[INFO] fetching crate keymatrix 0.1.2... [INFO] checking keymatrix-0.1.2 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate keymatrix 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate keymatrix 0.1.2 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate keymatrix 0.1.2 [INFO] finished tweaking crates.io crate keymatrix 0.1.2 [INFO] tweaked toml for crates.io crate keymatrix 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atsamd21-hal v0.2.1 [INFO] [stderr] Downloaded panic-abort v0.2.0 [INFO] [stderr] Downloaded samd21_mini v0.1.2 [INFO] [stderr] Downloaded atsamd-hal v0.4.1 [INFO] [stderr] Downloaded samd21g18a v0.2.1 [INFO] [stderr] Downloaded atsamd21g18a v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] d53da41bd21dcb93f0d7faa4a753604adf728c43bc7759c9de0281335bc0cac0 [INFO] running `Command { std: "docker" "start" "-a" "d53da41bd21dcb93f0d7faa4a753604adf728c43bc7759c9de0281335bc0cac0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d53da41bd21dcb93f0d7faa4a753604adf728c43bc7759c9de0281335bc0cac0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d53da41bd21dcb93f0d7faa4a753604adf728c43bc7759c9de0281335bc0cac0", kill_on_drop: false }` [INFO] [stdout] d53da41bd21dcb93f0d7faa4a753604adf728c43bc7759c9de0281335bc0cac0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 775323e59eb808b4d9951afbb8e542cf872cc06fae9795b4453fe55c7e88bf13 [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" "775323e59eb808b4d9951afbb8e542cf872cc06fae9795b4453fe55c7e88bf13", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling object v0.24.0 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.3 [INFO] [stderr] Checking bare-metal v0.1.3 [INFO] [stderr] Compiling atsamd21g18a v0.4.0 [INFO] [stderr] Checking aligned v0.1.2 [INFO] [stderr] Compiling cortex-m v0.3.1 [INFO] [stderr] Compiling atsamd21g18a v0.3.1 [INFO] [stderr] Compiling cortex-m v0.4.3 [INFO] [stderr] Checking untagged-option v0.1.1 [INFO] [stderr] Compiling cortex-m-rtfm v0.3.4 [INFO] [stderr] Checking rtfm-core v0.2.0 [INFO] [stdout] error[E0740]: unions may not contain fields that need dropping [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub some: T, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `std::mem::ManuallyDrop` can be used to wrap the type [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub some: T, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `untagged-option` [INFO] [stdout] For more information about this error, try `rustc --explain E0740`. [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aligned-0.1.2/src/lib.rs:169:22 [INFO] [stdout] | [INFO] [stdout] 169 | pub const fn Aligned( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57563 for more information [INFO] [stdout] = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable [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 E0658`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "775323e59eb808b4d9951afbb8e542cf872cc06fae9795b4453fe55c7e88bf13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "775323e59eb808b4d9951afbb8e542cf872cc06fae9795b4453fe55c7e88bf13", kill_on_drop: false }` [INFO] [stdout] 775323e59eb808b4d9951afbb8e542cf872cc06fae9795b4453fe55c7e88bf13