[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/572a176e069b4eceaff445a7cdd5a37fe1c73c8c against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock" "/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/asampley/alarm-clock on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-1-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rppal v0.12.0 [INFO] [stderr] Downloaded midly v0.2.1 [INFO] [stderr] Downloaded toml v0.5.5 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50f36e5e2d310eb88a64b1d80ee7a4f05c354a8f59a8254d7911c0db8b4f3457 [INFO] running `Command { std: "docker" "start" "-a" "50f36e5e2d310eb88a64b1d80ee7a4f05c354a8f59a8254d7911c0db8b4f3457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50f36e5e2d310eb88a64b1d80ee7a4f05c354a8f59a8254d7911c0db8b4f3457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50f36e5e2d310eb88a64b1d80ee7a4f05c354a8f59a8254d7911c0db8b4f3457", kill_on_drop: false }` [INFO] [stdout] 50f36e5e2d310eb88a64b1d80ee7a4f05c354a8f59a8254d7911c0db8b4f3457 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e612b45735ccb301b8ace041450d37627eb9487954d8a96478430d847a7d9536 [INFO] running `Command { std: "docker" "start" "-a" "e612b45735ccb301b8ace041450d37627eb9487954d8a96478430d847a7d9536", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [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 failure_derive v0.1.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking smallvec v1.6.1 [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] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rppal v0.12.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking backtrace v0.3.34 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling synstructure v0.10.2 [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: `Error` 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] 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] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: method `reset` is never used [INFO] [stdout] --> alarm_clock/src/selector.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Selector { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 7 | fn reset(&mut self); [INFO] [stdout] | ^^^^^ [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: 6 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: `Error` 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] 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] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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` profile [unoptimized + debuginfo] target(s) in 14.23s [INFO] running `Command { std: "docker" "inspect" "e612b45735ccb301b8ace041450d37627eb9487954d8a96478430d847a7d9536", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e612b45735ccb301b8ace041450d37627eb9487954d8a96478430d847a7d9536", kill_on_drop: false }` [INFO] [stdout] e612b45735ccb301b8ace041450d37627eb9487954d8a96478430d847a7d9536