ab24c5b5f6aaaa01a589f2952f9de4ec2f8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a61ee212efdae03692edb1e6a293ab24c5b5f6aaaa01a589f2952f9de4ec2f8d", kill_on_drop: false }` [INFO] [stdout] a61ee212efdae03692edb1e6a293ab24c5b5f6aaaa01a589f2952f9de4ec2f8d