[INFO] cloning repository https://github.com/Gisleburt/flower-pi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gisleburt/flower-pi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebcfb95429475ba18f5a7265e601c101e4c91bb5
[INFO] building Gisleburt/flower-pi against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Gisleburt/flower-pi
[INFO] finished tweaking git repo https://github.com/Gisleburt/flower-pi
[INFO] tweaked toml for git repo https://github.com/Gisleburt/flower-pi written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Gisleburt/flower-pi on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Gisleburt/flower-pi 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2803b22d8b7a2f81595a52d949a3f203cf3853773920cbf4c888d8ae150c75aa
[INFO] running `Command { std: "docker" "start" "-a" "2803b22d8b7a2f81595a52d949a3f203cf3853773920cbf4c888d8ae150c75aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2803b22d8b7a2f81595a52d949a3f203cf3853773920cbf4c888d8ae150c75aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2803b22d8b7a2f81595a52d949a3f203cf3853773920cbf4c888d8ae150c75aa", kill_on_drop: false }`
[INFO] [stdout] 2803b22d8b7a2f81595a52d949a3f203cf3853773920cbf4c888d8ae150c75aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aacbd00d68f7b8600fdb170860d018deb3c386c99764c1d0b7c9ec20111594b
[INFO] running `Command { std: "docker" "start" "-a" "3aacbd00d68f7b8600fdb170860d018deb3c386c99764c1d0b7c9ec20111594b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling curl-sys v0.4.55+curl-7.83.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.14
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[INFO] [stderr]    Compiling futures-sink v0.3.21
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[INFO] [stderr]    Compiling http v0.2.8
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[INFO] [stderr]    Compiling sluice v0.5.5
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling encoding_rs v0.8.31
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[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling scraper v0.12.0
[INFO] [stderr]    Compiling flower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LedWritable`
[INFO] [stdout]   --> src/led.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use interface::{LedInterface, LedWritable};
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/led/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LedValue {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(brightness: u8, red: u8, green: u8, blue: u8) -> Result<LedValue> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]  --> src/pir.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PassiveInfraRedSensor {
[INFO] [stdout]   |            --------------------- field in this struct
[INFO] [stdout] 7 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.66s
[INFO] running `Command { std: "docker" "inspect" "3aacbd00d68f7b8600fdb170860d018deb3c386c99764c1d0b7c9ec20111594b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aacbd00d68f7b8600fdb170860d018deb3c386c99764c1d0b7c9ec20111594b", kill_on_drop: false }`
[INFO] [stdout] 3aacbd00d68f7b8600fdb170860d018deb3c386c99764c1d0b7c9ec20111594b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f288cc082ce6c3f592b36a4474c740ba16ae638e2f15b01f6dab8e6ecc9f0e9
[INFO] running `Command { std: "docker" "start" "-a" "6f288cc082ce6c3f592b36a4474c740ba16ae638e2f15b01f6dab8e6ecc9f0e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling flower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LedWritable`
[INFO] [stdout]   --> src/led.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use interface::{LedInterface, LedWritable};
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/led/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LedValue {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(brightness: u8, red: u8, green: u8, blue: u8) -> Result<LedValue> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]  --> src/pir.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PassiveInfraRedSensor {
[INFO] [stdout]   |            --------------------- field in this struct
[INFO] [stdout] 7 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "6f288cc082ce6c3f592b36a4474c740ba16ae638e2f15b01f6dab8e6ecc9f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f288cc082ce6c3f592b36a4474c740ba16ae638e2f15b01f6dab8e6ecc9f0e9", kill_on_drop: false }`
[INFO] [stdout] 6f288cc082ce6c3f592b36a4474c740ba16ae638e2f15b01f6dab8e6ecc9f0e9