[INFO] fetching crate blinkt_cdev 0.1.0...
[INFO] testing blinkt_cdev-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate blinkt_cdev 0.1.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate blinkt_cdev 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blinkt_cdev 0.1.0
[INFO] finished tweaking crates.io crate blinkt_cdev 0.1.0
[INFO] tweaked toml for crates.io crate blinkt_cdev 0.1.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate blinkt_cdev 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.34
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded gpio-cdev v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 537372e7a24a315c13cd0f09b68b31124720e052a59c4b675aee57d1ebc960dc
[INFO] running `Command { std: "docker" "start" "-a" "537372e7a24a315c13cd0f09b68b31124720e052a59c4b675aee57d1ebc960dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "537372e7a24a315c13cd0f09b68b31124720e052a59c4b675aee57d1ebc960dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537372e7a24a315c13cd0f09b68b31124720e052a59c4b675aee57d1ebc960dc", kill_on_drop: false }`
[INFO] [stdout] 537372e7a24a315c13cd0f09b68b31124720e052a59c4b675aee57d1ebc960dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e800ff473df7fc1fcef7216701f9e19fc622c81b34cc0f46c558035af5d6b214
[INFO] running `Command { std: "docker" "start" "-a" "e800ff473df7fc1fcef7216701f9e19fc622c81b34cc0f46c558035af5d6b214", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling gpio-cdev v0.4.0
[INFO] [stderr]    Compiling blinkt_cdev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `rgb`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn rgb(&self) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "e800ff473df7fc1fcef7216701f9e19fc622c81b34cc0f46c558035af5d6b214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e800ff473df7fc1fcef7216701f9e19fc622c81b34cc0f46c558035af5d6b214", kill_on_drop: false }`
[INFO] [stdout] e800ff473df7fc1fcef7216701f9e19fc622c81b34cc0f46c558035af5d6b214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a1e4692c089fab45fdd95155f3a2756ebf228b18082346ce9f5900f8700933
[INFO] running `Command { std: "docker" "start" "-a" "e8a1e4692c089fab45fdd95155f3a2756ebf228b18082346ce9f5900f8700933", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `rgb`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn rgb(&self) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling blinkt_cdev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `rgb`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn rgb(&self) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `Command { std: "docker" "inspect" "e8a1e4692c089fab45fdd95155f3a2756ebf228b18082346ce9f5900f8700933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a1e4692c089fab45fdd95155f3a2756ebf228b18082346ce9f5900f8700933", kill_on_drop: false }`
[INFO] [stdout] e8a1e4692c089fab45fdd95155f3a2756ebf228b18082346ce9f5900f8700933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c813b567856240a5bf1216a66710f16c3d50a433e45564576cbf8836a3bcd66
[INFO] running `Command { std: "docker" "start" "-a" "4c813b567856240a5bf1216a66710f16c3d50a433e45564576cbf8836a3bcd66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `rgb`
[INFO] [stderr]   --> src/lib.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn rgb(&self) -> (u8, u8, u8) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/lib.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rgb`
[INFO] [stderr]   --> src/lib.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn rgb(&self) -> (u8, u8, u8) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/lib.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blinkt_cdev-52780effa4396c06)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests blinkt_cdev
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c813b567856240a5bf1216a66710f16c3d50a433e45564576cbf8836a3bcd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c813b567856240a5bf1216a66710f16c3d50a433e45564576cbf8836a3bcd66", kill_on_drop: false }`
[INFO] [stdout] 4c813b567856240a5bf1216a66710f16c3d50a433e45564576cbf8836a3bcd66
