[INFO] cloning repository https://github.com/wtfrank/dump_btrfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wtfrank/dump_btrfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwtfrank%2Fdump_btrfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwtfrank%2Fdump_btrfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4744ed0d23f87f876d91365717180b3bd0ccc05d
[INFO] checking wtfrank/dump_btrfs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwtfrank%2Fdump_btrfs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wtfrank/dump_btrfs
[INFO] finished tweaking git repo https://github.com/wtfrank/dump_btrfs
[INFO] tweaked toml for git repo https://github.com/wtfrank/dump_btrfs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wtfrank/dump_btrfs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wtfrank/dump_btrfs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded clap_lex v0.3.1
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[INFO] [stderr]   Downloaded clap v4.1.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab7117a81fd95719696523877d9d83ea433614139846fc6815f88410bb75e5e0
[INFO] running `Command { std: "docker" "start" "-a" "ab7117a81fd95719696523877d9d83ea433614139846fc6815f88410bb75e5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab7117a81fd95719696523877d9d83ea433614139846fc6815f88410bb75e5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7117a81fd95719696523877d9d83ea433614139846fc6815f88410bb75e5e0", kill_on_drop: false }`
[INFO] [stdout] ab7117a81fd95719696523877d9d83ea433614139846fc6815f88410bb75e5e0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 864883c6d745b5c1da40638ef27bcbd3ea1e3406f42ab5da73c24b061d52cfd6
[INFO] running `Command { std: "docker" "start" "-a" "864883c6d745b5c1da40638ef27bcbd3ea1e3406f42ab5da73c24b061d52cfd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking ioctl-sys v0.7.1
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking crc v3.0.0
[INFO] [stderr]     Checking more-asserts v0.3.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking ioctls v0.6.1
[INFO] [stderr]     Checking sysconf v0.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking is-terminal v0.4.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.1.0
[INFO] [stderr]     Checking clap v4.1.1
[INFO] [stderr]     Checking dump_btrfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/address.rs:17:57
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(buffer: &'a [u8], num_stripes: usize) -> ChunkStripeIter {
[INFO] [stdout]    |                         -- the lifetime is named here   ^^^^^^^^^^^^^^^ the same lifetime is hidden 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(buffer: &'a [u8], num_stripes: usize) -> ChunkStripeIter<'a> {
[INFO] [stdout]    |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn new(sb: &btrfs_super_block) -> SysChunkIter {
[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] 107 |     pub fn new(sb: &btrfs_super_block) -> SysChunkIter<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs.rs:184:24
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn search_node(&self, tree_root: LE64, options: &NodeSearchOption) -> BtrfsTreeIter {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^ the same lifetime is hidden 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] 184 |     pub fn search_node(&self, tree_root: LE64, options: &NodeSearchOption) -> BtrfsTreeIter<'_> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn block_as_leaf_node(block: &[u8], block_offset: u64) -> BtrfsLeafNodeIter {
[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] 17 | pub fn block_as_leaf_node(block: &[u8], block_offset: u64) -> BtrfsLeafNodeIter<'_> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn btrfs_leaf_node(fs: &FsInfo, block_offset: u64) -> anyhow::Result<BtrfsLeafNodeIter> {
[INFO] [stdout]    |                            ^^^^^^^ the lifetime is elided here           ^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 27 | pub fn btrfs_leaf_node(fs: &FsInfo, block_offset: u64) -> anyhow::Result<BtrfsLeafNodeIter<'_>> {
[INFO] [stdout]    |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:96:38
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn block_as_internal_node(block: &[u8], block_offset: u64) -> BtrfsInternalNodeIter {
[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] 96 | pub fn block_as_internal_node(block: &[u8], block_offset: u64) -> BtrfsInternalNodeIter<'_> {
[INFO] [stdout]    |                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs_node.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fs: &FsInfo,
[INFO] [stdout]     |         ^^^^^^^ the lifetime is elided here
[INFO] [stdout] 106 |     block_offset: u64,
[INFO] [stdout] 107 | ) -> anyhow::Result<BtrfsInternalNodeIter> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 107 | ) -> anyhow::Result<BtrfsInternalNodeIter<'_>> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/mapped_file.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |             std::mem::transmute::<[u8; 2], u16>([b'[', b'p'])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 131 -             std::mem::transmute::<[u8; 2], u16>([b'[', b'p'])
[INFO] [stdout] 131 +             u16::from_ne_bytes([b'[', b'p'])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/mapped_file.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             std::mem::transmute::<[u8; 2], u16>([b'p', b'a'])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 134 -             std::mem::transmute::<[u8; 2], u16>([b'p', b'a'])
[INFO] [stdout] 134 +             u16::from_ne_bytes([b'p', b'a'])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn new(fs: &FsInfo, root: LE64, options: NodeSearchOption) -> BtrfsTreeIter {
[INFO] [stdout]    |                    ^^^^^^^ the lifetime is elided here                ^^^^^^^^^^^^^ the same lifetime is hidden 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] 55 |     pub fn new(fs: &FsInfo, root: LE64, options: NodeSearchOption) -> BtrfsTreeIter<'_> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/address.rs:17:57
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(buffer: &'a [u8], num_stripes: usize) -> ChunkStripeIter {
[INFO] [stdout]    |                         -- the lifetime is named here   ^^^^^^^^^^^^^^^ the same lifetime is hidden 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(buffer: &'a [u8], num_stripes: usize) -> ChunkStripeIter<'a> {
[INFO] [stdout]    |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn new(sb: &btrfs_super_block) -> SysChunkIter {
[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] 107 |     pub fn new(sb: &btrfs_super_block) -> SysChunkIter<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs.rs:184:24
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn search_node(&self, tree_root: LE64, options: &NodeSearchOption) -> BtrfsTreeIter {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^ the same lifetime is hidden 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] 184 |     pub fn search_node(&self, tree_root: LE64, options: &NodeSearchOption) -> BtrfsTreeIter<'_> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn block_as_leaf_node(block: &[u8], block_offset: u64) -> BtrfsLeafNodeIter {
[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] 17 | pub fn block_as_leaf_node(block: &[u8], block_offset: u64) -> BtrfsLeafNodeIter<'_> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn btrfs_leaf_node(fs: &FsInfo, block_offset: u64) -> anyhow::Result<BtrfsLeafNodeIter> {
[INFO] [stdout]    |                            ^^^^^^^ the lifetime is elided here           ^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 27 | pub fn btrfs_leaf_node(fs: &FsInfo, block_offset: u64) -> anyhow::Result<BtrfsLeafNodeIter<'_>> {
[INFO] [stdout]    |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btrfs_node.rs:96:38
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn block_as_internal_node(block: &[u8], block_offset: u64) -> BtrfsInternalNodeIter {
[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] 96 | pub fn block_as_internal_node(block: &[u8], block_offset: u64) -> BtrfsInternalNodeIter<'_> {
[INFO] [stdout]    |                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/btrfs_node.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fs: &FsInfo,
[INFO] [stdout]     |         ^^^^^^^ the lifetime is elided here
[INFO] [stdout] 106 |     block_offset: u64,
[INFO] [stdout] 107 | ) -> anyhow::Result<BtrfsInternalNodeIter> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 107 | ) -> anyhow::Result<BtrfsInternalNodeIter<'_>> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn new(fs: &FsInfo, root: LE64, options: NodeSearchOption) -> BtrfsTreeIter {
[INFO] [stdout]    |                    ^^^^^^^ the lifetime is elided here                ^^^^^^^^^^^^^ the same lifetime is hidden 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] 55 |     pub fn new(fs: &FsInfo, root: LE64, options: NodeSearchOption) -> BtrfsTreeIter<'_> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sb` is assigned to, but never used
[INFO] [stdout]   --> tests/tree.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut sb = default_btrfs_superblock();
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_sb` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sb` is never read
[INFO] [stdout]   --> tests/tree.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     sb.num_devices = 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "864883c6d745b5c1da40638ef27bcbd3ea1e3406f42ab5da73c24b061d52cfd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864883c6d745b5c1da40638ef27bcbd3ea1e3406f42ab5da73c24b061d52cfd6", kill_on_drop: false }`
[INFO] [stdout] 864883c6d745b5c1da40638ef27bcbd3ea1e3406f42ab5da73c24b061d52cfd6
