[INFO] fetching crate dasp_ring_buffer 0.11.0...
[INFO] testing dasp_ring_buffer-0.11.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate dasp_ring_buffer 0.11.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate dasp_ring_buffer 0.11.0
[INFO] finished tweaking crates.io crate dasp_ring_buffer 0.11.0
[INFO] tweaked toml for crates.io crate dasp_ring_buffer 0.11.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dasp_ring_buffer 0.11.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfed18ccef98b2486425e227e9d4747aaf0fbf8bd40c0ace20a18868714ef028
[INFO] running `Command { std: "docker" "start" "-a" "cfed18ccef98b2486425e227e9d4747aaf0fbf8bd40c0ace20a18868714ef028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfed18ccef98b2486425e227e9d4747aaf0fbf8bd40c0ace20a18868714ef028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfed18ccef98b2486425e227e9d4747aaf0fbf8bd40c0ace20a18868714ef028", kill_on_drop: false }`
[INFO] [stdout] cfed18ccef98b2486425e227e9d4747aaf0fbf8bd40c0ace20a18868714ef028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d49e6d58eb72c1e7c5113dda9020555116c119ba44cd1e7fc648cf904c0c5a0
[INFO] running `Command { std: "docker" "start" "-a" "4d49e6d58eb72c1e7c5113dda9020555116c119ba44cd1e7fc648cf904c0c5a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<S::Element>>> {
[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] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<'_, S::Element>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<S::Element>>>> {
[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] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<'_, S::Element>>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:609:17
[INFO] [stdout]     |
[INFO] [stdout] 609 |     pub fn iter(&self) -> Chain<slice::Iter<S::Element>, slice::Iter<S::Element>> {
[INFO] [stdout]     |                 ^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |               |
[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] 609 |     pub fn iter(&self) -> Chain<slice::Iter<'_, S::Element>, slice::Iter<'_, S::Element>> {
[INFO] [stdout]     |                                             +++                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:618:21
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:765:18
[INFO] [stdout]     |
[INFO] [stdout] 765 |     pub fn drain(&mut self) -> DrainBounded<S> {
[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] 765 |     pub fn drain(&mut self) -> DrainBounded<'_, S> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4d49e6d58eb72c1e7c5113dda9020555116c119ba44cd1e7fc648cf904c0c5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d49e6d58eb72c1e7c5113dda9020555116c119ba44cd1e7fc648cf904c0c5a0", kill_on_drop: false }`
[INFO] [stdout] 4d49e6d58eb72c1e7c5113dda9020555116c119ba44cd1e7fc648cf904c0c5a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e17e0835746de8033b723c6c51431a625e509add6bec46fc7133984e251c5fb7
[INFO] running `Command { std: "docker" "start" "-a" "e17e0835746de8033b723c6c51431a625e509add6bec46fc7133984e251c5fb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<S::Element>>> {
[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] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<'_, S::Element>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<S::Element>>>> {
[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] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<'_, S::Element>>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:609:17
[INFO] [stdout]     |
[INFO] [stdout] 609 |     pub fn iter(&self) -> Chain<slice::Iter<S::Element>, slice::Iter<S::Element>> {
[INFO] [stdout]     |                 ^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |               |
[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] 609 |     pub fn iter(&self) -> Chain<slice::Iter<'_, S::Element>, slice::Iter<'_, S::Element>> {
[INFO] [stdout]     |                                             +++                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:618:21
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:765:18
[INFO] [stdout]     |
[INFO] [stdout] 765 |     pub fn drain(&mut self) -> DrainBounded<S> {
[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] 765 |     pub fn drain(&mut self) -> DrainBounded<'_, S> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> tests/ring_buffer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let _ = ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<S::Element>>> {
[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] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<'_, S::Element>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<S::Element>>>> {
[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] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<'_, S::Element>>>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:609:17
[INFO] [stdout]     |
[INFO] [stdout] 609 |     pub fn iter(&self) -> Chain<slice::Iter<S::Element>, slice::Iter<S::Element>> {
[INFO] [stdout]     |                 ^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |               |
[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] 609 |     pub fn iter(&self) -> Chain<slice::Iter<'_, S::Element>, slice::Iter<'_, S::Element>> {
[INFO] [stdout]     |                                             +++                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:618:21
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stdout]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                   |
[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] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stdout]     |                                                        +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:765:18
[INFO] [stdout]     |
[INFO] [stdout] 765 |     pub fn drain(&mut self) -> DrainBounded<S> {
[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] 765 |     pub fn drain(&mut self) -> DrainBounded<'_, S> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "e17e0835746de8033b723c6c51431a625e509add6bec46fc7133984e251c5fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17e0835746de8033b723c6c51431a625e509add6bec46fc7133984e251c5fb7", kill_on_drop: false }`
[INFO] [stdout] e17e0835746de8033b723c6c51431a625e509add6bec46fc7133984e251c5fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4629373a98e4626154598d00275be5184b268e828e0733136633db5f0a63bf08
[INFO] running `Command { std: "docker" "start" "-a" "4629373a98e4626154598d00275be5184b268e828e0733136633db5f0a63bf08", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:313:22
[INFO] [stderr]     |
[INFO] [stderr] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<S::Element>>> {
[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] 313 |     pub fn iter_loop(&self) -> Skip<Cycle<slice::Iter<'_, S::Element>>> {
[INFO] [stderr]     |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:319:17
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<S::Element>>>> {
[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] 319 |     pub fn iter(&self) -> Take<Skip<Cycle<slice::Iter<'_, S::Element>>>> {
[INFO] [stderr]     |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stderr]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |                   |
[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] 325 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stderr]     |                                                        +++                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:609:17
[INFO] [stderr]     |
[INFO] [stderr] 609 |     pub fn iter(&self) -> Chain<slice::Iter<S::Element>, slice::Iter<S::Element>> {
[INFO] [stderr]     |                 ^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |               |
[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] 609 |     pub fn iter(&self) -> Chain<slice::Iter<'_, S::Element>, slice::Iter<'_, S::Element>> {
[INFO] [stderr]     |                                             +++                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:618:21
[INFO] [stderr]     |
[INFO] [stderr] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<S::Element>, slice::IterMut<S::Element>>
[INFO] [stderr]     |                     ^^^^^^^^^           ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |                   |
[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] 618 |     pub fn iter_mut(&mut self) -> Chain<slice::IterMut<'_, S::Element>, slice::IterMut<'_, S::Element>>
[INFO] [stderr]     |                                                        +++                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:765:18
[INFO] [stderr]     |
[INFO] [stderr] 765 |     pub fn drain(&mut self) -> DrainBounded<S> {
[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] 765 |     pub fn drain(&mut self) -> DrainBounded<'_, S> {
[INFO] [stderr]     |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `dasp_ring_buffer` (lib) generated 6 warnings (run `cargo fix --lib -p dasp_ring_buffer` to apply 6 suggestions)
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]   --> tests/ring_buffer.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `dasp_ring_buffer` (test "ring_buffer") generated 1 warning
[INFO] [stderr] warning: `dasp_ring_buffer` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dasp_ring_buffer-9e2ab6af129d7370)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ring_buffer.rs (/opt/rustwide/target/debug/deps/ring_buffer-95e2152007a3a3d2)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_bounded_boxed_slice ... ok
[INFO] [stdout] test test_bounded_from_vec ... ok
[INFO] [stdout] test test_bounded_array ... ok
[INFO] [stdout] test text_bounded_from_empty_vec - should panic ... ok
[INFO] [stdout] test test_bounded_get_out_of_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dasp_ring_buffer
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - Bounded<S>::len (line 503) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::from_full (line 472) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::get (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::push (line 671) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::is_full (line 534) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::max_len (line 490) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::get (line 630) ... ok
[INFO] [stdout] test src/lib.rs - Bounded (line 429) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::len (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::drain (line 756) ... ok
[INFO] [stdout] test src/lib.rs - Fixed (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::iter (line 599) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::push (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::slices (line 554) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::is_empty (line 518) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::pop (line 717) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::set_first (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::slices (line 283) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4629373a98e4626154598d00275be5184b268e828e0733136633db5f0a63bf08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4629373a98e4626154598d00275be5184b268e828e0733136633db5f0a63bf08", kill_on_drop: false }`
[INFO] [stdout] 4629373a98e4626154598d00275be5184b268e828e0733136633db5f0a63bf08
