[INFO] crate at-rs 0.0.7 is already in cache
[INFO] checking at-rs-0.0.7 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate at-rs 0.0.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate at-rs 0.0.7 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate at-rs 0.0.7
[INFO] finished tweaking crates.io crate at-rs 0.0.7
[INFO] tweaked toml for crates.io crate at-rs 0.0.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate at-rs 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a2dfc693bdf6c71e7081b1506b88ef6d3a1a862cb7bacc01c6b9dd5544f33d6
[INFO] running `"docker" "start" "-a" "2a2dfc693bdf6c71e7081b1506b88ef6d3a1a862cb7bacc01c6b9dd5544f33d6"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling heapless v0.5.1
[INFO] [stderr]    Compiling stm32l4 v0.8.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking embedded-hal-mock v0.7.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling ufmt-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking at-rs v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `timeout`
[INFO] [stderr]   --> src/client.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn wait_responses(&mut self, timeout: u32) -> Result<R, Error> {
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_timeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking stm32l4xx-hal v0.5.0
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `at-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused variable: `timeout`
[INFO] [stderr]   --> src/client.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn wait_responses(&mut self, timeout: u32) -> Result<R, Error> {
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_timeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rtfm::cyccnt`
[INFO] [stderr]   --> examples/rtfm.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   cyccnt::{Duration, Instant, U32Ext},
[INFO] [stderr]    |   ^^^^^^ could not find `cyccnt` in `rtfm`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `cyccnt` in `rtfm`
[INFO] [stderr]   --> examples/rtfm.rs:47:64
[INFO] [stderr]    |
[INFO] [stderr] 47 | #[app(device = hal::pac, peripherals = true, monotonic = rtfm::cyccnt::CYCCNT)]
[INFO] [stderr]    |                                                                ^^^^^^ could not find `cyccnt` in `rtfm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MultiSolicited`
[INFO] [stderr]   --> src/tests.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   MultiSolicited(Vec<TestResponse, heapless::consts::U4>),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: duplicate lang item in crate `std`: `panic_impl`.
[INFO] [stderr]   |
[INFO] [stderr]   = note: the lang item is first defined in crate `panic_halt` (which `rtfm` depends on)
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cycles` found for type `{integer}` in the current scope
[INFO] [stderr]    --> examples/rtfm.rs:126:42
[INFO] [stderr]     |
[INFO] [stderr] 126 |       .at_loop(ctx.scheduled + 1_000_000.cycles())
[INFO] [stderr]     |                                          ^^^^^^ method not found in `{integer}`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> examples/rtfm.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | #[app(device = hal::pac, peripherals = true, monotonic = rtfm::cyccnt::CYCCNT)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ consider giving this closure parameter a type
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0282, E0432, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `at-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2a2dfc693bdf6c71e7081b1506b88ef6d3a1a862cb7bacc01c6b9dd5544f33d6"`
[INFO] running `"docker" "rm" "-f" "2a2dfc693bdf6c71e7081b1506b88ef6d3a1a862cb7bacc01c6b9dd5544f33d6"`
[INFO] [stdout] 2a2dfc693bdf6c71e7081b1506b88ef6d3a1a862cb7bacc01c6b9dd5544f33d6