[INFO] fetching crate ws2812-nop-imxrt1062 0.2.0...
[INFO] building ws2812-nop-imxrt1062-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ws2812-nop-imxrt1062 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ws2812-nop-imxrt1062 0.2.0
[INFO] finished tweaking crates.io crate ws2812-nop-imxrt1062 0.2.0
[INFO] tweaked toml for crates.io crate ws2812-nop-imxrt1062 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ws2812-nop-imxrt1062 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding smart-leds-trait v0.2.1 (available: v0.3.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cf7a35d6f630f9a6c18efdb25c77176d83f756fa9b9f07fc96de0fdc9bc55be
[INFO] running `Command { std: "docker" "start" "-a" "0cf7a35d6f630f9a6c18efdb25c77176d83f756fa9b9f07fc96de0fdc9bc55be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cf7a35d6f630f9a6c18efdb25c77176d83f756fa9b9f07fc96de0fdc9bc55be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf7a35d6f630f9a6c18efdb25c77176d83f756fa9b9f07fc96de0fdc9bc55be", kill_on_drop: false }`
[INFO] [stdout] 0cf7a35d6f630f9a6c18efdb25c77176d83f756fa9b9f07fc96de0fdc9bc55be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89411e97dcb900a93ab5a6844b092cf7c6f9c6516c5c13f6d826a6a069625660
[INFO] running `Command { std: "docker" "start" "-a" "89411e97dcb900a93ab5a6844b092cf7c6f9c6516c5c13f6d826a6a069625660", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling ws2812-nop-imxrt1062 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_fn_floating_point_arithmetic` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_floating_point_arithmetic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]    --> src/lib.rs:112:30
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 "mov     r2, {0}",
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |                 in(reg) loops
[INFO] [stdout]     |                         ----- for this argument
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]     = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout]     = note: `#[warn(asm_sub_register)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "89411e97dcb900a93ab5a6844b092cf7c6f9c6516c5c13f6d826a6a069625660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89411e97dcb900a93ab5a6844b092cf7c6f9c6516c5c13f6d826a6a069625660", kill_on_drop: false }`
[INFO] [stdout] 89411e97dcb900a93ab5a6844b092cf7c6f9c6516c5c13f6d826a6a069625660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07ce4ff47ee5cf47e1bc83cf92c24bd7f2a8e1be3aa4d5b034ac67434e1d84d6
[INFO] running `Command { std: "docker" "start" "-a" "07ce4ff47ee5cf47e1bc83cf92c24bd7f2a8e1be3aa4d5b034ac67434e1d84d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ws2812-nop-imxrt1062 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_fn_floating_point_arithmetic` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_floating_point_arithmetic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]    --> src/lib.rs:112:30
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 "mov     r2, {0}",
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |                 in(reg) loops
[INFO] [stdout]     |                         ----- for this argument
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]     = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout]     = note: `#[warn(asm_sub_register)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_fn_floating_point_arithmetic` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_floating_point_arithmetic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]    --> src/lib.rs:112:30
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 "mov     r2, {0}",
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |                 in(reg) loops
[INFO] [stdout]     |                         ----- for this argument
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]     = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout]     = note: `#[warn(asm_sub_register)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "07ce4ff47ee5cf47e1bc83cf92c24bd7f2a8e1be3aa4d5b034ac67434e1d84d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ce4ff47ee5cf47e1bc83cf92c24bd7f2a8e1be3aa4d5b034ac67434e1d84d6", kill_on_drop: false }`
[INFO] [stdout] 07ce4ff47ee5cf47e1bc83cf92c24bd7f2a8e1be3aa4d5b034ac67434e1d84d6