[INFO] cloning repository https://github.com/mattheww/microbit-blinkenlights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattheww/microbit-blinkenlights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattheww%2Fmicrobit-blinkenlights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattheww%2Fmicrobit-blinkenlights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7769626e940a852009bdba3b81ad3c4cf00438d
[INFO] checking mattheww/microbit-blinkenlights against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattheww%2Fmicrobit-blinkenlights" "/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/mattheww/microbit-blinkenlights on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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/mattheww/microbit-blinkenlights
[INFO] finished tweaking git repo https://github.com/mattheww/microbit-blinkenlights
[INFO] tweaked toml for git repo https://github.com/mattheww/microbit-blinkenlights written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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 fpa v0.1.0
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.5.3
[INFO] [stderr]   Downloaded tiny-led-matrix v1.0.2
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.5.1
[INFO] [stderr]   Downloaded nrf51 v0.7.0
[INFO] [stderr]   Downloaded nrf51-hal v0.7.1
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dc3cb6229a33f71a9b84ec2edd11f7b0c8eb5d9b0eb18077f2aae6841a27c03
[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" "7dc3cb6229a33f71a9b84ec2edd11f7b0c8eb5d9b0eb18077f2aae6841a27c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc3cb6229a33f71a9b84ec2edd11f7b0c8eb5d9b0eb18077f2aae6841a27c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc3cb6229a33f71a9b84ec2edd11f7b0c8eb5d9b0eb18077f2aae6841a27c03", kill_on_drop: false }`
[INFO] [stdout] 7dc3cb6229a33f71a9b84ec2edd11f7b0c8eb5d9b0eb18077f2aae6841a27c03
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] f0ec0620f521cf138862eb28d09c1e76c9f2b0f9dbb02ab012a402a6370bdc97
[INFO] running `Command { std: "docker" "start" "-a" "f0ec0620f521cf138862eb28d09c1e76c9f2b0f9dbb02ab012a402a6370bdc97", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf51 v0.7.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling rmicrobit v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tiny-led-matrix v1.0.2
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking hash32 v0.1.1
[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 as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking panic-semihosting v0.5.6
[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 nrf51-hal v0.7.1
[INFO] [stdout] warning: associated type `width` should have an upper camel case name
[INFO] [stdout]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `width` should have an upper camel case name
[INFO] [stdout]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_display_port.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/scroll_text.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/scroll_images.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `handle_buttons`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_core_buttons.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_core_buttons.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `handle_buttons`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/demo/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/demo/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `handle_buttons`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_single_button_monitor.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_single_button_monitor.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `handle_buttons`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_dual_button_monitor.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/use_dual_button_monitor.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `init`: cortex-m-rtfm has been renamed and is deprecated, use cortex-m-rtic instead.
[INFO] [stdout]   --> examples/heartbeat.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[app(device = rmicrobit::nrf51, peripherals = true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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 1m 07s
[INFO] running `Command { std: "docker" "inspect" "f0ec0620f521cf138862eb28d09c1e76c9f2b0f9dbb02ab012a402a6370bdc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ec0620f521cf138862eb28d09c1e76c9f2b0f9dbb02ab012a402a6370bdc97", kill_on_drop: false }`
[INFO] [stdout] f0ec0620f521cf138862eb28d09c1e76c9f2b0f9dbb02ab012a402a6370bdc97