[INFO] fetching crate embedded-async-timer 0.1.0...
[INFO] checking embedded-async-timer-0.1.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate embedded-async-timer 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate embedded-async-timer 0.1.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-async-timer 0.1.0
[INFO] finished tweaking crates.io crate embedded-async-timer 0.1.0
[INFO] tweaked toml for crates.io crate embedded-async-timer 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32l4xx-hal v0.5.0
[INFO] [stderr]   Downloaded stm32l4 v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e98e50c54451651a17fa1c2bc3408e4a814398acddcea3d158c9e18209a5e375
[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" "e98e50c54451651a17fa1c2bc3408e4a814398acddcea3d158c9e18209a5e375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e98e50c54451651a17fa1c2bc3408e4a814398acddcea3d158c9e18209a5e375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98e50c54451651a17fa1c2bc3408e4a814398acddcea3d158c9e18209a5e375", kill_on_drop: false }`
[INFO] [stdout] e98e50c54451651a17fa1c2bc3408e4a814398acddcea3d158c9e18209a5e375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3561f0a2657386fa69cc35bf0728494c591abc54c5c3195403928d6af71f46bc
[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" "3561f0a2657386fa69cc35bf0728494c591abc54c5c3195403928d6af71f46bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f1 v0.9.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32f1xx-hal v0.5.3
[INFO] [stderr]     Checking embedded-async-timer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ordering`, `self`
[INFO] [stdout]  --> src/impls/stm32f103_rtc.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::sync::atomic::{self, Ordering};
[INFO] [stdout]   |                          ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ordering`, `self`
[INFO] [stdout]  --> src/impls/stm32f103_rtc.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::sync::atomic::{self, Ordering};
[INFO] [stdout]   |                          ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:83:34
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let result = self.awoken.compare_and_swap(false, true, Ordering::SeqCst);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:83:34
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let result = self.awoken.compare_and_swap(false, true, Ordering::SeqCst);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.33s
[INFO] running `Command { std: "docker" "inspect" "3561f0a2657386fa69cc35bf0728494c591abc54c5c3195403928d6af71f46bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3561f0a2657386fa69cc35bf0728494c591abc54c5c3195403928d6af71f46bc", kill_on_drop: false }`
[INFO] [stdout] 3561f0a2657386fa69cc35bf0728494c591abc54c5c3195403928d6af71f46bc