[INFO] cloning repository https://github.com/wose/ferro-dactyl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wose/ferro-dactyl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwose%2Fferro-dactyl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwose%2Fferro-dactyl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02914a2c5c770509608999adbe3ce4a0772a6c75
[INFO] checking wose/ferro-dactyl against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwose%2Fferro-dactyl" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wose/ferro-dactyl on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/wose/ferro-dactyl
[INFO] finished tweaking git repo https://github.com/wose/ferro-dactyl
[INFO] tweaked toml for git repo https://github.com/wose/ferro-dactyl written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/wose/ferro-dactyl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/TeXitoi/keyberon.git`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46311af659b7ddf1cff245586262f4f8ae22d01d049291bd6228a1deaaa744e5
[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" "46311af659b7ddf1cff245586262f4f8ae22d01d049291bd6228a1deaaa744e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46311af659b7ddf1cff245586262f4f8ae22d01d049291bd6228a1deaaa744e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46311af659b7ddf1cff245586262f4f8ae22d01d049291bd6228a1deaaa744e5", kill_on_drop: false }`
[INFO] [stdout] 46311af659b7ddf1cff245586262f4f8ae22d01d049291bd6228a1deaaa744e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] fe3db55e0d0c4d4f49c02ad778368ed5a464e5e4d29a4fa4737e063d5d05f50a
[INFO] running `Command { std: "docker" "start" "-a" "fe3db55e0d0c4d4f49c02ad778368ed5a464e5e4d29a4fa4737e063d5d05f50a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling heapless v0.5.5
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling stm32f1 v0.9.0
[INFO] [stderr]    Compiling stm32-usbd v0.5.1
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking usb-device v0.2.5
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]     Checking keyberon v0.1.0 (https://github.com/TeXitoi/keyberon.git#1d5ddd00)
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.1
[INFO] [stderr]     Checking stm32f1xx-hal v0.5.3
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32f1xx-hal-0.5.3/src/backup_domain.rs:43:62
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn read_data_register_low(&self, register: usize) -> u16 {
[INFO] [stdout]    |            ----------------------                            ^^^ expected `u16`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 44 |         read_drx!(self, dr, register)
[INFO] [stdout]    |                                     - help: consider removing this semicolon
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32f1xx-hal`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fe3db55e0d0c4d4f49c02ad778368ed5a464e5e4d29a4fa4737e063d5d05f50a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3db55e0d0c4d4f49c02ad778368ed5a464e5e4d29a4fa4737e063d5d05f50a", kill_on_drop: false }`
[INFO] [stdout] fe3db55e0d0c4d4f49c02ad778368ed5a464e5e4d29a4fa4737e063d5d05f50a