[INFO] cloning repository https://github.com/mmou/rgbw-led-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmou/rgbw-led-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmou%2Frgbw-led-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmou%2Frgbw-led-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d51bb8e1263cc97ce62d392d8d65a7e572ef2c34
[INFO] checking mmou/rgbw-led-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmou%2Frgbw-led-rs" "/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/mmou/rgbw-led-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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/mmou/rgbw-led-rs
[INFO] finished tweaking git repo https://github.com/mmou/rgbw-led-rs
[INFO] tweaked toml for git repo https://github.com/mmou/rgbw-led-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mmou/rgbw-led-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/evq/ditherable-leds`
[INFO] [stderr]     Updating git repository `https://github.com/evq/maple-mini-rs`
[INFO] [stderr]     Updating git repository `https://github.com/evq/smart-leds-trait`
[INFO] [stderr]     Updating git repository `https://github.com/evq/stm32f103xx-usb`
[INFO] [stderr]     Updating git repository `https://github.com/mvirkkunen/usb-device`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 316c21b0d397462e8f212cd4e1dc4719bfa14f6848ba9a7c2c41e56b2f143ae1
[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" "316c21b0d397462e8f212cd4e1dc4719bfa14f6848ba9a7c2c41e56b2f143ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "316c21b0d397462e8f212cd4e1dc4719bfa14f6848ba9a7c2c41e56b2f143ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316c21b0d397462e8f212cd4e1dc4719bfa14f6848ba9a7c2c41e56b2f143ae1", kill_on_drop: false }`
[INFO] [stdout] 316c21b0d397462e8f212cd4e1dc4719bfa14f6848ba9a7c2c41e56b2f143ae1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9af02204e4ab01c4ca7e01b1d4f0727b27df46a7e647ee4e8f5f4c00e6701e2
[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" "e9af02204e4ab01c4ca7e01b1d4f0727b27df46a7e647ee4e8f5f4c00e6701e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling stm32f1 v0.6.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking nb v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.2
[INFO] [stderr]     Checking usb-device v0.2.0 (https://github.com/mvirkkunen/usb-device?rev=e58e30f3b9c9bf4aab00ea039d129b964a3fd2d3#e58e30f3)
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]     Checking hash32 v0.1.0
[INFO] [stderr]     Checking generic-array v0.11.1
[INFO] [stderr]     Checking panic-semihosting v0.5.1
[INFO] [stderr]     Checking heapless v0.4.2
[INFO] [stderr]     Checking smart-leds-trait v0.1.1 (https://github.com/evq/smart-leds-trait?branch=wip#5727e380)
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.4
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.2
[INFO] [stderr]     Checking owned-singleton v0.1.0
[INFO] [stderr]    Compiling gamma-lut-macro v0.1.0 (https://github.com/evq/ditherable-leds?branch=master#61675073)
[INFO] [stderr]     Checking ditherable-leds v0.1.0 (https://github.com/evq/ditherable-leds?branch=master#61675073)
[INFO] [stderr]     Checking stm32f1xx-hal v0.2.1
[INFO] [stderr]     Checking stm32f103xx-usb v0.1.0 (https://github.com/evq/stm32f103xx-usb?branch=maple-mini-hack#2645461f)
[INFO] [stderr]     Checking maple-mini v0.1.0 (https://github.com/evq/maple-mini-rs#50c3d6fc)
[INFO] [stderr]     Checking rgbw-strip-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Alternate`, `Pins`, `Pwm`, `gpiob::*`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     gpio::{gpiob::*, Alternate, Output, PushPull},
[INFO] [stdout]    |            ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pwm::{Pins, Pwm, C1, C2, C3, C4},
[INFO] [stdout]    |           ^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cortex_m::asm`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use cortex_m::asm;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rgb::FromSlice`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use rgb::FromSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_semihosting` (which `rgbw_strip_rs` depends on)
[INFO] [stdout]   = note: first definition in `panic_semihosting` loaded from /opt/rustwide/target/debug/deps/libpanic_semihosting-4d268b1e091b233e.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/f47dd4da3ae8c32c9e65d307bfe640b143e674df/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-edfba68bd3501617.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Alternate`, `Pins`, `Pwm`, `gpiob::*`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     gpio::{gpiob::*, Alternate, Output, PushPull},
[INFO] [stdout]    |            ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pwm::{Pins, Pwm, C1, C2, C3, C4},
[INFO] [stdout]    |           ^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cortex_m::asm`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use cortex_m::asm;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rgb::FromSlice`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use rgb::FromSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rgbw-strip-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e9af02204e4ab01c4ca7e01b1d4f0727b27df46a7e647ee4e8f5f4c00e6701e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9af02204e4ab01c4ca7e01b1d4f0727b27df46a7e647ee4e8f5f4c00e6701e2", kill_on_drop: false }`
[INFO] [stdout] e9af02204e4ab01c4ca7e01b1d4f0727b27df46a7e647ee4e8f5f4c00e6701e2