[INFO] cloning repository https://github.com/benzaita/yotibox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benzaita/yotibox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzaita%2Fyotibox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzaita%2Fyotibox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9b875126a9194a21fc17a857ff08ecab4a98ac9
[INFO] checking benzaita/yotibox against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzaita%2Fyotibox" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benzaita/yotibox
[INFO] finished tweaking git repo https://github.com/benzaita/yotibox
[INFO] tweaked toml for git repo https://github.com/benzaita/yotibox written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benzaita/yotibox on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benzaita/yotibox 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] ce5662a31c840c65dce0185f46afffced14796bf12fa3681d50df8eb60509704
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aa0d58ac7acee38d1a0ba9e4def5d3078f5d3bdef45c8dba708aea6085c4518
[INFO] running `Command { std: "docker" "start" "-a" "0aa0d58ac7acee38d1a0ba9e4def5d3078f5d3bdef45c8dba708aea6085c4518", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling nix v0.14.1
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[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking void v1.0.2
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[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking rodio v0.10.0
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/adapters/simple_audio_player.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct State {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 13 |     sink: rodio::Sink,
[INFO] [stdout] 14 |     device: rodio::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/adapters/rfid/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     IoError(io::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] 9 -     IoError(io::Error),
[INFO] [stdout] 9 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/adapters/rfid/mod.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RC522Error(rfid_rs::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] 10 -     RC522Error(rfid_rs::Error),
[INFO] [stdout] 10 +     RC522Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIFARE_ACK` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 | const MIFARE_ACK: u8 = 0xA;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIFARE_KEYSIZE` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 | const MIFARE_KEYSIZE: usize = 6;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MifareKey` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub type MifareKey = [u8; MIFARE_KEYSIZE];
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `authenticate`, `stop_crypto1`, `mifare_read`, `mifare_write`, and `mifare_transceive` are never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:819:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | impl MFRC522 {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 819 |     pub fn authenticate(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 847 |     pub fn stop_crypto1(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 869 |     pub fn mifare_read(&mut self, block_addr: u8, back_len: u8) -> Result<picc::Response> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 893 |     pub fn mifare_write(&mut self, block_addr: u8, buffer: &[u8]) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     pub fn mifare_transceive(&mut self, send_data: &[u8], accept_timeout: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]   --> src/adapters/rfid/rfid_rs/picc.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub enum Type {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_type` is never used
[INFO] [stdout]   --> src/adapters/rfid/rfid_rs/picc.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_type(sak: u8) -> Type {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/core/controller.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a> Controller<'a> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn reset(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/adapters/simple_audio_player.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct State {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 13 |     sink: rodio::Sink,
[INFO] [stdout] 14 |     device: rodio::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/adapters/rfid/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     IoError(io::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] 9 -     IoError(io::Error),
[INFO] [stdout] 9 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/adapters/rfid/mod.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RC522Error(rfid_rs::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] 10 -     RC522Error(rfid_rs::Error),
[INFO] [stdout] 10 +     RC522Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIFARE_ACK` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 | const MIFARE_ACK: u8 = 0xA;
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIFARE_KEYSIZE` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 | const MIFARE_KEYSIZE: usize = 6;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MifareKey` is never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub type MifareKey = [u8; MIFARE_KEYSIZE];
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `authenticate`, `stop_crypto1`, `mifare_read`, `mifare_write`, and `mifare_transceive` are never used
[INFO] [stdout]    --> src/adapters/rfid/rfid_rs/mod.rs:819:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | impl MFRC522 {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 819 |     pub fn authenticate(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 847 |     pub fn stop_crypto1(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 869 |     pub fn mifare_read(&mut self, block_addr: u8, back_len: u8) -> Result<picc::Response> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 893 |     pub fn mifare_write(&mut self, block_addr: u8, buffer: &[u8]) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     pub fn mifare_transceive(&mut self, send_data: &[u8], accept_timeout: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]   --> src/adapters/rfid/rfid_rs/picc.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub enum Type {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_type` is never used
[INFO] [stdout]   --> src/adapters/rfid/rfid_rs/picc.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_type(sak: u8) -> Type {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/core/controller.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a> Controller<'a> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn reset(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.90s
[INFO] running `Command { std: "docker" "inspect" "0aa0d58ac7acee38d1a0ba9e4def5d3078f5d3bdef45c8dba708aea6085c4518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa0d58ac7acee38d1a0ba9e4def5d3078f5d3bdef45c8dba708aea6085c4518", kill_on_drop: false }`
[INFO] [stdout] 0aa0d58ac7acee38d1a0ba9e4def5d3078f5d3bdef45c8dba708aea6085c4518
