[INFO] fetching crate bustools_core 0.14.1...
[INFO] checking bustools_core-0.14.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bustools_core 0.14.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bustools_core 0.14.1
[INFO] finished tweaking crates.io crate bustools_core 0.14.1
[INFO] tweaked toml for crates.io crate bustools_core 0.14.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bustools_core 0.14.1 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 crates.io crate bustools_core 0.14.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5708362c89db056dfca4e4a8cece97a5ad57dab8430c161ce36ac86ac939ba49
[INFO] running `Command { std: "docker" "start" "-a" "5708362c89db056dfca4e4a8cece97a5ad57dab8430c161ce36ac86ac939ba49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5708362c89db056dfca4e4a8cece97a5ad57dab8430c161ce36ac86ac939ba49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5708362c89db056dfca4e4a8cece97a5ad57dab8430c161ce36ac86ac939ba49", kill_on_drop: false }`
[INFO] [stdout] 5708362c89db056dfca4e4a8cece97a5ad57dab8430c161ce36ac86ac939ba49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7e73580d0f52a673fe871ce14fb451e82c6b1408c8fb585266fec59102f92aa2
[INFO] running `Command { std: "docker" "start" "-a" "7e73580d0f52a673fe871ce14fb451e82c6b1408c8fb585266fec59102f92aa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]     Checking clap_builder v4.5.47
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking bitpacking v0.9.2
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking tempfile v3.22.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking clap v4.5.47
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.12
[INFO] [stderr]    Compiling rkyv_derive v0.7.45
[INFO] [stderr]     Checking fastfibonacci v1.3.0
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking insta v1.43.2
[INFO] [stderr]     Checking newpfd v0.8.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking bustools_core v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ecs`
[INFO] [stdout]    --> src/busz/decode2.rs:308:18
[INFO] [stdout]     |
[INFO] [stdout] 308 |             let (ecs, bits_consumed) = newpfd::newpfd_bitvec::decode(remainder_little_endian_32, self.n_elements, PFD_BLOCKSIZE);
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_ecs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_consumed`
[INFO] [stdout]    --> src/busz/decode2.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 |             let bytes_consumed = bits_consumed / 8;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_consumed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/io.rs:479:5
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub struct BusWriterPlain {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 478 |     writer: BufWriter<File>,
[INFO] [stdout] 479 |     header: BusHeader,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_current_min_items_and_indices_old` and `get_current_min_items_and_indices` are never used
[INFO] [stdout]    --> src/merger.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 191 | / impl<I, T, K> MultiIterator<I, T, K>
[INFO] [stdout] 192 | | where
[INFO] [stdout] 193 | |     I: Iterator<Item = (K, T)>,
[INFO] [stdout] 194 | |     T: Debug,
[INFO] [stdout] 195 | |     K: Ord + Eq + Debug + Copy,
[INFO] [stdout]     | |_______________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 236 |       fn get_current_min_items_and_indices_old(&mut self) -> (K, Vec<usize>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |       fn get_current_min_items_and_indices(&self) -> (K, Vec<usize>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `busz_header` is never read
[INFO] [stdout]   --> src/busz/decode.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct BuszReader <'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 32 |     params: BusParams,
[INFO] [stdout] 33 |     busz_header: BuszHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decompress_busfile` is never used
[INFO] [stdout]    --> src/busz/decode.rs:640:8
[INFO] [stdout]     |
[INFO] [stdout] 640 | pub fn decompress_busfile(input: &str, output: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compress_busfile` is never used
[INFO] [stdout]    --> src/busz/encode.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn compress_busfile(input: &str, output: &str, blocksize: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `params` is never read
[INFO] [stdout]    --> src/busz/encode.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub struct BuszWriter {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 206 |     params: BusParams,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_endian8_swap_endian4_inplace` is never used
[INFO] [stdout]   --> src/busz/utils.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub (crate) fn swap_endian8_swap_endian4_inplace(x: &mut [u8]) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]   --> src/busz/runlength_codec.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RunlengthCodec {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn decode(&self, input: Vec<u64>) -> Vec<u64>{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `busz_header` is never read
[INFO] [stdout]   --> src/busz/decode2.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct BuszReader <'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     params: BusParams,
[INFO] [stdout] 10 |     busz_header: BuszHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BusRecord, std::convert::Infallible>
[INFO] [stdout]   --> src/io.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let s:BusRecord = archived.deserialize(&mut rkyv::Infallible).unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io.rs:610:25
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn get_iterator(&self) -> BusReader {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn get_iterator(&self) -> BusReader<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/busz/decode.rs:215:34
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn fibonacci_factory(stream: &BuszBitSlice) -> fastfibonacci::bit_decode::fast::FastFibonacciDecoder<u8>{
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn fibonacci_factory(stream: &BuszBitSlice) -> fastfibonacci::bit_decode::fast::FastFibonacciDecoder<'_, u8>{
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bustools_core` (lib) due to 1 previous error; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e73580d0f52a673fe871ce14fb451e82c6b1408c8fb585266fec59102f92aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e73580d0f52a673fe871ce14fb451e82c6b1408c8fb585266fec59102f92aa2", kill_on_drop: false }`
[INFO] [stdout] 7e73580d0f52a673fe871ce14fb451e82c6b1408c8fb585266fec59102f92aa2
