[INFO] cloning repository https://github.com/madprops/launchkey_control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madprops/launchkey_control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadprops%2Flaunchkey_control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadprops%2Flaunchkey_control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 905cf40da9fce67733f3ef34317b3446adbe2755
[INFO] checking madprops/launchkey_control against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadprops%2Flaunchkey_control" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madprops/launchkey_control on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/madprops/launchkey_control
[INFO] finished tweaking git repo https://github.com/madprops/launchkey_control
[INFO] tweaked toml for git repo https://github.com/madprops/launchkey_control written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/madprops/launchkey_control 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a70887917d7893689727e7413ada071f1ad901c2b0066dc1a399122c4f58c362
[INFO] running `Command { std: "docker" "start" "-a" "a70887917d7893689727e7413ada071f1ad901c2b0066dc1a399122c4f58c362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a70887917d7893689727e7413ada071f1ad901c2b0066dc1a399122c4f58c362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70887917d7893689727e7413ada071f1ad901c2b0066dc1a399122c4f58c362", kill_on_drop: false }`
[INFO] [stdout] a70887917d7893689727e7413ada071f1ad901c2b0066dc1a399122c4f58c362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10bb52fd3b757b2c1c572088c9debb0c44e5e02dd511278a3b6d15e5fa8cb8d
[INFO] running `Command { std: "docker" "start" "-a" "d10bb52fd3b757b2c1c572088c9debb0c44e5e02dd511278a3b6d15e5fa8cb8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking signal-hook v0.1.11
[INFO] [stderr]     Checking launchkey_control v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `spawn_command` is imported redundantly
[INFO] [stdout]  --> src/functions.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{globals::*, utils::*, leds::*, spawn_command};
[INFO] [stdout]   |                         --------           ^^^^^^^^^^^^^
[INFO] [stdout]   |                         |
[INFO] [stdout]   |                         the item `spawn_command` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `debug` is imported redundantly
[INFO] [stdout]  --> src/leds.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{debug, globals::*, utils::*, midi_signal, sleep};
[INFO] [stdout]   |             ^^^^^              -------- the item `debug` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `midi_signal` is imported redundantly
[INFO] [stdout]  --> src/leds.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{debug, globals::*, utils::*, midi_signal, sleep};
[INFO] [stdout]   |                                --------  ^^^^^^^^^^^
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                the item `midi_signal` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `spawn_command` is imported redundantly
[INFO] [stdout]  --> src/functions.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{globals::*, utils::*, leds::*, spawn_command};
[INFO] [stdout]   |                         --------           ^^^^^^^^^^^^^
[INFO] [stdout]   |                         |
[INFO] [stdout]   |                         the item `spawn_command` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `debug` is imported redundantly
[INFO] [stdout]  --> src/leds.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{debug, globals::*, utils::*, midi_signal, sleep};
[INFO] [stdout]   |             ^^^^^              -------- the item `debug` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `midi_signal` is imported redundantly
[INFO] [stdout]  --> src/leds.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{debug, globals::*, utils::*, midi_signal, sleep};
[INFO] [stdout]   |                                --------  ^^^^^^^^^^^
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                the item `midi_signal` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "d10bb52fd3b757b2c1c572088c9debb0c44e5e02dd511278a3b6d15e5fa8cb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10bb52fd3b757b2c1c572088c9debb0c44e5e02dd511278a3b6d15e5fa8cb8d", kill_on_drop: false }`
[INFO] [stdout] d10bb52fd3b757b2c1c572088c9debb0c44e5e02dd511278a3b6d15e5fa8cb8d