[INFO] fetching crate ra4t1-pac 0.1.0...
[INFO] building ra4t1-pac-0.1.0 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate ra4t1-pac 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ra4t1-pac 0.1.0 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra4t1-pac 0.1.0
[INFO] finished tweaking crates.io crate ra4t1-pac 0.1.0
[INFO] tweaked toml for crates.io crate ra4t1-pac 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate ra4t1-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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1886f36eed945b1d0db1730225f9fc5ff6c4305ecfd53315f2728a31a74971bb
[INFO] running `Command { std: "docker" "start" "-a" "1886f36eed945b1d0db1730225f9fc5ff6c4305ecfd53315f2728a31a74971bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1886f36eed945b1d0db1730225f9fc5ff6c4305ecfd53315f2728a31a74971bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1886f36eed945b1d0db1730225f9fc5ff6c4305ecfd53315f2728a31a74971bb", kill_on_drop: false }`
[INFO] [stdout] 1886f36eed945b1d0db1730225f9fc5ff6c4305ecfd53315f2728a31a74971bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c34ea7076c3fa3940a75adeb0d216b420e8b236dc2bc8fc05ccd9026aec27da
[INFO] running `Command { std: "docker" "start" "-a" "4c34ea7076c3fa3940a75adeb0d216b420e8b236dc2bc8fc05ccd9026aec27da", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling ra4t1-pac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[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 2.21s
[INFO] running `Command { std: "docker" "inspect" "4c34ea7076c3fa3940a75adeb0d216b420e8b236dc2bc8fc05ccd9026aec27da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c34ea7076c3fa3940a75adeb0d216b420e8b236dc2bc8fc05ccd9026aec27da", kill_on_drop: false }`
[INFO] [stdout] 4c34ea7076c3fa3940a75adeb0d216b420e8b236dc2bc8fc05ccd9026aec27da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcad2a23393c1eb97b3de886f55b5f8d14f6985adf14ae0f296271083ebecab5
[INFO] running `Command { std: "docker" "start" "-a" "fcad2a23393c1eb97b3de886f55b5f8d14f6985adf14ae0f296271083ebecab5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[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] running `Command { std: "docker" "inspect" "fcad2a23393c1eb97b3de886f55b5f8d14f6985adf14ae0f296271083ebecab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcad2a23393c1eb97b3de886f55b5f8d14f6985adf14ae0f296271083ebecab5", kill_on_drop: false }`
[INFO] [stdout] fcad2a23393c1eb97b3de886f55b5f8d14f6985adf14ae0f296271083ebecab5