[INFO] cloning repository https://github.com/wlcx/exi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wlcx/exi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlcx%2Fexi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlcx%2Fexi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 439f9743fad89e5d2c98b5d9a04d83f51cd547a0
[INFO] checking wlcx/exi against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlcx%2Fexi" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wlcx/exi
[INFO] finished tweaking git repo https://github.com/wlcx/exi
[INFO] tweaked toml for git repo https://github.com/wlcx/exi written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wlcx/exi on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wlcx/exi 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9511d2eeb668ac96cc3c0b208caeeeccfd8947c9ef8af0a2fb9f6c96144f8dd6
[INFO] running `Command { std: "docker" "start" "-a" "9511d2eeb668ac96cc3c0b208caeeeccfd8947c9ef8af0a2fb9f6c96144f8dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9511d2eeb668ac96cc3c0b208caeeeccfd8947c9ef8af0a2fb9f6c96144f8dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9511d2eeb668ac96cc3c0b208caeeeccfd8947c9ef8af0a2fb9f6c96144f8dd6", kill_on_drop: false }`
[INFO] [stdout] 9511d2eeb668ac96cc3c0b208caeeeccfd8947c9ef8af0a2fb9f6c96144f8dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bf1fdbea7711ebd51493dfab3e91d1b265ed8aacf5c5db27ec7b4ac19dbac81
[INFO] running `Command { std: "docker" "start" "-a" "5bf1fdbea7711ebd51493dfab3e91d1b265ed8aacf5c5db27ec7b4ac19dbac81", kill_on_drop: false }`
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking exi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decoder/datatypes.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn float(i: BitInput) -> ExiResult<BitInput, f64> {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ev`
[INFO] [stdout]    --> src/decoder/grammars.rs:212:30
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn specialise(&mut self, ev: &Event) {
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_ev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]    --> src/decoder/mod.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct URIStringTable {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 102 |     uri: String,
[INFO] [stdout] 103 |     prefix: PrefixTable<String>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `URIStringTable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SEUri` and `ATUri` are never constructed
[INFO] [stdout]    --> src/decoder/mod.rs:571:5
[INFO] [stdout]     |
[INFO] [stdout] 567 | enum ParseEvent {
[INFO] [stdout]     |      ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 571 |     SEUri,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 575 |     ATUri,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map` is never used
[INFO] [stdout]   --> src/decoder/codetree.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<T: Clone> CodeTree<T> {
[INFO] [stdout]    | -------------------------- method in this implementation
[INFO] [stdout] 23 |     pub(super) fn map<F, U: Clone>(self, f: F) -> CodeTree<U>
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn binary(i: BitInput) -> ExiResult<BitInput, Vec<u8>> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `XsdBool` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 | enum XsdBool {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xsd_boolean` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn xsd_boolean(i: BitInput) -> ExiResult<BitInput, XsdBool> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `boolean` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn boolean(i: BitInput) -> ExiResult<BitInput, bool> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decimal` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn decimal(i: BitInput) -> ExiResult<BitInput, Decimal> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `float` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn float(i: BitInput) -> ExiResult<BitInput, f64> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `integer` is never used
[INFO] [stdout]   --> src/decoder/datatypes.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn integer<B>(bound: Option<B>) -> impl FnMut(BitInput) -> ExiResult<BitInput, i64>
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]    --> src/decoder/datatypes.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct Qname {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 149 |     prefix: Option<String>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Qname` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DateTime` is never constructed
[INFO] [stdout]    --> src/decoder/datatypes.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 | pub struct DateTime {}
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `datetime` is never used
[INFO] [stdout]    --> src/decoder/datatypes.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub fn datetime(_i: BitInput) -> ExiResult<BitInput, DateTime> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string` is never used
[INFO] [stdout]    --> src/decoder/datatypes.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 | pub fn string(i: BitInput) -> ExiResult<BitInput, String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TypeParser` is never used
[INFO] [stdout]    --> src/decoder/datatypes.rs:280:6
[INFO] [stdout]     |
[INFO] [stdout] 280 | type TypeParser<'a, O> = fn(BitInput<'a>) -> ExiResult<BitInput<'a>, O>;
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_list` is never used
[INFO] [stdout]    --> src/decoder/datatypes.rs:284:4
[INFO] [stdout]     |
[INFO] [stdout] 284 | fn parse_list<'a, F, O>(
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FragmentGrammar` is never constructed
[INFO] [stdout]    --> src/decoder/grammars.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub struct FragmentGrammar {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FragmentSubgrammar` is never used
[INFO] [stdout]    --> src/decoder/grammars.rs:167:6
[INFO] [stdout]     |
[INFO] [stdout] 167 | enum FragmentSubgrammar {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/decoder/grammars.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl FragmentGrammar {
[INFO] [stdout]     | -------------------- associated function in this implementation
[INFO] [stdout] 173 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_values` is never used
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn bound_values<B>(b: &B) -> Option<u64>
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lower_bound` is never used
[INFO] [stdout]   --> src/util.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn lower_bound<B>(b: &B) -> Option<i64>
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u32>, Infallible>
[INFO] [stdout]    --> src/decoder/datatypes.rs:262:36
[INFO] [stdout]     |
[INFO] [stdout] 262 |           let codepoints: Vec<u32> = codepoints
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 263 | |             .into_iter()
[INFO] [stdout] 264 | |             .map(u32::try_from)
[INFO] [stdout] 265 | |             .collect::<Result<_, _>>()
[INFO] [stdout]     | |______________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap_builder v4.5.17
[INFO] [stderr] error: could not compile `exi` (lib) due to 1 previous error; 23 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5bf1fdbea7711ebd51493dfab3e91d1b265ed8aacf5c5db27ec7b4ac19dbac81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf1fdbea7711ebd51493dfab3e91d1b265ed8aacf5c5db27ec7b4ac19dbac81", kill_on_drop: false }`
[INFO] [stdout] 5bf1fdbea7711ebd51493dfab3e91d1b265ed8aacf5c5db27ec7b4ac19dbac81
