[INFO] cloning repository https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan [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-netscan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-netscan", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-netscan'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c51ac8be6a905ae6177fcd2d6aecd963a08316c7 [INFO] testing rust-mikrokontroller-praktikum/stm32f7-netscan against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-mikrokontroller-praktikum%2Fstm32f7-netscan" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0/source/.cargo/config [INFO] removed /workspace/builds/worker-0/source/rust-toolchain [INFO] started tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan [INFO] finished tweaking git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan [INFO] tweaked toml for git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/rust-mikrokontroller-praktikum/stm32f7-netscan already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] Updating git repository `https://github.com/rust-mikrokontroller-praktikum/smoltcp.git` [INFO] [stderr] Updating git repository `https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded vcell v0.1.0 [INFO] [stderr] Downloaded syn v0.15.30 [INFO] [stderr] Downloaded font8x8 v0.2.4 [INFO] [stderr] Downloaded volatile-register v0.2.0 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded linked_list_allocator v0.6.4 [INFO] [stderr] Downloaded managed v0.7.1 [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded spin v0.4.10 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded proc-macro-hack v0.5.4 [INFO] [stderr] Downloaded volatile v0.2.6 [INFO] [stderr] Downloaded volatile-register v0.1.2 [INFO] [stderr] Downloaded nb v0.1.1 [INFO] [stderr] Downloaded alloc-cortex-m v0.3.5 [INFO] [stderr] Downloaded cortex-m v0.1.8 [INFO] [stderr] Downloaded stm32f7 v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35780ddb287b43a1098473972590e66fdf1d1faab5b81a1c725551062f0e3189 [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" "35780ddb287b43a1098473972590e66fdf1d1faab5b81a1c725551062f0e3189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35780ddb287b43a1098473972590e66fdf1d1faab5b81a1c725551062f0e3189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35780ddb287b43a1098473972590e66fdf1d1faab5b81a1c725551062f0e3189", kill_on_drop: false }` [INFO] [stdout] 35780ddb287b43a1098473972590e66fdf1d1faab5b81a1c725551062f0e3189 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 20f9141d7489c2e606107c9e282c80a3b87a98113819afae13ce32f5afae59f4 [INFO] running `Command { std: "docker" "start" "-a" "20f9141d7489c2e606107c9e282c80a3b87a98113819afae13ce32f5afae59f4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.13 (https://github.com/rust-lang-nursery/futures-rs.git#30cb841c) [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stderr] Compiling vcell v0.1.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.8 (https://github.com/rust-embedded/cortex-m-rt.git#9859fa16) [INFO] [stderr] Compiling aligned v0.2.0 [INFO] [stderr] Compiling volatile-register v0.1.2 [INFO] [stderr] Compiling stm32f7 v0.3.2 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.2 [INFO] [stderr] Compiling managed v0.7.1 [INFO] [stderr] Compiling linked_list_allocator v0.6.4 [INFO] [stderr] Compiling stm32f7-discovery v0.1.0 (https://github.com/rust-mikrokontroller-praktikum/stm32f7-discovery.git?branch=broadcast#0c72e82e) [INFO] [stderr] Compiling nb v0.1.1 [INFO] [stderr] Compiling font8x8 v0.2.4 [INFO] [stderr] Compiling volatile v0.2.6 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.4/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `alloc::alloc::Alloc`, `alloc::alloc::AllocErr` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.4/src/lib.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{Alloc, AllocErr, Layout}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ no `AllocErr` in `alloc` [INFO] [stdout] | | [INFO] [stdout] | no `Alloc` in `alloc` [INFO] [stdout] | [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{alloc, AllocErr, Layout}; [INFO] [stdout] | ~~~~~ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{Alloc, AllocError, Layout}; [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `alloc::alloc::AllocErr` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.4/src/hole.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::alloc::{AllocErr, Layout}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | no `AllocErr` in `alloc` [INFO] [stdout] | help: a similar name exists in the module: `AllocError` [INFO] [stdout] [INFO] [stdout] [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/linked_list_allocator-0.6.4/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/linked_list_allocator-0.6.4/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(alloc, allocator_api)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/managed-0.7.1/src/lib.rs:2:59 [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `linked_list_allocator` due to 6 previous errors [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/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/futures-core/src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(futures_api)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/futures-core/src/lib.rs:5:59 [INFO] [stdout] | [INFO] [stdout] 5 | #![cfg_attr(all(feature = "alloc", not(feature = "std")), feature(alloc))] [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-4ca77cb4f4f05ac4/30cb841/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-4ca77cb4f4f05ac4/30cb841/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] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.10/src/lib.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(feature = "const_fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.10/src/lib.rs:6:35 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(feature = "const_fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/futures-rs-4ca77cb4f4f05ac4/30cb841/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 10 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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "20f9141d7489c2e606107c9e282c80a3b87a98113819afae13ce32f5afae59f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20f9141d7489c2e606107c9e282c80a3b87a98113819afae13ce32f5afae59f4", kill_on_drop: false }` [INFO] [stdout] 20f9141d7489c2e606107c9e282c80a3b87a98113819afae13ce32f5afae59f4