[INFO] cloning repository https://github.com/lukaslihotzki/uc_pixelflood [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukaslihotzki/uc_pixelflood" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaslihotzki%2Fuc_pixelflood", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaslihotzki%2Fuc_pixelflood'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85e54ab3f2d84e07934b67f7e2a330880b7c5c43 [INFO] testing lukaslihotzki/uc_pixelflood against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaslihotzki%2Fuc_pixelflood" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lukaslihotzki/uc_pixelflood on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5/source/.cargo/config [INFO] removed /workspace/builds/worker-5/source/rust-toolchain [INFO] started tweaking git repo https://github.com/lukaslihotzki/uc_pixelflood [INFO] finished tweaking git repo https://github.com/lukaslihotzki/uc_pixelflood [INFO] tweaked toml for git repo https://github.com/lukaslihotzki/uc_pixelflood written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/lukaslihotzki/uc_pixelflood already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] Downloading crates ... [INFO] [stderr] Downloaded volatile-register v0.2.0 [INFO] [stderr] Downloaded nb v0.1.1 [INFO] [stderr] Downloaded managed v0.7.1 [INFO] [stderr] Downloaded proc-macro-nested v0.1.3 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded vcell v0.1.0 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] [stderr] Downloaded proc-macro-hack v0.5.4 [INFO] [stderr] Downloaded volatile v0.2.6 [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded either v1.5.1 [INFO] [stderr] Downloaded spin v0.4.10 [INFO] [stderr] Downloaded volatile-register v0.1.2 [INFO] [stderr] Downloaded linked_list_allocator v0.6.3 [INFO] [stderr] Downloaded font8x8 v0.2.4 [INFO] [stderr] Downloaded cortex-m v0.1.8 [INFO] [stderr] Downloaded alloc-cortex-m v0.3.5 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded stm32f7 v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 08e8ffde515f691942800d0b685c7dabaa3e135083822fd0d6432741c37a7cbf [INFO] running `Command { std: "docker" "start" "-a" "08e8ffde515f691942800d0b685c7dabaa3e135083822fd0d6432741c37a7cbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08e8ffde515f691942800d0b685c7dabaa3e135083822fd0d6432741c37a7cbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08e8ffde515f691942800d0b685c7dabaa3e135083822fd0d6432741c37a7cbf", kill_on_drop: false }` [INFO] [stdout] 08e8ffde515f691942800d0b685c7dabaa3e135083822fd0d6432741c37a7cbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] ddf06228c50c022719e59d7fb017da400d75a00bb3887d9f8568fa7e4d5b0e44 [INFO] running `Command { std: "docker" "start" "-a" "ddf06228c50c022719e59d7fb017da400d75a00bb3887d9f8568fa7e4d5b0e44", 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] Compiling futures-core-preview v0.3.0-alpha.13 (https://github.com/rust-lang-nursery/futures-rs.git#6e96a856) [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling vcell v0.1.0 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stderr] Compiling aligned v0.2.0 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling cortex-m-rt v0.6.7 (https://github.com/rust-embedded/cortex-m-rt.git#989922dd) [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.2 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] | ^^^^^^ [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(core::pin::Pin<&mut future_obj::LocalFutureObj<'a, T>>, &mut Context<'_>) -> core::task::Poll<_>` [INFO] [stdout] found fn pointer `fn(core::pin::Pin<&mut future_obj::LocalFutureObj<'a, T>>, &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-4ca77cb4f4f05ac4/6e96a85/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] | ^^^^^^ [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(core::pin::Pin<&mut future_obj::FutureObj<'a, T>>, &mut Context<'_>) -> core::task::Poll<_>` [INFO] [stdout] found fn pointer `fn(core::pin::Pin<&mut future_obj::FutureObj<'a, T>>, &core::task::Waker) -> core::task::Poll<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling stm32f7 v0.3.2 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling volatile-register v0.1.2 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling stm32f7-discovery v0.1.0 (/opt/rustwide/workdir/stm32f7-discovery) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/6e96a85/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] = note: expected mutable reference `&mut Context<'_>` [INFO] [stdout] found reference `&core::task::Waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0053, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0053`. [INFO] [stdout] [INFO] [stderr] Compiling managed v0.7.1 [INFO] [stderr] error: could not compile `futures-core-preview` due to 9 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/managed-0.7.1/src/lib.rs:2:67 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(all(feature = "alloc", not(feature = "std")), feature(alloc))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ddf06228c50c022719e59d7fb017da400d75a00bb3887d9f8568fa7e4d5b0e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddf06228c50c022719e59d7fb017da400d75a00bb3887d9f8568fa7e4d5b0e44", kill_on_drop: false }` [INFO] [stdout] ddf06228c50c022719e59d7fb017da400d75a00bb3887d9f8568fa7e4d5b0e44