[INFO] cloning repository https://github.com/CarlKCarlK/serials
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CarlKCarlK/serials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlKCarlK%2Fserials", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlKCarlK%2Fserials'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5583450630764a4b67d4108ed5e92aa0a095946c
[INFO] checking CarlKCarlK/serials against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlKCarlK%2Fserials" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/CarlKCarlK/serials
[INFO] finished tweaking git repo https://github.com/CarlKCarlK/serials
[INFO] tweaked toml for git repo https://github.com/CarlKCarlK/serials written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CarlKCarlK/serials on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CarlKCarlK/serials 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 160136f62cd354ceff124ca53b56ae262ed92cd5de52ee9b63f08a6acc7c31a8
[INFO] running `Command { std: "docker" "start" "-a" "160136f62cd354ceff124ca53b56ae262ed92cd5de52ee9b63f08a6acc7c31a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160136f62cd354ceff124ca53b56ae262ed92cd5de52ee9b63f08a6acc7c31a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160136f62cd354ceff124ca53b56ae262ed92cd5de52ee9b63f08a6acc7c31a8", kill_on_drop: false }`
[INFO] [stdout] 160136f62cd354ceff124ca53b56ae262ed92cd5de52ee9b63f08a6acc7c31a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcaa1bf557dc02392959f482a85da6ecb82563153dfbc31bd11d68c96a63e7ac
[INFO] running `Command { std: "docker" "start" "-a" "bcaa1bf557dc02392959f482a85da6ecb82563153dfbc31bd11d68c96a63e7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
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[INFO] [stderr]    Compiling proc-macro2 v1.0.92
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[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking vcell v0.1.3
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[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling crc-any v2.5.0
[INFO] [stderr]    Compiling embassy-sync v0.7.2
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[INFO] [stderr]    Compiling embassy-time-queue-utils v0.3.0
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[INFO] [stderr]    Compiling termcolor v1.4.1
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[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling frunk_core v0.4.3
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
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[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking embassy-executor-timer-queue v0.1.0
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[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
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[INFO] [stderr]    Compiling iana-time-zone v0.1.61
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[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking smart-leds-trait v0.3.2
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling heapless v0.9.1
[INFO] [stderr]     Checking bytemuck v1.20.0
[INFO] [stderr]    Compiling embassy-rp v0.8.0
[INFO] [stderr]    Compiling lalrpop-util v0.22.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling panic-probe v1.0.0
[INFO] [stderr]    Compiling embassy-executor v0.9.1
[INFO] [stderr]    Compiling defmt-rtt v1.1.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
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[INFO] [stderr]    Compiling lalrpop v0.22.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.3
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling serials v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rp-hal-common v0.1.0
[INFO] [stderr]     Checking smart-leds v0.4.0
[INFO] [stderr]     Checking usb-device v0.3.2
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.3
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]    Compiling frunk_derives v0.4.3
[INFO] [stderr]    Compiling num_enum v0.7.4
[INFO] [stderr]    Compiling pio-core v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling rp2040-hal-macros v0.1.0
[INFO] [stderr]     Checking frunk v0.4.3
[INFO] [stderr]     Checking pio v0.2.1
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling embassy-executor-macros v0.7.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking sha2-const-stable v0.1.0
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[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking esp-hal-mfrc522 v0.3.2
[INFO] [stderr]     Checking embedded-hal-bus v0.3.0
[INFO] [stderr]     Checking rp2040-hal v0.11.0
[INFO] [stderr]     Checking hd44780-driver v0.4.0
[INFO] [stderr]     Checking embassy-time v0.5.0
[INFO] [stderr]     Checking embassy-usb-driver v0.2.0
[INFO] [stderr]     Checking embassy-embedded-hal v0.5.0
[INFO] [stderr]     Checking defmt v0.3.100
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]    Compiling pio-parser v0.3.0
[INFO] [stderr]    Compiling pio-proc v0.3.0
[INFO] [stderr]     Checking pio v0.3.0
[INFO] [stdout] warning: unused import: `lib::ONE_SECOND`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use lib::ONE_SECOND;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | use embassy_time::{Duration, Timer};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lib::ONE_SECOND`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use lib::ONE_SECOND;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | use embassy_time::{Duration, Timer};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serials` (bin "serials") due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]   --> src/servo.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub enum ServoChannel {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 65 |     A,
[INFO] [stdout] 66 |     B,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServoChannel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: methods `disable` and `enable` are never used
[INFO] [stdout]    --> src/servo.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout]  69 | impl<'d> Servo<'d> {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn disable(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub fn enable(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcaa1bf557dc02392959f482a85da6ecb82563153dfbc31bd11d68c96a63e7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcaa1bf557dc02392959f482a85da6ecb82563153dfbc31bd11d68c96a63e7ac", kill_on_drop: false }`
[INFO] [stdout] bcaa1bf557dc02392959f482a85da6ecb82563153dfbc31bd11d68c96a63e7ac
