[INFO] cloning repository https://github.com/rm1138/rpi-awtrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rm1138/rpi-awtrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm1138%2Frpi-awtrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm1138%2Frpi-awtrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc07e545fe59d8d4ef3d965789a68ee7408cfa69
[INFO] building rm1138/rpi-awtrix against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm1138%2Frpi-awtrix" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rm1138/rpi-awtrix on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/rm1138/rpi-awtrix
[INFO] finished tweaking git repo https://github.com/rm1138/rpi-awtrix
[INFO] tweaked toml for git repo https://github.com/rm1138/rpi-awtrix written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rm1138/rpi-awtrix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a5c679f678732bfd8586b520eb0007cc8b5acbb01c10d846d53314e418d04b
[INFO] running `Command { std: "docker" "start" "-a" "b1a5c679f678732bfd8586b520eb0007cc8b5acbb01c10d846d53314e418d04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a5c679f678732bfd8586b520eb0007cc8b5acbb01c10d846d53314e418d04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a5c679f678732bfd8586b520eb0007cc8b5acbb01c10d846d53314e418d04b", kill_on_drop: false }`
[INFO] [stdout] b1a5c679f678732bfd8586b520eb0007cc8b5acbb01c10d846d53314e418d04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16602c6999a2d62850b0d2d642cfc5c0736e07352a932cffd4771126750c2f19
[INFO] running `Command { std: "docker" "start" "-a" "16602c6999a2d62850b0d2d642cfc5c0736e07352a932cffd4771126750c2f19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling futures-sink v0.3.18
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling paho-mqtt-sys v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling bme280 v0.2.1
[INFO] [stderr]    Compiling apds9960 v0.1.0
[INFO] [stderr]    Compiling rppal v0.13.1 (https://github.com/golemparts/rppal.git#38fd7cf4)
[INFO] [stderr]    Compiling i2cdev v0.5.1
[INFO] [stderr]    Compiling gpio-cdev v0.5.1
[INFO] [stderr]    Compiling spidev v0.5.1
[INFO] [stderr]    Compiling sysfs_gpio v0.6.1
[INFO] [stderr]    Compiling linux-embedded-hal v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling paho-mqtt v0.9.1
[INFO] [stderr]    Compiling rpi-awtrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Div`
[INFO] [stdout]  --> src/renderer.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Div, str::FromStr};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `msg` is never read
[INFO] [stdout]   --> src/mqtt.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MqttError {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 14 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MqttError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `publish` is never used
[INFO] [stdout]   --> src/mqtt.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Mqtt {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn publish(&mut self, topic: &str, message: String) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.42s
[INFO] running `Command { std: "docker" "inspect" "16602c6999a2d62850b0d2d642cfc5c0736e07352a932cffd4771126750c2f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16602c6999a2d62850b0d2d642cfc5c0736e07352a932cffd4771126750c2f19", kill_on_drop: false }`
[INFO] [stdout] 16602c6999a2d62850b0d2d642cfc5c0736e07352a932cffd4771126750c2f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c46c09c825178d6d92cbb35210777eacbbf91a271cf2097204c822372e08a04
[INFO] running `Command { std: "docker" "start" "-a" "8c46c09c825178d6d92cbb35210777eacbbf91a271cf2097204c822372e08a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpi-awtrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Div`
[INFO] [stdout]  --> src/renderer.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Div, str::FromStr};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `msg` is never read
[INFO] [stdout]   --> src/mqtt.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MqttError {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 14 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MqttError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `publish` is never used
[INFO] [stdout]   --> src/mqtt.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Mqtt {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn publish(&mut self, topic: &str, message: String) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8c46c09c825178d6d92cbb35210777eacbbf91a271cf2097204c822372e08a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c46c09c825178d6d92cbb35210777eacbbf91a271cf2097204c822372e08a04", kill_on_drop: false }`
[INFO] [stdout] 8c46c09c825178d6d92cbb35210777eacbbf91a271cf2097204c822372e08a04