[INFO] fetching crate nail 0.4.0...
[INFO] testing nail-0.4.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate nail 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nail 0.4.0
[INFO] finished tweaking crates.io crate nail 0.4.0
[INFO] tweaked toml for crates.io crate nail 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nail 0.4.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nail 0.4.0 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" "+1.91.0" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.12.0
[INFO] [stderr]   Downloaded thiserror v1.0.61
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[INFO] [stderr]   Downloaded libnail v0.4.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dcbc59f9af7362c7ecfcd2d75a80976cbf899ee716ac78c356e3ba975bd7cdd
[INFO] running `Command { std: "docker" "start" "-a" "6dcbc59f9af7362c7ecfcd2d75a80976cbf899ee716ac78c356e3ba975bd7cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dcbc59f9af7362c7ecfcd2d75a80976cbf899ee716ac78c356e3ba975bd7cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dcbc59f9af7362c7ecfcd2d75a80976cbf899ee716ac78c356e3ba975bd7cdd", kill_on_drop: false }`
[INFO] [stdout] 6dcbc59f9af7362c7ecfcd2d75a80976cbf899ee716ac78c356e3ba975bd7cdd
[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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f8793d89bb66f563e670dc1780cd14d8f9f24fc884342b3eeecf0571bcc6fa
[INFO] running `Command { std: "docker" "start" "-a" "53f8793d89bb66f563e670dc1780cd14d8f9f24fc884342b3eeecf0571bcc6fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling cc v1.1.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling buffer-redux v1.0.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling terminal_size v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling color-backtrace v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling seq_io v0.3.2
[INFO] [stderr]    Compiling libnail v0.4.0
[INFO] [stderr]    Compiling nail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ProfileNotFoundError` is never constructed
[INFO] [stdout]   --> src/pipeline/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ProfileNotFoundError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TargetNotFoundError` is never constructed
[INFO] [stdout]   --> src/pipeline/mod.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct TargetNotFoundError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AllocationSize` is never used
[INFO] [stdout]   --> src/stats.rs:61:11
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub trait AllocationSize {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/mod.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn iter(&self) -> SequenceDatabaseIter;
[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] 79 |     fn iter(&self) -> SequenceDatabaseIter<'_>;
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io/mod.rs:314:13
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn iter(&self) -> SequenceDatabaseIter {
[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] 314 |     fn iter(&self) -> SequenceDatabaseIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/rayon.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter {
[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] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.17s
[INFO] running `Command { std: "docker" "inspect" "53f8793d89bb66f563e670dc1780cd14d8f9f24fc884342b3eeecf0571bcc6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f8793d89bb66f563e670dc1780cd14d8f9f24fc884342b3eeecf0571bcc6fa", kill_on_drop: false }`
[INFO] [stdout] 53f8793d89bb66f563e670dc1780cd14d8f9f24fc884342b3eeecf0571bcc6fa
[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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b75fdbfd5b0f8594281308fe178e76e5be0b87faf133e66973b247c66d6159a3
[INFO] running `Command { std: "docker" "start" "-a" "b75fdbfd5b0f8594281308fe178e76e5be0b87faf133e66973b247c66d6159a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ProfileNotFoundError` is never constructed
[INFO] [stdout]   --> src/pipeline/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ProfileNotFoundError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TargetNotFoundError` is never constructed
[INFO] [stdout]   --> src/pipeline/mod.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct TargetNotFoundError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AllocationSize` is never used
[INFO] [stdout]   --> src/stats.rs:61:11
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub trait AllocationSize {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/mod.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn iter(&self) -> SequenceDatabaseIter;
[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] 79 |     fn iter(&self) -> SequenceDatabaseIter<'_>;
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/io/mod.rs:314:13
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn iter(&self) -> SequenceDatabaseIter {
[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] 314 |     fn iter(&self) -> SequenceDatabaseIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/rayon.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter {
[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] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "b75fdbfd5b0f8594281308fe178e76e5be0b87faf133e66973b247c66d6159a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75fdbfd5b0f8594281308fe178e76e5be0b87faf133e66973b247c66d6159a3", kill_on_drop: false }`
[INFO] [stdout] b75fdbfd5b0f8594281308fe178e76e5be0b87faf133e66973b247c66d6159a3
[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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0076cb81875d2afa868c54ad9305a32e019d86e2faed6aacfb17c2d4f9dbdae
[INFO] running `Command { std: "docker" "start" "-a" "a0076cb81875d2afa868c54ad9305a32e019d86e2faed6aacfb17c2d4f9dbdae", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ProfileNotFoundError` is never constructed
[INFO] [stderr]   --> src/pipeline/mod.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct ProfileNotFoundError {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TargetNotFoundError` is never constructed
[INFO] [stderr]   --> src/pipeline/mod.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct TargetNotFoundError {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `AllocationSize` is never used
[INFO] [stderr]   --> src/stats.rs:61:11
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub trait AllocationSize {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/io/mod.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn iter(&self) -> SequenceDatabaseIter;
[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] 79 |     fn iter(&self) -> SequenceDatabaseIter<'_>;
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/io/mod.rs:314:13
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn iter(&self) -> SequenceDatabaseIter {
[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] 314 |     fn iter(&self) -> SequenceDatabaseIter<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/io/rayon.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter {
[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] 45 |     pub fn par_iter(&self) -> SequenceDatabaseParIter<'_> {
[INFO] [stderr]    |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nail` (bin "nail" test) generated 6 warnings (run `cargo fix --bin "nail" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nail-832259adcd787260)
[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" "a0076cb81875d2afa868c54ad9305a32e019d86e2faed6aacfb17c2d4f9dbdae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0076cb81875d2afa868c54ad9305a32e019d86e2faed6aacfb17c2d4f9dbdae", kill_on_drop: false }`
[INFO] [stdout] a0076cb81875d2afa868c54ad9305a32e019d86e2faed6aacfb17c2d4f9dbdae
