[INFO] fetching crate qwt 0.3.1...
[INFO] testing qwt-0.3.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate qwt 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate qwt 0.3.1
[INFO] finished tweaking crates.io crate qwt 0.3.1
[INFO] tweaked toml for crates.io crate qwt 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qwt 0.3.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qwt 0.3.1 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minimum_redundancy v0.3.2
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[INFO] [stderr]   Downloaded zerocopy-derive v0.8.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de42057864f7f27b69900abe4aca125874becf1785998d9814da971ed72d192e
[INFO] running `Command { std: "docker" "start" "-a" "de42057864f7f27b69900abe4aca125874becf1785998d9814da971ed72d192e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7993396ae495761582dde1af118289a21a5676f704265cadf585ac5f0351793
[INFO] running `Command { std: "docker" "start" "-a" "b7993396ae495761582dde1af118289a21a5676f704265cadf585ac5f0351793", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
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[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling binout v0.3.0
[INFO] [stderr]    Compiling co_sort v0.2.0
[INFO] [stderr]    Compiling dyn_size_of v0.4.4
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[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling clap_builder v4.5.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling minimum_redundancy v0.3.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling generic-tests v0.1.3
[INFO] [stderr]    Compiling clap v4.5.32
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling qwt v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 478 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:487:5
[INFO] [stdout]     |
[INFO] [stdout] 487 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:551:5
[INFO] [stdout]     |
[INFO] [stdout] 551 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1373:5
[INFO] [stdout]      |
[INFO] [stdout] 1373 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1395:5
[INFO] [stdout]      |
[INFO] [stdout] 1395 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:589:5
[INFO] [stdout]     |
[INFO] [stdout] 589 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:620:5
[INFO] [stdout]     |
[INFO] [stdout] 620 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:693:5
[INFO] [stdout]     |
[INFO] [stdout] 693 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:730:5
[INFO] [stdout]     |
[INFO] [stdout] 730 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:783:5
[INFO] [stdout]     |
[INFO] [stdout] 783 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:839:5
[INFO] [stdout]     |
[INFO] [stdout] 839 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 532 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:619:5
[INFO] [stdout]     |
[INFO] [stdout] 619 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:650:5
[INFO] [stdout]     |
[INFO] [stdout] 650 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:700:5
[INFO] [stdout]     |
[INFO] [stdout] 700 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:750:5
[INFO] [stdout]     |
[INFO] [stdout] 750 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/binwt/mod.rs:314:5
[INFO] [stdout]     |
[INFO] [stdout] 314 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:440:5
[INFO] [stdout]     |
[INFO] [stdout] 440 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:459:5
[INFO] [stdout]     |
[INFO] [stdout] 459 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:484:5
[INFO] [stdout]     |
[INFO] [stdout] 484 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:528:5
[INFO] [stdout]     |
[INFO] [stdout] 528 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:316:18
[INFO] [stdout]     |
[INFO] [stdout] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |     pub fn iter(&self) -> BitVectorIter {
[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] 345 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1195:17
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1213:26
[INFO] [stdout]      |
[INFO] [stdout] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1232:18
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1238:27
[INFO] [stdout]      |
[INFO] [stdout] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1261:17
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     pub fn iter(&self) -> BitVectorIter {
[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] 1261 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]      |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:229:17
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:247:26
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:266:18
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:272:27
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |     pub fn iter(&self) -> BitVectorIter {
[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] 295 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.42s
[INFO] running `Command { std: "docker" "inspect" "b7993396ae495761582dde1af118289a21a5676f704265cadf585ac5f0351793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7993396ae495761582dde1af118289a21a5676f704265cadf585ac5f0351793", kill_on_drop: false }`
[INFO] [stdout] b7993396ae495761582dde1af118289a21a5676f704265cadf585ac5f0351793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 204cc66294647edac8046e14d86ac95f8c7d426459c6782bee8cc5d562f56b96
[INFO] running `Command { std: "docker" "start" "-a" "204cc66294647edac8046e14d86ac95f8c7d426459c6782bee8cc5d562f56b96", kill_on_drop: false }`
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 478 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:487:5
[INFO] [stdout]     |
[INFO] [stdout] 487 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:551:5
[INFO] [stdout]     |
[INFO] [stdout] 551 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1373:5
[INFO] [stdout]      |
[INFO] [stdout] 1373 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1395:5
[INFO] [stdout]      |
[INFO] [stdout] 1395 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:589:5
[INFO] [stdout]     |
[INFO] [stdout] 589 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:620:5
[INFO] [stdout]     |
[INFO] [stdout] 620 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:693:5
[INFO] [stdout]     |
[INFO] [stdout] 693 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:730:5
[INFO] [stdout]     |
[INFO] [stdout] 730 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:783:5
[INFO] [stdout]     |
[INFO] [stdout] 783 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:839:5
[INFO] [stdout]     |
[INFO] [stdout] 839 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 532 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:619:5
[INFO] [stdout]     |
[INFO] [stdout] 619 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:650:5
[INFO] [stdout]     |
[INFO] [stdout] 650 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:700:5
[INFO] [stdout]     |
[INFO] [stdout] 700 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:750:5
[INFO] [stdout]     |
[INFO] [stdout] 750 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/binwt/mod.rs:314:5
[INFO] [stdout]     |
[INFO] [stdout] 314 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:440:5
[INFO] [stdout]     |
[INFO] [stdout] 440 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:459:5
[INFO] [stdout]     |
[INFO] [stdout] 459 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:484:5
[INFO] [stdout]     |
[INFO] [stdout] 484 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:528:5
[INFO] [stdout]     |
[INFO] [stdout] 528 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:316:18
[INFO] [stdout]     |
[INFO] [stdout] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |     pub fn iter(&self) -> BitVectorIter {
[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] 345 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1195:17
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1213:26
[INFO] [stdout]      |
[INFO] [stdout] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1232:18
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1238:27
[INFO] [stdout]      |
[INFO] [stdout] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1261:17
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     pub fn iter(&self) -> BitVectorIter {
[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] 1261 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]      |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:229:17
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:247:26
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:266:18
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:272:27
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling qwt v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |     pub fn iter(&self) -> BitVectorIter {
[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] 295 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 478 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:487:5
[INFO] [stdout]     |
[INFO] [stdout] 487 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/bitvector/mod.rs:551:5
[INFO] [stdout]     |
[INFO] [stdout] 551 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1373:5
[INFO] [stdout]      |
[INFO] [stdout] 1373 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1395:5
[INFO] [stdout]      |
[INFO] [stdout] 1395 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]     --> src/bitvector/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     #[must_use]
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:589:5
[INFO] [stdout]     |
[INFO] [stdout] 589 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:620:5
[INFO] [stdout]     |
[INFO] [stdout] 620 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:693:5
[INFO] [stdout]     |
[INFO] [stdout] 693 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:730:5
[INFO] [stdout]     |
[INFO] [stdout] 730 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:783:5
[INFO] [stdout]     |
[INFO] [stdout] 783 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/huffqwt.rs:839:5
[INFO] [stdout]     |
[INFO] [stdout] 839 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 532 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:619:5
[INFO] [stdout]     |
[INFO] [stdout] 619 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:650:5
[INFO] [stdout]     |
[INFO] [stdout] 650 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:700:5
[INFO] [stdout]     |
[INFO] [stdout] 700 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/quadwt/mod.rs:750:5
[INFO] [stdout]     |
[INFO] [stdout] 750 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/binwt/mod.rs:314:5
[INFO] [stdout]     |
[INFO] [stdout] 314 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:440:5
[INFO] [stdout]     |
[INFO] [stdout] 440 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:459:5
[INFO] [stdout]     |
[INFO] [stdout] 459 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:484:5
[INFO] [stdout]     |
[INFO] [stdout] 484 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:528:5
[INFO] [stdout]     |
[INFO] [stdout] 528 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/darray/mod.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:316:18
[INFO] [stdout]     |
[INFO] [stdout] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bitvector/mod.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |     pub fn iter(&self) -> BitVectorIter {
[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] 345 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1195:17
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1213:26
[INFO] [stdout]      |
[INFO] [stdout] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]      |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1232:18
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1238:27
[INFO] [stdout]      |
[INFO] [stdout] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]      |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bitvector/mod.rs:1261:17
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     pub fn iter(&self) -> BitVectorIter {
[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] 1261 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]      |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:229:17
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[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] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:247:26
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[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] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:266:18
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[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] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:272:27
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[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] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/darray/mod.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |     pub fn iter(&self) -> BitVectorIter {
[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] 295 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "204cc66294647edac8046e14d86ac95f8c7d426459c6782bee8cc5d562f56b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204cc66294647edac8046e14d86ac95f8c7d426459c6782bee8cc5d562f56b96", kill_on_drop: false }`
[INFO] [stdout] 204cc66294647edac8046e14d86ac95f8c7d426459c6782bee8cc5d562f56b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc2cff9995ba06d1b5a944abfe1d10d6608bec72266c86d1923f49a192472a79
[INFO] running `Command { std: "docker" "start" "-a" "dc2cff9995ba06d1b5a944abfe1d10d6608bec72266c86d1923f49a192472a79", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stderr]    --> src/bitvector/mod.rs:455:5
[INFO] [stdout] running 64 tests
[INFO] [stderr]     |
[INFO] [stderr] 455 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/bitvector/mod.rs:478:5
[INFO] [stderr]     |
[INFO] [stderr] 478 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/bitvector/mod.rs:487:5
[INFO] [stderr]     |
[INFO] [stderr] 487 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/bitvector/mod.rs:551:5
[INFO] [stderr]     |
[INFO] [stderr] 551 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]     --> src/bitvector/mod.rs:1373:5
[INFO] [stderr]      |
[INFO] [stderr] 1373 |     #[must_use]
[INFO] [stderr]      |     ^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout] test bitvector::rs_narrow::tests::test_l1_bound ... ok
[INFO] [stderr]     --> src/bitvector/mod.rs:1395:5
[INFO] [stdout] test bitvector::rs_narrow::tests::test_l2_bound ... ok
[INFO] [stderr]      |
[INFO] [stdout] test binwt::tests::test_small ... ok
[INFO] [stderr] 1395 |     #[must_use]
[INFO] [stdout] test bitvector::rs_narrow::tests::test_select0 ... ok
[INFO] [stderr]      |     ^^^^^^^^^^^
[INFO] [stdout] test bitvector::rs_narrow::tests::test_n ... ok
[INFO] [stderr]      |
[INFO] [stdout] test bitvector::rs_wide::tests::test_select1 ... ok
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] test bitvector::tests::test_is_empty ... ok
[INFO] [stderr]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] test bitvector::rs_narrow::tests::test_select1_big ... ok
[INFO] [stderr] 
[INFO] [stdout] test bitvector::tests::test_from_iter ... ok
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]     --> src/bitvector/mod.rs:1404:5
[INFO] [stderr]      |
[INFO] [stderr] 1404 |     #[must_use]
[INFO] [stderr]      |     ^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:589:5
[INFO] [stderr]     |
[INFO] [stderr] 589 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:620:5
[INFO] [stderr]     |
[INFO] [stderr] 620 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:693:5
[INFO] [stderr]     |
[INFO] [stderr] 693 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:730:5
[INFO] [stderr]     |
[INFO] [stderr] 730 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:783:5
[INFO] [stderr]     |
[INFO] [stderr] 783 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/huffqwt.rs:839:5
[INFO] [stderr]     |
[INFO] [stderr] 839 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:532:5
[INFO] [stderr]     |
[INFO] [stderr] 532 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:566:5
[INFO] [stderr]     |
[INFO] [stderr] 566 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:619:5
[INFO] [stderr]     |
[INFO] [stderr] 619 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:650:5
[INFO] [stderr]     |
[INFO] [stderr] 650 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:700:5
[INFO] [stderr]     |
[INFO] [stderr] 700 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/quadwt/mod.rs:750:5
[INFO] [stderr]     |
[INFO] [stderr] 750 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/binwt/mod.rs:314:5
[INFO] [stderr]     |
[INFO] [stderr] 314 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:440:5
[INFO] [stderr]     |
[INFO] [stderr] 440 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:459:5
[INFO] [stderr]     |
[INFO] [stderr] 459 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:484:5
[INFO] [stderr]     |
[INFO] [stderr] 484 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:504:5
[INFO] [stderr]     |
[INFO] [stderr] 504 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:528:5
[INFO] [stderr]     |
[INFO] [stderr] 528 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/darray/mod.rs:603:5
[INFO] [stderr]     |
[INFO] [stderr] 603 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/bitvector/mod.rs:279:17
[INFO] [stderr]     |
[INFO] [stderr] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 279 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/bitvector/mod.rs:297:26
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]     |                          ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]     |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/bitvector/mod.rs:316:18
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/bitvector/mod.rs:322:27
[INFO] [stderr]     |
[INFO] [stderr] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]     |                           ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 322 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]     |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/bitvector/mod.rs:345:17
[INFO] [stderr]     |
[INFO] [stderr] 345 |     pub fn iter(&self) -> BitVectorIter {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 345 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/bitvector/mod.rs:1195:17
[INFO] [stderr]      |
[INFO] [stderr] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]      |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1195 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]      |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/bitvector/mod.rs:1213:26
[INFO] [stderr]      |
[INFO] [stderr] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]      |                          ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                          |
[INFO] [stderr]      |                          the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1213 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]      |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/bitvector/mod.rs:1232:18
[INFO] [stderr]      |
[INFO] [stderr] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]      |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                  |
[INFO] [stderr]      |                  the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1232 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]      |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/bitvector/mod.rs:1238:27
[INFO] [stderr]      |
[INFO] [stderr] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]      |                           ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                           |
[INFO] [stderr]      |                           the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1238 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]      |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/bitvector/mod.rs:1261:17
[INFO] [stderr]      |
[INFO] [stderr] 1261 |     pub fn iter(&self) -> BitVectorIter {
[INFO] [stderr]      |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1261 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stderr]      |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/darray/mod.rs:229:17
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn ones(&self) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/darray/mod.rs:247:26
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<true> {
[INFO] [stderr]     |                          ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn ones_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, true> {
[INFO] [stderr]     |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/darray/mod.rs:266:18
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn zeros(&self) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/darray/mod.rs:272:27
[INFO] [stderr]     |
[INFO] [stderr] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<false> {
[INFO] [stderr]     |                           ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 272 |     pub fn zeros_with_pos(&self, pos: usize) -> BitVectorBitPositionsIter<'_, false> {
[INFO] [stderr]     |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/darray/mod.rs:295:17
[INFO] [stderr]     |
[INFO] [stderr] 295 |     pub fn iter(&self) -> BitVectorIter {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 295 |     pub fn iter(&self) -> BitVectorIter<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `qwt` (lib) generated 41 warnings (run `cargo fix --lib -p qwt` to apply 41 suggestions)
[INFO] [stderr] warning: `qwt` (lib test) generated 41 warnings (41 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qwt-88f5745213425f27)
[INFO] [stdout] test bitvector::tests::test_get ... ok
[INFO] [stdout] test bitvector::tests::test_get_set_bits ... ok
[INFO] [stdout] test bitvector::tests::test_set_symbol ... ok
[INFO] [stdout] test binwt::tests::build_test ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_select1 ... ok
[INFO] [stdout] test bitvector::rs_wide::tests::test_select0 ... ok
[INFO] [stdout] test bitvector::tests::test_iter_zeros ... ok
[INFO] [stdout] test bitvector::tests::test_iter ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_select0_big ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_empty ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test_from_iterator ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test_serialize ... ok
[INFO] [stdout] test quadwt::tests::test_from_iterator ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test_small ... ok
[INFO] [stdout] test quadwt::tests::test_serialize ... ok
[INFO] [stdout] test quadwt::tests::test_small ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp256::test_from_wt ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp256::test_just_one_data_line ... ok
[INFO] [stdout] test darray::tests::test_select1 ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp256::test_small ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp512::test_from_wt ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp512::test_just_one_data_line ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_large_random ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_i128 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_i16 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_i32 ... ok
[INFO] [stdout] test bitvector::tests::test_iter_ones ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_i64 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_isize ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_i8 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_u128 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_u32 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_u64 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_u16 ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_usize ... ok
[INFO] [stdout] test qvector::tests::test_collect_and_iterator_u8 ... ok
[INFO] [stdout] test qvector::tests::test_empty ... ok
[INFO] [stdout] test qvector::tests::test_iterators ... ok
[INFO] [stdout] test utils::tests::test_select_in_word ... ok
[INFO] [stdout] test utils::tests::test_stable_partition_of_4 ... ok
[INFO] [stdout] test qvector::tests::test_data_line ... ok
[INFO] [stdout] test bitvector::rs_wide::tests::test_large_random_rank ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_random_select1 ... ok
[INFO] [stdout] test quadwt::tests::test_get ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp512::test_small ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test ... ok
[INFO] [stdout] test bitvector::rs_wide::tests::test_random_select1 ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test_get ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp256::test_boundaries ... ok
[INFO] [stdout] test qvector::rs_qvector::tests::testp512::test_boundaries ... ok
[INFO] [stdout] test darray::tests::test_select0 ... ok
[INFO] [stdout] test quadwt::tests::test ... ok
[INFO] [stdout] test bitvector::rs_narrow::tests::test_random_select0 ... ok
[INFO] [stdout] test quadwt::huffqwt::tests::test_big_sigma ... ok
[INFO] [stdout] test bitvector::rs_wide::tests::test_random_select0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/perf_darray.rs (/opt/rustwide/target/debug/deps/perf_darray-726c21db51a56a93)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/perf_rs_narrow.rs (/opt/rustwide/target/debug/deps/perf_rs_narrow-ffd6afd08726f915)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/perf_rs_qvector.rs (/opt/rustwide/target/debug/deps/perf_rs_qvector-0eb548bf11d0f05d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/perf_rs_wide.rs (/opt/rustwide/target/debug/deps/perf_rs_wide-f96ea7af66db08f1)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/perf_wavelet_tree.rs (/opt/rustwide/target/debug/deps/perf_wavelet_tree-dd00223cde79cb75)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qwt
[INFO] [stdout] 
[INFO] [stdout] running 113 tests
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector (line 573) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector (line 497) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::count_zeros (line 414) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector (line 537) ... ok
[INFO] [stdout] test src/binwt/mod.rs - binwt::WaveletTree<T,BRS,COMPRESSED>::is_empty (line 245) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::count_ones (line 398) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::is_empty (line 361) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::get_bits (line 192) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::ones (line 271) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::get_unchecked (line 470) ... ok
[INFO] [stdout] test src/binwt/mod.rs - binwt::WaveletTree<T,BRS,COMPRESSED>::new (line 96) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::get (line 445) ... ok
[INFO] [stdout] test src/binwt/mod.rs - binwt::WaveletTree<T,BRS,COMPRESSED>::iter (line 283) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::get_bits_unchecked (line 230) ... ok
[INFO] [stdout] test src/binwt/mod.rs - binwt::WaveletTree<T,BRS,COMPRESSED>::len (line 228) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut (line 1484) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::iter (line 330) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut (line 1434) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::ones_with_pos (line 287) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::zeros (line 305) ... ok
[INFO] [stdout] test src/binwt/mod.rs - binwt::WaveletTree<T,BRS,COMPRESSED>::n_levels (line 263) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut (line 1459) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::count_ones (line 1325) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::len (line 382) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::iter (line 1246) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::append_bits (line 912) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::new (line 815) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut (line 601) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::get (line 1365) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::get_word (line 1165) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVector::get_word (line 251) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::count_zeros (line 1343) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::get_bits_unchecked (line 1059) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::extend_with_zeros (line 959) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::len (line 1306) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::is_empty (line 1282) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::get_bits (line 1021) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::ones_with_pos (line 1203) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::with_capacity (line 830) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::set_bits (line 1119) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::set (line 982) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::ones (line 1185) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::push (line 872) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::get_unchecked (line 1388) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::zeros (line 1221) ... ok
[INFO] [stdout] test src/bitvector/mod.rs - bitvector::BitVectorMut::with_zeros (line 849) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::count_zeros (line 320) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT> (line 564) ... ok
[INFO] [stdout] test src/bitvector/rs_wide.rs - bitvector::rs_wide::RSWide::select0 (line 365) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::is_empty (line 354) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT> (line 589) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::new (line 190) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray (line 21) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::ones (line 219) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::get_unchecked (line 452) ... ok
[INFO] [stdout] test src/bitvector/rs_wide.rs - bitvector::rs_wide::RSWide::select1 (line 320) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::count_ones (line 303) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::iter (line 280) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::ones_with_pos (line 237) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::len (line 337) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::get (line 430) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::select1_unchecked (line 496) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::select1 (line 473) ... ok
[INFO] [stdout] test src/lib.rs - (line 184) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::select0_unchecked (line 542) ... ok
[INFO] [stdout] test src/lib.rs - (line 131) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::is_empty (line 253) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::zeros (line 255) ... ok
[INFO] [stdout] test src/darray/mod.rs - darray::DArray<SELECT0_SUPPORT>::select0 (line 516) ... ok
[INFO] [stdout] test src/lib.rs - (line 170) ... ok
[INFO] [stdout] test src/lib.rs - (line 118) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::get (line 578) ... ok
[INFO] [stdout] test src/lib.rs - (line 229) ... ok
[INFO] [stdout] test src/lib.rs - (line 146) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::iter (line 289) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_prefetch_unchecked (line 457) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::get_unchecked (line 608) ... ok
[INFO] [stdout] test src/lib.rs - (line 200) ... FAILED
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_prefetch (line 418) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::n_levels (line 271) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_unchecked (line 719) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::len (line 236) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank (line 680) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::new (line 116) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::select (line 769) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::is_empty (line 229) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::get (line 608) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::n_levels (line 246) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt (line 26) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::iter (line 264) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::len (line 187) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank (line 519) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::get_unchecked (line 638) ... ok
[INFO] [stdout] test src/qvector/mod.rs - qvector::QVector::len (line 160) ... ok
[INFO] [stdout] test src/quadwt/huffqwt.rs - quadwt::huffqwt::HuffQWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::new (line 100) ... ok
[INFO] [stdout] test src/qvector/mod.rs - qvector::QVector::get_unchecked (line 195) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_prefetch (line 382) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::select (line 686) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_unchecked (line 555) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::rank_prefetch_unchecked (line 418) ... ok
[INFO] [stdout] test src/qvector/mod.rs - qvector::QVector::iter (line 174) ... ok
[INFO] [stdout] test src/qvector/mod.rs - qvector::QVector::is_empty (line 147) ... ok
[INFO] [stdout] test src/quadwt/mod.rs - quadwt::QWaveletTree<T,RS,WITH_PREFETCH_SUPPORT>::sigma (line 208) ... ok
[INFO] [stdout] test src/qvector/mod.rs - qvector::QVector::get (line 218) ... ok
[INFO] [stdout] test src/utils/mod.rs - utils::select_in_word (line 112) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::get_unchecked (line 252) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::get (line 269) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::from (line 63) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::new (line 107) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::iter (line 37) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::select (line 328) ... ok
[INFO] [stdout] test src/qvector/rs_qvector.rs - qvector::rs_qvector::RSQVector<S>::rank (line 289) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 200) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (2431) panicked at src/lib.rs:20:52:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f6f97b09762 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f6f97b09762 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f6f97b09762 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f6f97b09762 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f6f97b1bd1a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f6f97b1bd1a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5f6f97b0d636 - std[3b51380354919863]::io::default_write_fmt::<std[3b51380354919863]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f6f97b0d636 - <std[3b51380354919863]::sys::stdio::unix::Stderr as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5f6f97af462f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f6f97af462f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f6f97b05711 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5f6f97b058cb - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5f6f97af46e8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5f6f97ae9b99 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5f6f97af4f0d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5f6f97b1c3ec - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5f6f97b1c162 - core[27de1724e4349be2]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5f6f97acb4a2 - rust_out[8e547ba4386cb4c9]::main::_doctest_main_src_lib_rs_200_0
[INFO] [stdout]   18:     0x5f6f97ac84d6 - rust_out[8e547ba4386cb4c9]::main
[INFO] [stdout]   19:     0x5f6f97ad29c3 - <fn() as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x5f6f97aaef26 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x5f6f97ac7949 - std[3b51380354919863]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x5f6f97b04d06 - <&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5f6f97b04d06 - std[3b51380354919863]::panicking::catch_unwind::do_call::<&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x5f6f97b04d06 - std[3b51380354919863]::panicking::catch_unwind::<i32, &dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x5f6f97b04d06 - std[3b51380354919863]::panic::catch_unwind::<&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5f6f97b04d06 - std[3b51380354919863]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5f6f97b04d06 - std[3b51380354919863]::panicking::catch_unwind::do_call::<std[3b51380354919863]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5f6f97b04d06 - std[3b51380354919863]::panicking::catch_unwind::<isize, std[3b51380354919863]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5f6f97b04d06 - std[3b51380354919863]::panic::catch_unwind::<std[3b51380354919863]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5f6f97b04d06 - std[3b51380354919863]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5f6f97aaddf1 - std[3b51380354919863]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x5f6f97ad2e75 - main
[INFO] [stdout]   33:     0x771e326421ca - <unknown>
[INFO] [stdout]   34:     0x771e3264228b - __libc_start_main
[INFO] [stdout]   35:     0x5f6f97aac435 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 200)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 112 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "dc2cff9995ba06d1b5a944abfe1d10d6608bec72266c86d1923f49a192472a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2cff9995ba06d1b5a944abfe1d10d6608bec72266c86d1923f49a192472a79", kill_on_drop: false }`
[INFO] [stdout] dc2cff9995ba06d1b5a944abfe1d10d6608bec72266c86d1923f49a192472a79
