[INFO] cloning repository https://github.com/tpdns90321/flarate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tpdns90321/flarate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftpdns90321%2Fflarate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftpdns90321%2Fflarate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68b96e3a4d020d6784fbbe83c971aa1c3d022675
[INFO] checking tpdns90321/flarate against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftpdns90321%2Fflarate" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tpdns90321/flarate on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tpdns90321/flarate
[INFO] finished tweaking git repo https://github.com/tpdns90321/flarate
[INFO] tweaked toml for git repo https://github.com/tpdns90321/flarate written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tpdns90321/flarate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0507bdd1a46b739ab9af7ab9a637762f6f413d3725f8171ed4bda954cbfb3578
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0507bdd1a46b739ab9af7ab9a637762f6f413d3725f8171ed4bda954cbfb3578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0507bdd1a46b739ab9af7ab9a637762f6f413d3725f8171ed4bda954cbfb3578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0507bdd1a46b739ab9af7ab9a637762f6f413d3725f8171ed4bda954cbfb3578", kill_on_drop: false }`
[INFO] [stdout] 0507bdd1a46b739ab9af7ab9a637762f6f413d3725f8171ed4bda954cbfb3578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbb9aa9d52aaa9f5758178243ad48421cd4e27ce5b1fbc0e3c173d91d0dbfce4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bbb9aa9d52aaa9f5758178243ad48421cd4e27ce5b1fbc0e3c173d91d0dbfce4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking flarate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bms/preprocess.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut result = String::new();
[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: enum is never used: `ChartType`
[INFO] [stdout]   --> src/bms/chart.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum ChartType {
[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: `parse`
[INFO] [stdout]   --> src/bms/chart.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn parse(chart_type: ChartType, value: &str) -> Result<Self, ChartError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OddLength`
[INFO] [stdout]  --> src/bms/error.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     OddLength,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotNumber`
[INFO] [stdout]   --> src/bms/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NotNumber,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EmptyChart`
[INFO] [stdout]   --> src/bms/error.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     EmptyChart,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/bms/header.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `artist`
[INFO] [stdout]   --> src/bms/header.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     artist: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `playlevel`
[INFO] [stdout]   --> src/bms/header.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     playlevel: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bpm`
[INFO] [stdout]   --> src/bms/header.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     bpm: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total`
[INFO] [stdout]   --> src/bms/header.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     total: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `level`
[INFO] [stdout]   --> src/bms/header.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     level: Option<u16>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_and_apply`
[INFO] [stdout]   --> src/bms/header.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn check_and_apply<F: FromStr>(target: &mut F, value: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/bms/header.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn parse(plain: &str) -> Header {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_by_radix`
[INFO] [stdout]   --> src/bms/melody.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_by_radix<R: Num>(value: &str, radix: u32) -> Vec<R> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_alphanum`
[INFO] [stdout]   --> src/bms/melody.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn parse_alphanum(value: &str) -> Result<Alphanum, MelodyError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_hex`
[INFO] [stdout]   --> src/bms/melody.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn parse_hex(value: &str) -> Result<Hex, MelodyError> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_float`
[INFO] [stdout]   --> src/bms/melody.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn parse_float(value: &str) -> Result<Float, MelodyError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_apply`
[INFO] [stdout]   --> src/bms/melody.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn check_apply<V>(target: &mut V, value: Result<V, MelodyError>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_apply_object`
[INFO] [stdout]   --> src/bms/melody.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn check_apply_object(target: &mut HashMap<u8, Vec<u16>>, key: u8, value: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `apply`
[INFO] [stdout]    --> src/bms/melody.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn apply(&mut self, channel: Channel, value: &str) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_insert`
[INFO] [stdout]   --> src/bms/resource.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn check_insert<V>(map: &mut HashMap<u16, V>, num: u16, value: Option<V>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/bms/resource.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn parse(plain: &str) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `preprocess`
[INFO] [stdout]   --> src/bms/preprocess.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn preprocess(plain: &str) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bms/preprocess.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut result = String::new();
[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: function is never used: `preprocess`
[INFO] [stdout]   --> src/bms/preprocess.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn preprocess(plain: &str) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.24s
[INFO] running `Command { std: "docker" "inspect" "bbb9aa9d52aaa9f5758178243ad48421cd4e27ce5b1fbc0e3c173d91d0dbfce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb9aa9d52aaa9f5758178243ad48421cd4e27ce5b1fbc0e3c173d91d0dbfce4", kill_on_drop: false }`
[INFO] [stdout] bbb9aa9d52aaa9f5758178243ad48421cd4e27ce5b1fbc0e3c173d91d0dbfce4