[INFO] cloning repository https://github.com/embed-rs/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/embed-rs/stm32f7-discovery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fembed-rs%2Fstm32f7-discovery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fembed-rs%2Fstm32f7-discovery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00d28d4611ba1d7164e03ee7232290477758800a
[INFO] testing embed-rs/stm32f7-discovery against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fembed-rs%2Fstm32f7-discovery" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/embed-rs/stm32f7-discovery on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/embed-rs/stm32f7-discovery
[INFO] disabled cargo feature 'default-run' from git repo https://github.com/embed-rs/stm32f7-discovery
[INFO] finished tweaking git repo https://github.com/embed-rs/stm32f7-discovery
[INFO] tweaked toml for git repo https://github.com/embed-rs/stm32f7-discovery written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/embed-rs/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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.1.2
[INFO] [stderr]   Downloaded alloc-cortex-m v0.3.5
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded cortex-m v0.1.8
[INFO] [stderr]   Downloaded managed v0.7.1
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.3
[INFO] [stderr]   Downloaded linked_list_allocator v0.6.4
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded cortex-m v0.5.10
[INFO] [stderr]   Downloaded proc-macro2 v0.4.29
[INFO] [stderr]   Downloaded font8x8 v0.2.4
[INFO] [stderr]   Downloaded cortex-m v0.6.0
[INFO] [stderr]   Downloaded stm32f7 v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd905b89856438c2ff10b34b3a60a8ad519137d33c0501781dac2b5d66762144
[INFO] running `Command { std: "docker" "start" "-a" "fd905b89856438c2ff10b34b3a60a8ad519137d33c0501781dac2b5d66762144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd905b89856438c2ff10b34b3a60a8ad519137d33c0501781dac2b5d66762144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd905b89856438c2ff10b34b3a60a8ad519137d33c0501781dac2b5d66762144", kill_on_drop: false }`
[INFO] [stdout] fd905b89856438c2ff10b34b3a60a8ad519137d33c0501781dac2b5d66762144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fef13f8b275e0dc32e387a4bbd3bdaf1483735ea12d6c8b043ccca4231a2cd14
[INFO] running `Command { std: "docker" "start" "-a" "fef13f8b275e0dc32e387a4bbd3bdaf1483735ea12d6c8b043ccca4231a2cd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.15 (https://github.com/rust-lang-nursery/futures-rs.git#50f3f717)
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.6.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.15 (https://github.com/rust-lang-nursery/futures-rs.git#50f3f717)
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling cortex-m-rt v0.6.8 (https://github.com/rust-embedded/cortex-m-rt.git#9859fa16)
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.15 (https://github.com/rust-lang-nursery/futures-rs.git#50f3f717)
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.15 (https://github.com/rust-lang-nursery/futures-rs.git#50f3f717)
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling stm32f7 v0.3.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.3
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.15 (https://github.com/rust-lang-nursery/futures-rs.git#50f3f717)
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling volatile-register v0.1.2
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling interrupture v0.1.1 (/opt/rustwide/workdir/interrupture)
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling cortex-m v0.1.8
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> interrupture/src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]    --> interrupture/src/lib.rs:154:14
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a, IC> !Sync for InterruptTable<'a, IC> {}
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> interrupture/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(alloc_prelude)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `alloc_prelude`
[INFO] [stdout]   --> interrupture/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(alloc_prelude)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> interrupture/src/lib.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 | static mut ISRS: [Option<Box<FnMut()>>; 98] = [
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | static mut ISRS: [Option<Box<dyn FnMut()>>; 98] = [
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> interrupture/src/lib.rs:56:50
[INFO] [stdout]    |
[INFO] [stdout] 56 | static mut DEFAULT_INTERRUPT_HANDLER: Option<Box<FnMut(u8)>> = None;
[INFO] [stdout]    |                                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | static mut DEFAULT_INTERRUPT_HANDLER: Option<Box<dyn FnMut(u8)>> = None;
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:389:24
[INFO] [stdout]     |
[INFO] [stdout] 389 |         isr_boxed: Box<FnMut() + 'static + Send>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 389 |         isr_boxed: Box<dyn FnMut() + 'static + Send>,
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |             Box<FnMut(u8) + Send>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |             Box<dyn FnMut(u8) + Send>,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:217:17
[INFO] [stdout]     |
[INFO] [stdout] 217 |             Box<FnMut(u8) + 'static>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |             Box<dyn FnMut(u8) + 'static>,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:320:29
[INFO] [stdout]     |
[INFO] [stdout] 320 |             transmute::<Box<FnMut()>, Box<FnMut() + 'static + Send>>(Box::new(move || {
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 320 |             transmute::<Box<dyn FnMut()>, Box<FnMut() + 'static + Send>>(Box::new(move || {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:320:43
[INFO] [stdout]     |
[INFO] [stdout] 320 |             transmute::<Box<FnMut()>, Box<FnMut() + 'static + Send>>(Box::new(move || {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 320 |             transmute::<Box<FnMut()>, Box<dyn FnMut() + 'static + Send>>(Box::new(move || {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:373:29
[INFO] [stdout]     |
[INFO] [stdout] 373 |             transmute::<Box<FnMut() + Send>, Box<FnMut() + 'static + Send>>(Box::new(isr))
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             transmute::<Box<dyn FnMut() + Send>, Box<FnMut() + 'static + Send>>(Box::new(isr))
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> interrupture/src/lib.rs:373:50
[INFO] [stdout]     |
[INFO] [stdout] 373 |             transmute::<Box<FnMut() + Send>, Box<FnMut() + 'static + Send>>(Box::new(isr))
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             transmute::<Box<FnMut() + Send>, Box<dyn FnMut() + 'static + Send>>(Box::new(isr))
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interrupture` (lib) due to 5 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.1.8/src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![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: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.1.8/src/asm.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         asm!("nop" :::: "volatile");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[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/index.crates.io-6f17d22bba15001f/cortex-m-0.1.8/src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(asm)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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: could not compile `cortex-m` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "fef13f8b275e0dc32e387a4bbd3bdaf1483735ea12d6c8b043ccca4231a2cd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef13f8b275e0dc32e387a4bbd3bdaf1483735ea12d6c8b043ccca4231a2cd14", kill_on_drop: false }`
[INFO] [stdout] fef13f8b275e0dc32e387a4bbd3bdaf1483735ea12d6c8b043ccca4231a2cd14
