[INFO] fetching crate nrf52-hal 0.0.1... [INFO] testing nrf52-hal-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate nrf52-hal 0.0.1 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config [INFO] started tweaking crates.io crate nrf52-hal 0.0.1 [INFO] finished tweaking crates.io crate nrf52-hal 0.0.1 [INFO] tweaked toml for crates.io crate nrf52-hal 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nrf52-hal 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding nrf52 v0.1.1 (available: v0.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aligned v0.1.2 [INFO] [stderr] Downloaded untagged-option v0.1.1 [INFO] [stderr] Downloaded bare-metal v0.1.3 [INFO] [stderr] Downloaded cortex-m v0.4.3 [INFO] [stderr] Downloaded nrf52 v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a87f0fe37fd3e2e0cb2b69b8e7d6e89ab8f962fc42b2ea120409558fc8666fa7 [INFO] running `Command { std: "docker" "start" "-a" "a87f0fe37fd3e2e0cb2b69b8e7d6e89ab8f962fc42b2ea120409558fc8666fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a87f0fe37fd3e2e0cb2b69b8e7d6e89ab8f962fc42b2ea120409558fc8666fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a87f0fe37fd3e2e0cb2b69b8e7d6e89ab8f962fc42b2ea120409558fc8666fa7", kill_on_drop: false }` [INFO] [stdout] a87f0fe37fd3e2e0cb2b69b8e7d6e89ab8f962fc42b2ea120409558fc8666fa7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c6c674d9252e4baa424e358d982e7a3eb785f4ffa5b41d6c156b4d404d97a5c0 [INFO] running `Command { std: "docker" "start" "-a" "c6c674d9252e4baa424e358d982e7a3eb785f4ffa5b41d6c156b4d404d97a5c0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling cortex-m v0.4.3 [INFO] [stderr] Compiling aligned v0.1.2 [INFO] [stderr] Compiling untagged-option v0.1.1 [INFO] [stderr] Compiling bare-metal v0.1.3 [INFO] [stderr] Compiling nrf52-hal v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/untagged-option-0.1.1/src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(untagged_unions, const_fn)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/untagged-option-0.1.1/src/lib.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(untagged_unions, const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bare-metal-0.1.3/src/lib.rs:5:43 [INFO] [stdout] | [INFO] [stdout] 5 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0740]: field must implement `Copy` or be wrapped in `ManuallyDrop<...>` to be used in a union [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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: union fields must not have drop side-effects, which is currently enforced via either `Copy` or `ManuallyDrop<...>` [INFO] [stdout] help: wrap the field type in `ManuallyDrop<...>` [INFO] [stdout] | [INFO] [stdout] 53 | pub some: std::mem::ManuallyDrop, [INFO] [stdout] | +++++++++++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/aligned-0.1.2/src/lib.rs:32:43 [INFO] [stdout] | [INFO] [stdout] 32 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0740. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `untagged-option` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bare-metal` (lib) due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aligned` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "c6c674d9252e4baa424e358d982e7a3eb785f4ffa5b41d6c156b4d404d97a5c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6c674d9252e4baa424e358d982e7a3eb785f4ffa5b41d6c156b4d404d97a5c0", kill_on_drop: false }` [INFO] [stdout] c6c674d9252e4baa424e358d982e7a3eb785f4ffa5b41d6c156b4d404d97a5c0