[INFO] cloning repository https://github.com/FrozenDroid/arm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrozenDroid/arm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eed2dbac992c5f5e39ffefa370f8b5127f82eb9
[INFO] testing FrozenDroid/arm-rs against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FrozenDroid/arm-rs on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/FrozenDroid/arm-rs
[INFO] finished tweaking git repo https://github.com/FrozenDroid/arm-rs
[INFO] tweaked toml for git repo https://github.com/FrozenDroid/arm-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/FrozenDroid/arm-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.4.0-beta.2
[INFO] [stderr]   Downloaded heapless v0.4.0
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.4.0-beta.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b61bb0e6b999369e3432631e05c1b843cc790345b91bb99277141c844e7527f3
[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" "b61bb0e6b999369e3432631e05c1b843cc790345b91bb99277141c844e7527f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b61bb0e6b999369e3432631e05c1b843cc790345b91bb99277141c844e7527f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61bb0e6b999369e3432631e05c1b843cc790345b91bb99277141c844e7527f3", kill_on_drop: false }`
[INFO] [stdout] b61bb0e6b999369e3432631e05c1b843cc790345b91bb99277141c844e7527f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb664049ada5772f1149f7d54bbb89de96df0f7033a269e2ab4774b0b1b27709
[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" "cb664049ada5772f1149f7d54bbb89de96df0f7033a269e2ab4774b0b1b27709", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.5
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling stm32l4 v0.3.2
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.0-beta.2
[INFO] [stderr]    Compiling armtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling panic-semihosting v0.5.1
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling heapless v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.3
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.0-beta.2
[INFO] [stderr]    Compiling owned-singleton v0.1.0
[INFO] [stdout] error: expected one of `(`, `.`, `::`, `;`, `?`, `}`, or an operator, found `rcc`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         per.LPUART1
[INFO] [stdout]    |                    - expected one of 7 possible tokens
[INFO] [stdout] 37 |         rcc.ahb2enr.write(|w| {
[INFO] [stdout]    |         ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `cortex_m::asm::delay`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cortex_m::asm::delay;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[macro_use] extern crate cortex_m_semihosting;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `armtest`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "cb664049ada5772f1149f7d54bbb89de96df0f7033a269e2ab4774b0b1b27709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb664049ada5772f1149f7d54bbb89de96df0f7033a269e2ab4774b0b1b27709", kill_on_drop: false }`
[INFO] [stdout] cb664049ada5772f1149f7d54bbb89de96df0f7033a269e2ab4774b0b1b27709