[INFO] fetching crate hls_m3u8 0.5.1...
[INFO] checking hls_m3u8-0.5.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hls_m3u8 0.5.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate hls_m3u8 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hls_m3u8 0.5.1
[INFO] tweaked toml for crates.io crate hls_m3u8 0.5.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hls_m3u8 0.5.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hls_m3u8 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 939a4e7b3446e0ddb8709aae4893e9d97ad91291e38cc04c626d2eaa4b0a5f54
[INFO] running `Command { std: "docker" "start" "-a" "939a4e7b3446e0ddb8709aae4893e9d97ad91291e38cc04c626d2eaa4b0a5f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "939a4e7b3446e0ddb8709aae4893e9d97ad91291e38cc04c626d2eaa4b0a5f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939a4e7b3446e0ddb8709aae4893e9d97ad91291e38cc04c626d2eaa4b0a5f54", kill_on_drop: false }`
[INFO] [stdout] 939a4e7b3446e0ddb8709aae4893e9d97ad91291e38cc04c626d2eaa4b0a5f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 699cff1deaa99bd295fb504a9d1a28216a36a7da1335509f0050256cece35585
[INFO] running `Command { std: "docker" "start" "-a" "699cff1deaa99bd295fb504a9d1a28216a36a7da1335509f0050256cece35585", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking clap_builder v4.5.35
[INFO] [stderr]     Checking no-std-compat v0.2.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking pulldown-cmark v0.9.6
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking stable-vec v0.4.1
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking clap v4.5.35
[INFO] [stderr]    Compiling hashmap_derive v0.1.0
[INFO] [stderr]    Compiling from_map v0.1.0
[INFO] [stderr]    Compiling shorthand v0.1.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling automod v1.0.15
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking hls_m3u8 v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/tags/media_segment/byte_range.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[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/tags/media_segment/byte_range.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     #[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/types/byte_range.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[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/types/byte_range.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     #[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/types/key_format_versions.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 |     #[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/types/key_format_versions.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     #[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] [stderr]     Checking icu_properties v1.5.1
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]    --> src/tags/master_playlist/variant_stream.rs:366:48
[INFO] [stdout]     |
[INFO] [stdout] 366 |                         closed_captions = Some(ClosedCaptions::try_from(value).unwrap());
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:93:62
[INFO] [stdout]    |
[INFO] [stdout] 93 |       fn try_from(input: &'a str) -> Result<Self, Self::Error> {
[INFO] [stdout]    |  ______________________________________________________________^
[INFO] [stdout] 94 | |         if input.trim() == "NONE" {
[INFO] [stdout] 95 | |             Ok(Self::None)
[INFO] [stdout] 96 | |         } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 99 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | /         if input.trim() == "NONE" {
[INFO] [stdout] 95 | |             Ok(Self::None)
[INFO] [stdout] 96 | |         } else {
[INFO] [stdout] 97 | |             Ok(Self::GroupId(unquote(input)))
[INFO] [stdout] 98 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 |           if input.trim() == "NONE" {
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 95 | |             Ok(Self::None)
[INFO] [stdout] 96 | |         } else {
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Ok(Self::None)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |           } else {
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 97 | |             Ok(Self::GroupId(unquote(input)))
[INFO] [stdout] 98 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<closed_captions::ClosedCaptions<'_>, Infallible>
[INFO] [stdout]   --> src/types/closed_captions.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             Ok(Self::GroupId(unquote(input)))
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hls_m3u8` (lib) due to 7 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "699cff1deaa99bd295fb504a9d1a28216a36a7da1335509f0050256cece35585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699cff1deaa99bd295fb504a9d1a28216a36a7da1335509f0050256cece35585", kill_on_drop: false }`
[INFO] [stdout] 699cff1deaa99bd295fb504a9d1a28216a36a7da1335509f0050256cece35585
