[INFO] cloning repository https://github.com/asampley/alarm-clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asampley/alarm-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 572a176e069b4eceaff445a7cdd5a37fe1c73c8c
[INFO] checking asampley/alarm-clock against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asampley/alarm-clock on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asampley/alarm-clock
[INFO] finished tweaking git repo https://github.com/asampley/alarm-clock
[INFO] tweaked toml for git repo https://github.com/asampley/alarm-clock written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/asampley/alarm-clock 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded rppal v0.12.0
[INFO] [stderr]   Downloaded rayon v1.1.0
[INFO] [stderr]   Downloaded midly v0.2.1
[INFO] [stderr]   Downloaded rayon-core v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ee687b8e2e29ed57f1274700bc02a833229c78455106d3c6b420dcec0e2043a
[INFO] running `Command { std: "docker" "start" "-a" "0ee687b8e2e29ed57f1274700bc02a833229c78455106d3c6b420dcec0e2043a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ee687b8e2e29ed57f1274700bc02a833229c78455106d3c6b420dcec0e2043a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee687b8e2e29ed57f1274700bc02a833229c78455106d3c6b420dcec0e2043a", kill_on_drop: false }`
[INFO] [stdout] 0ee687b8e2e29ed57f1274700bc02a833229c78455106d3c6b420dcec0e2043a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34fc1454bc81417769e81f9ef04e63dcb3e18e29bf5a562850568383ae70f397
[INFO] running `Command { std: "docker" "start" "-a" "34fc1454bc81417769e81f9ef04e63dcb3e18e29bf5a562850568383ae70f397", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling pre_table v0.1.0 (/opt/rustwide/workdir/pre_table)
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rppal v0.12.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking midly v0.2.1
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking mus v0.1.0 (/opt/rustwide/workdir/alarm_clock)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> alarm_clock/src/threads/input.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let mut input = inputs.get_mut(&pin.pin()).unwrap();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> alarm_clock/src/threads/input.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let mut input = inputs.get_mut(&pin.pin()).unwrap();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> alarm_clock/src/main.rs:106:7
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Gpio(rppal::gpio::Error),
[INFO] [stdout]     |     ---- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Gpio(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> alarm_clock/src/main.rs:107:6
[INFO] [stdout]     |
[INFO] [stdout] 107 |     I2c(rppal::i2c::Error),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 107 |     I2c(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Empty` and `Blink` are never constructed
[INFO] [stdout]   --> alarm_clock/src/message/mod.rs:54:2
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum AlphanumMessage {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 54 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 55 |     Blink(BlinkRate),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AlphanumMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> alarm_clock/src/threads/alphanum.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Static([char; 4]),
[INFO] [stdout]    |     ------ ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Static(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> alarm_clock/src/main.rs:106:7
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Gpio(rppal::gpio::Error),
[INFO] [stdout]     |     ---- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Gpio(()),
[INFO] [stdout]     |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> alarm_clock/src/main.rs:107:6
[INFO] [stdout]     |
[INFO] [stdout] 107 |     I2c(rppal::i2c::Error),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 107 |     I2c(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Empty` and `Blink` are never constructed
[INFO] [stdout]   --> alarm_clock/src/message/mod.rs:54:2
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum AlphanumMessage {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 54 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 55 |     Blink(BlinkRate),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AlphanumMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> alarm_clock/src/threads/alphanum.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Static([char; 4]),
[INFO] [stdout]    |     ------ ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Static(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "34fc1454bc81417769e81f9ef04e63dcb3e18e29bf5a562850568383ae70f397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fc1454bc81417769e81f9ef04e63dcb3e18e29bf5a562850568383ae70f397", kill_on_drop: false }`
[INFO] [stdout] 34fc1454bc81417769e81f9ef04e63dcb3e18e29bf5a562850568383ae70f397
