[INFO] fetching crate ra6m2-pac 0.1.0...
[INFO] checking ra6m2-pac-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate ra6m2-pac 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ra6m2-pac 0.1.0
[INFO] finished tweaking crates.io crate ra6m2-pac 0.1.0
[INFO] tweaked toml for crates.io crate ra6m2-pac 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ra6m2-pac 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ra6m2-pac 0.1.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4347d88b08e932a1fd45f86bc28f7e72dc1a15b9521bd595ca24b20548640b8b
[INFO] running `Command { std: "docker" "start" "-a" "4347d88b08e932a1fd45f86bc28f7e72dc1a15b9521bd595ca24b20548640b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4347d88b08e932a1fd45f86bc28f7e72dc1a15b9521bd595ca24b20548640b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4347d88b08e932a1fd45f86bc28f7e72dc1a15b9521bd595ca24b20548640b8b", kill_on_drop: false }`
[INFO] [stdout] 4347d88b08e932a1fd45f86bc28f7e72dc1a15b9521bd595ca24b20548640b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abfbe9c562434c08732d9e8f258ffc0cfacfa183a763962e1fed0322bd137089
[INFO] running `Command { std: "docker" "start" "-a" "abfbe9c562434c08732d9e8f258ffc0cfacfa183a763962e1fed0322bd137089", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra6m2-pac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stdout] warning: associated function `from_ptr` is never used
[INFO] [stdout]    --> src/common.rs:255:25
[INFO] [stdout]     |
[INFO] [stdout] 248 | / impl<T, A> Reg<T, A>
[INFO] [stdout] 249 | | where
[INFO] [stdout] 250 | |     T: RegSpec,
[INFO] [stdout] 251 | |     A: Access,
[INFO] [stdout]     | |______________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 255 |       pub(crate) const fn from_ptr(ptr: *mut u8) -> &'static Self {
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_ptr` is never used
[INFO] [stdout]    --> src/common.rs:812:32
[INFO] [stdout]     |
[INFO] [stdout] 771 | / impl<T: Sized, const DIM: usize, const DIM_INCREMENT: usize>
[INFO] [stdout] 772 | |     ClusterRegisterArray<T, DIM, DIM_INCREMENT>
[INFO] [stdout]     | |_______________________________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 812 |       pub(crate) const unsafe fn from_ptr(ptr: *mut u8) -> &'static Self {
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "abfbe9c562434c08732d9e8f258ffc0cfacfa183a763962e1fed0322bd137089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfbe9c562434c08732d9e8f258ffc0cfacfa183a763962e1fed0322bd137089", kill_on_drop: false }`
[INFO] [stdout] abfbe9c562434c08732d9e8f258ffc0cfacfa183a763962e1fed0322bd137089