[INFO] crate rmicrobit 1.0.0 is already in cache
[INFO] checking rmicrobit-1.0.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate rmicrobit 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rmicrobit 1.0.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rmicrobit 1.0.0
[INFO] finished tweaking crates.io crate rmicrobit 1.0.0
[INFO] tweaked toml for crates.io crate rmicrobit 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rmicrobit 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eda15d9aa4a0d10004581f9d6ad3a15788129eea99a9caccaa4bbfeed9132514
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "eda15d9aa4a0d10004581f9d6ad3a15788129eea99a9caccaa4bbfeed9132514"`
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling nrf51 v0.7.0
[INFO] [stderr]    Compiling rmicrobit v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.0
[INFO] [stderr]     Checking tiny-led-matrix v1.0.0
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking fpa v0.1.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]     Checking heapless v0.5.1
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.6
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]     Checking nrf51-hal v0.7.0
[INFO] [stderr] warning: associated type `width` should have an upper camel case name
[INFO] [stderr]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated type `width` should have an upper camel case name
[INFO] [stderr]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: array lengths can't depend on generic parameters
[INFO] [stderr]   --> src/display/matrix.rs:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |         MicrobitFrame([RowPlan::default(); MicrobitFrame::ROWS])
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rmicrobit`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: array lengths can't depend on generic parameters
[INFO] [stderr]   --> src/display/matrix.rs:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |         MicrobitFrame([RowPlan::default(); MicrobitFrame::ROWS])
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rmicrobit`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "eda15d9aa4a0d10004581f9d6ad3a15788129eea99a9caccaa4bbfeed9132514"`
[INFO] running `"docker" "rm" "-f" "eda15d9aa4a0d10004581f9d6ad3a15788129eea99a9caccaa4bbfeed9132514"`
[INFO] [stdout] eda15d9aa4a0d10004581f9d6ad3a15788129eea99a9caccaa4bbfeed9132514