[INFO] fetching crate msgpack-tracing 0.1.2...
[INFO] testing msgpack-tracing-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate msgpack-tracing 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate msgpack-tracing 0.1.2
[INFO] finished tweaking crates.io crate msgpack-tracing 0.1.2
[INFO] tweaked toml for crates.io crate msgpack-tracing 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate msgpack-tracing 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate msgpack-tracing 0.1.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d42fa8424633c55a427b12073b324792fb3d627a839f831fa8f87c2593636dfa
[INFO] running `Command { std: "docker" "start" "-a" "d42fa8424633c55a427b12073b324792fb3d627a839f831fa8f87c2593636dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d42fa8424633c55a427b12073b324792fb3d627a839f831fa8f87c2593636dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42fa8424633c55a427b12073b324792fb3d627a839f831fa8f87c2593636dfa", kill_on_drop: false }`
[INFO] [stdout] d42fa8424633c55a427b12073b324792fb3d627a839f831fa8f87c2593636dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46f6ac62f29f2ae6b6157ea8b555a502046e4c39204d46e965a91e90d3490397
[INFO] running `Command { std: "docker" "start" "-a" "46f6ac62f29f2ae6b6157ea8b555a502046e4c39204d46e965a91e90d3490397", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling msgpack-tracing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<SpanRecords> {
[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] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<'_, SpanRecords> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<SpanRecords>> {
[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] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<'_, SpanRecords>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:222:22
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction>> {
[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] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction>> {
[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] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction<'_>>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:405:23
[INFO] [stdout]     |
[INFO] [stdout] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString> {
[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] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString<'_>> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn as_ref(&self) -> FieldValue<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |         |          |
[INFO] [stdout]     |                   |         |          the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 140 |     pub fn as_ref(&self) -> FieldValue<'_, &str> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:208:19
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn as_ref(&self) -> Value<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^
[INFO] [stdout]     |                   |         |     |
[INFO] [stdout]     |                   |         |     the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 208 |     pub fn as_ref(&self) -> Value<'_, &str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.53s
[INFO] running `Command { std: "docker" "inspect" "46f6ac62f29f2ae6b6157ea8b555a502046e4c39204d46e965a91e90d3490397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f6ac62f29f2ae6b6157ea8b555a502046e4c39204d46e965a91e90d3490397", kill_on_drop: false }`
[INFO] [stdout] 46f6ac62f29f2ae6b6157ea8b555a502046e4c39204d46e965a91e90d3490397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ab589c8ef4a9a928f36aaadf74590f0f2b742edad175109e5385811055b397
[INFO] running `Command { std: "docker" "start" "-a" "a0ab589c8ef4a9a928f36aaadf74590f0f2b742edad175109e5385811055b397", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<SpanRecords> {
[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] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<'_, SpanRecords> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<SpanRecords>> {
[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] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<'_, SpanRecords>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:222:22
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction>> {
[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] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction>> {
[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] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction<'_>>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:405:23
[INFO] [stdout]     |
[INFO] [stdout] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString> {
[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] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString<'_>> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn as_ref(&self) -> FieldValue<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |         |          |
[INFO] [stdout]     |                   |         |          the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 140 |     pub fn as_ref(&self) -> FieldValue<'_, &str> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:208:19
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn as_ref(&self) -> Value<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^
[INFO] [stdout]     |                   |         |     |
[INFO] [stdout]     |                   |         |     the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 208 |     pub fn as_ref(&self) -> Value<'_, &str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling msgpack-tracing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<SpanRecords> {
[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] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<'_, SpanRecords> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/printer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<SpanRecords>> {
[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] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<'_, SpanRecords>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:222:22
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction>> {
[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] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction<'_>>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction>> {
[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] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction<'_>>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/storage.rs:405:23
[INFO] [stdout]     |
[INFO] [stdout] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString> {
[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] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString<'_>> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn as_ref(&self) -> FieldValue<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |         |          |
[INFO] [stdout]     |                   |         |          the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 140 |     pub fn as_ref(&self) -> FieldValue<'_, &str> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tape.rs:208:19
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn as_ref(&self) -> Value<&str> {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^
[INFO] [stdout]     |                   |         |     |
[INFO] [stdout]     |                   |         |     the same lifetime is elided here
[INFO] [stdout]     |                   |         the same lifetime is hidden here
[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] 208 |     pub fn as_ref(&self) -> Value<'_, &str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "a0ab589c8ef4a9a928f36aaadf74590f0f2b742edad175109e5385811055b397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ab589c8ef4a9a928f36aaadf74590f0f2b742edad175109e5385811055b397", kill_on_drop: false }`
[INFO] [stdout] a0ab589c8ef4a9a928f36aaadf74590f0f2b742edad175109e5385811055b397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9109871c6a5021a6c87d85dd337d393fdd376a099ec08a8bbfc348b1ac10a8cb
[INFO] running `Command { std: "docker" "start" "-a" "9109871c6a5021a6c87d85dd337d393fdd376a099ec08a8bbfc348b1ac10a8cb", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/printer.rs:33:17
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<SpanRecords> {
[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] 33 |     fn get_span(&self, span: NonZeroU64) -> Cow<'_, SpanRecords> {
[INFO] [stderr]    |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/printer.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<SpanRecords>> {
[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] 58 |     fn span_from_root(&self, span: NonZeroU64) -> Vec<Cow<'_, SpanRecords>> {
[INFO] [stderr]    |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/storage.rs:222:22
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction>> {
[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] 222 |     pub fn fetch_one(&mut self) -> io::Result<Option<Instruction<'_>>> {
[INFO] [stderr]     |                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/storage.rs:283:29
[INFO] [stderr]     |
[INFO] [stderr] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction>> {
[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] 283 |     pub fn fetch_one_cached(&mut self) -> io::Result<Option<CacheInstruction<'_>>> {
[INFO] [stderr]     |                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/storage.rs:405:23
[INFO] [stderr]     |
[INFO] [stderr] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString> {
[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] 405 |     fn read_cache_str(&mut self) -> io::Result<CacheString<'_>> {
[INFO] [stderr]     |                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tape.rs:140:19
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn as_ref(&self) -> FieldValue<&str> {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |         |          |
[INFO] [stderr]     |                   |         |          the same lifetime is elided here
[INFO] [stderr]     |                   |         the same lifetime is hidden here
[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] 140 |     pub fn as_ref(&self) -> FieldValue<'_, &str> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tape.rs:208:19
[INFO] [stderr]     |
[INFO] [stderr] 208 |     pub fn as_ref(&self) -> Value<&str> {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^^^^^^
[INFO] [stderr]     |                   |         |     |
[INFO] [stderr]     |                   |         |     the same lifetime is elided here
[INFO] [stderr]     |                   |         the same lifetime is hidden here
[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] 208 |     pub fn as_ref(&self) -> Value<'_, &str> {
[INFO] [stderr]     |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `msgpack-tracing` (lib) generated 7 warnings (run `cargo fix --lib -p msgpack-tracing` to apply 7 suggestions)
[INFO] [stderr] warning: `msgpack-tracing` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/msgpack_tracing-2a52a3a6593fc98b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test printer::tests::log_levels_ident ... ok
[INFO] [stdout] test printer::tests::print_debug ... ok
[INFO] [stdout] test rotate::tests::extract_logs ... ok
[INFO] [stdout] test printer::tests::span_print ... ok
[INFO] [stdout] test printer::tests::message_field_name_is_omitted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests msgpack_tracing
[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" "9109871c6a5021a6c87d85dd337d393fdd376a099ec08a8bbfc348b1ac10a8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9109871c6a5021a6c87d85dd337d393fdd376a099ec08a8bbfc348b1ac10a8cb", kill_on_drop: false }`
[INFO] [stdout] 9109871c6a5021a6c87d85dd337d393fdd376a099ec08a8bbfc348b1ac10a8cb
