[INFO] fetching crate ringhopper 0.1.3...
[INFO] testing ringhopper-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ringhopper 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ringhopper 0.1.3
[INFO] finished tweaking crates.io crate ringhopper 0.1.3
[INFO] tweaked toml for crates.io crate ringhopper 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringhopper 0.1.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding tiff v0.7.4 (available: v0.11.3)
[INFO] [stderr]       Adding windows v0.43.0 (available: v0.62.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35634157c0b095dc4ae9e8aa506bd8430ab7d7b71f4bd112d29c5b2b5a1e3e98
[INFO] running `Command { std: "docker" "start" "-a" "35634157c0b095dc4ae9e8aa506bd8430ab7d7b71f4bd112d29c5b2b5a1e3e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35634157c0b095dc4ae9e8aa506bd8430ab7d7b71f4bd112d29c5b2b5a1e3e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35634157c0b095dc4ae9e8aa506bd8430ab7d7b71f4bd112d29c5b2b5a1e3e98", kill_on_drop: false }`
[INFO] [stdout] 35634157c0b095dc4ae9e8aa506bd8430ab7d7b71f4bd112d29c5b2b5a1e3e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb773077460b6ed9eec57314f206be489af2d4da90914c2d4eab52deca2e51a7
[INFO] running `Command { std: "docker" "start" "-a" "fb773077460b6ed9eec57314f206be489af2d4da90914c2d4eab52deca2e51a7", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling texpresso v2.0.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ringhopper-proc v0.1.3
[INFO] [stderr]    Compiling rat-in-a-tube-definitions v0.2.3
[INFO] [stderr]    Compiling rat-in-a-tube v0.2.3
[INFO] [stderr]    Compiling ringhopper v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut {
[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] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn get_value(&self) -> ValueReference {
[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] 198 |     pub fn get_value(&self) -> ValueReference<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:277:23
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn field_at_index(&self, index: usize) -> TagField;
[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] 277 |     fn field_at_index(&self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:280:27
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField;
[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] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.18s
[INFO] running `Command { std: "docker" "inspect" "fb773077460b6ed9eec57314f206be489af2d4da90914c2d4eab52deca2e51a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb773077460b6ed9eec57314f206be489af2d4da90914c2d4eab52deca2e51a7", kill_on_drop: false }`
[INFO] [stdout] fb773077460b6ed9eec57314f206be489af2d4da90914c2d4eab52deca2e51a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7e1a4a55c6ab641dc391bed16c33540ac4fa17832627fbcd5e8c42639345208
[INFO] running `Command { std: "docker" "start" "-a" "d7e1a4a55c6ab641dc391bed16c33540ac4fa17832627fbcd5e8c42639345208", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut {
[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] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn get_value(&self) -> ValueReference {
[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] 198 |     pub fn get_value(&self) -> ValueReference<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:277:23
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn field_at_index(&self, index: usize) -> TagField;
[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] 277 |     fn field_at_index(&self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:280:27
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField;
[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] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling tiff v0.7.4
[INFO] [stderr]    Compiling ringhopper v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/types/tag/tests.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut vector_level_1_0 = match value_level_1_0.get_value() {
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/types/tag/tests.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut vector_level_1_1 = match block_level_1_1.field_at_index_mut(0).field {
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/types/tag/tests.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut vector_level_2_0 = match value_level_2_0.get_value() {
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut {
[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] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn get_value(&self) -> ValueReference {
[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] 198 |     pub fn get_value(&self) -> ValueReference<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:277:23
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn field_at_index(&self, index: usize) -> TagField;
[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] 277 |     fn field_at_index(&self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/types/tag/mod.rs:280:27
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField;
[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] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_>;
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/tag/tests.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn field_at_index(&self, index: usize) -> TagField {
[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] 16 |     fn field_at_index(&self, index: usize) -> TagField<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/tag/tests.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn field_at_index_mut(&mut self, index: usize) -> TagField {
[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] 33 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_> {
[INFO] [stdout]    |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/engines/h1/tag_loading/serialize/tests.rs:210:27
[INFO] [stdout]     |
[INFO] [stdout] 210 |         fn field_at_index(&self, _: usize) -> TagField { unimplemented!() }
[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] 210 |         fn field_at_index(&self, _: usize) -> TagField<'_> { unimplemented!() }
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/engines/h1/tag_loading/serialize/tests.rs:211:31
[INFO] [stdout]     |
[INFO] [stdout] 211 |         fn field_at_index_mut(&mut self, _: usize) -> TagField { unimplemented!() }
[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] 211 |         fn field_at_index_mut(&mut self, _: usize) -> TagField<'_> { unimplemented!() }
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.75s
[INFO] running `Command { std: "docker" "inspect" "d7e1a4a55c6ab641dc391bed16c33540ac4fa17832627fbcd5e8c42639345208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e1a4a55c6ab641dc391bed16c33540ac4fa17832627fbcd5e8c42639345208", kill_on_drop: false }`
[INFO] [stdout] d7e1a4a55c6ab641dc391bed16c33540ac4fa17832627fbcd5e8c42639345208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab5af6acdf03900c8a1b0cfa9f899722c60054fd0ebff3b1d4feeb2f4ab096a1
[INFO] running `Command { std: "docker" "start" "-a" "ab5af6acdf03900c8a1b0cfa9f899722c60054fd0ebff3b1d4feeb2f4ab096a1", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/types/tag/mod.rs:153:22
[INFO] [stderr]     |
[INFO] [stderr] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut {
[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] 153 |     pub fn get_value(&mut self) -> ValueReferenceMut<'_> {
[INFO] [stderr]     |                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/types/tag/mod.rs:198:22
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn get_value(&self) -> ValueReference {
[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] 198 |     pub fn get_value(&self) -> ValueReference<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/types/tag/mod.rs:277:23
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn field_at_index(&self, index: usize) -> TagField;
[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] 277 |     fn field_at_index(&self, index: usize) -> TagField<'_>;
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/types/tag/mod.rs:280:27
[INFO] [stderr]     |
[INFO] [stderr] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField;
[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] 280 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_>;
[INFO] [stderr]     |                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/types/tag/tests.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let mut vector_level_1_0 = match value_level_1_0.get_value() {
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/types/tag/tests.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut vector_level_1_1 = match block_level_1_1.field_at_index_mut(0).field {
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/types/tag/tests.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut vector_level_2_0 = match value_level_2_0.get_value() {
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/tag/tests.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn field_at_index(&self, index: usize) -> TagField {
[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] 16 |     fn field_at_index(&self, index: usize) -> TagField<'_> {
[INFO] [stderr]    |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/tag/tests.rs:33:27
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn field_at_index_mut(&mut self, index: usize) -> TagField {
[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] 33 |     fn field_at_index_mut(&mut self, index: usize) -> TagField<'_> {
[INFO] [stderr]    |                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/engines/h1/tag_loading/serialize/tests.rs:210:27
[INFO] [stderr]     |
[INFO] [stderr] 210 |         fn field_at_index(&self, _: usize) -> TagField { unimplemented!() }
[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] 210 |         fn field_at_index(&self, _: usize) -> TagField<'_> { unimplemented!() }
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/engines/h1/tag_loading/serialize/tests.rs:211:31
[INFO] [stderr]     |
[INFO] [stderr] 211 |         fn field_at_index_mut(&mut self, _: usize) -> TagField { unimplemented!() }
[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] 211 |         fn field_at_index_mut(&mut self, _: usize) -> TagField<'_> { unimplemented!() }
[INFO] [stderr]     |                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ringhopper` (lib) generated 4 warnings (run `cargo fix --lib -p ringhopper` to apply 4 suggestions)
[INFO] [stderr] warning: `ringhopper` (lib test) generated 11 warnings (4 duplicates) (run `cargo fix --lib -p ringhopper --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringhopper-dd31f2a1a2ab8e36)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test crc::tests::crc32_full_test ... ok
[INFO] [stdout] test bitmap::compression::tests::test_dxt_size ... ok
[INFO] [stdout] test bitmap::compression::tests::test_encoding_decoding_match ... ok
[INFO] [stdout] test crc::tests::crc32_empty_test ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_block_array ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_color_ints_from_into_h1 ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_primitives_from_into_h1 ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_macro_generated_vectors_from_into_h1 ... ok
[INFO] [stdout] test engines::h1::jms::tests::test_parsing ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_string32_from_into_h1 ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_tag_reference ... ok
[INFO] [stdout] test types::color::tests::test_16_bit_color_components ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_unicode_string_list ... ok
[INFO] [stdout] test engines::h1::types::groups::tests::test_tag_groups_are_sorted ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_loading_functions ... ok
[INFO] [stdout] test engines::h1::types::model::tests::test_float_compression ... ok
[INFO] [stdout] test engines::h1::tag_loading::serialize::tests::test_serialize_data_array ... ok
[INFO] [stdout] test types::tag::tests::test_access ... ok
[INFO] [stdout] test types::color::tests::test_vector_normalize_generational_loss ... ok
[INFO] [stdout] test types::color::tests::test_component_conversion ... ok
[INFO] [stdout] test crc::tests::crc32_with_init_test ... ok
[INFO] [stdout] test types::tag::tests::test_tag_references ... ok
[INFO] [stdout] test bitmap::color_plate::tests::test_cubemap ... ok
[INFO] [stdout] test types::trig::tests::test_distance_from_plane ... ok
[INFO] [stdout] test types::trig::tests::test_distance_from_point ... ok
[INFO] [stdout] test types::trig::tests::test_intersect_2d ... ok
[INFO] [stdout] test types::trig::tests::test_intersect_3d ... ok
[INFO] [stdout] test types::trig::tests::test_normalize ... ok
[INFO] [stdout] test types::color::tests::test_16_bit_colors_are_equal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ringhopper
[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] running `Command { std: "docker" "inspect" "ab5af6acdf03900c8a1b0cfa9f899722c60054fd0ebff3b1d4feeb2f4ab096a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5af6acdf03900c8a1b0cfa9f899722c60054fd0ebff3b1d4feeb2f4ab096a1", kill_on_drop: false }`
[INFO] [stdout] ab5af6acdf03900c8a1b0cfa9f899722c60054fd0ebff3b1d4feeb2f4ab096a1
