[INFO] fetching crate index 0.15.4...
[INFO] testing index-0.15.4 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate index 0.15.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate index 0.15.4
[INFO] finished tweaking crates.io crate index 0.15.4
[INFO] tweaked toml for crates.io crate index 0.15.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate index 0.15.4 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v0.9.2 (available: v3.0.0)
[INFO] [stderr]       Adding crossbeam-epoch v0.4.3 (available: v0.9.18)
[INFO] [stderr]       Adding pagecache v0.2.7 (available: v0.19.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39325c4ac6ace4e56e1a482425572a50c5cd0d7d0574589b45c1a549de622801
[INFO] running `Command { std: "docker" "start" "-a" "39325c4ac6ace4e56e1a482425572a50c5cd0d7d0574589b45c1a549de622801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39325c4ac6ace4e56e1a482425572a50c5cd0d7d0574589b45c1a549de622801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39325c4ac6ace4e56e1a482425572a50c5cd0d7d0574589b45c1a549de622801", kill_on_drop: false }`
[INFO] [stdout] 39325c4ac6ace4e56e1a482425572a50c5cd0d7d0574589b45c1a549de622801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf47dd49fc831d41e1fc3c66efbb9bdeb1500089b3d794070594f81f0d90d5f3
[INFO] running `Command { std: "docker" "start" "-a" "cf47dd49fc831d41e1fc3c66efbb9bdeb1500089b3d794070594f81f0d90d5f3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling sled_sync v0.2.2
[INFO] [stderr]    Compiling historian v3.0.11
[INFO] [stderr]    Compiling pagecache v0.2.7
[INFO] [stderr]    Compiling index v0.15.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `check_snapshot_integrity`
[INFO] [stdout]   --> src/tree/mod.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |         #[cfg(feature = "check_snapshot_integrity")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `clippy`, `default`, and `lock_free_delays`
[INFO] [stdout]    = help: consider adding `check_snapshot_integrity` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:320:17
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn scan(&self, key: &[u8]) -> Iter {
[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] 320 |     pub fn scan(&self, key: &[u8]) -> Iter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn iter(&self) -> Iter {
[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] 366 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagecache v0.2.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "cf47dd49fc831d41e1fc3c66efbb9bdeb1500089b3d794070594f81f0d90d5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf47dd49fc831d41e1fc3c66efbb9bdeb1500089b3d794070594f81f0d90d5f3", kill_on_drop: false }`
[INFO] [stdout] cf47dd49fc831d41e1fc3c66efbb9bdeb1500089b3d794070594f81f0d90d5f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a6a091f5b0e3899008d612b70e3033612bf691c376678e5a579b7e238a4bf0
[INFO] running `Command { std: "docker" "start" "-a" "71a6a091f5b0e3899008d612b70e3033612bf691c376678e5a579b7e238a4bf0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unexpected `cfg` condition value: `check_snapshot_integrity`
[INFO] [stdout]   --> src/tree/mod.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |         #[cfg(feature = "check_snapshot_integrity")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `clippy`, `default`, and `lock_free_delays`
[INFO] [stdout]    = help: consider adding `check_snapshot_integrity` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:320:17
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn scan(&self, key: &[u8]) -> Iter {
[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] 320 |     pub fn scan(&self, key: &[u8]) -> Iter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling index v0.15.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn iter(&self) -> Iter {
[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] 366 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `check_snapshot_integrity`
[INFO] [stdout]   --> src/tree/mod.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |         #[cfg(feature = "check_snapshot_integrity")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `clippy`, `default`, and `lock_free_delays`
[INFO] [stdout]    = help: consider adding `check_snapshot_integrity` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:320:17
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn scan(&self, key: &[u8]) -> Iter {
[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)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn scan(&self, key: &[u8]) -> Iter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/mod.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn iter(&self) -> Iter {
[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] 366 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagecache v0.2.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "71a6a091f5b0e3899008d612b70e3033612bf691c376678e5a579b7e238a4bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a6a091f5b0e3899008d612b70e3033612bf691c376678e5a579b7e238a4bf0", kill_on_drop: false }`
[INFO] [stdout] 71a6a091f5b0e3899008d612b70e3033612bf691c376678e5a579b7e238a4bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f23fea3e728319a97bd76c6b2378494deea46d8fc88dc4346b434de3dea844f
[INFO] running `Command { std: "docker" "start" "-a" "3f23fea3e728319a97bd76c6b2378494deea46d8fc88dc4346b434de3dea844f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unexpected `cfg` condition value: `check_snapshot_integrity`
[INFO] [stderr]   --> src/tree/mod.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |         #[cfg(feature = "check_snapshot_integrity")]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `clippy`, `default`, and `lock_free_delays`
[INFO] [stderr]    = help: consider adding `check_snapshot_integrity` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/tree/mod.rs:540:29
[INFO] [stderr]     |
[INFO] [stderr] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree/mod.rs:320:17
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn scan(&self, key: &[u8]) -> Iter {
[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] 320 |     pub fn scan(&self, key: &[u8]) -> Iter<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree/mod.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |     pub fn iter(&self) -> Iter {
[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] 366 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stderr]     |                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `check_snapshot_integrity`
[INFO] [stderr]   --> src/tree/mod.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |         #[cfg(feature = "check_snapshot_integrity")]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `clippy`, `default`, and `lock_free_delays`
[INFO] [stderr]    = help: consider adding `check_snapshot_integrity` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:28:24
[INFO] [stderr]    |
[INFO] [stderr] 28 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/tree/mod.rs:540:29
[INFO] [stderr]     |
[INFO] [stderr] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree/mod.rs:320:17
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn scan(&self, key: &[u8]) -> Iter {
[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)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn scan(&self, key: &[u8]) -> Iter<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `index` (lib) generated 4 warnings (run `cargo fix --lib -p index` to apply 2 suggestions)
[INFO] [stderr] warning: `index` (lib test) generated 4 warnings (1 duplicate) (run `cargo fix --lib -p index --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagecache v0.2.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/index-cb90d7c276eb4608)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tree::bound::test_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::del (line 255) ... FAILED
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::cas (line 156) ... FAILED
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::scan (line 309) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::iter (line 354) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::del (line 255) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:256:14
[INFO] [stdout]     |
[INFO] [stdout] 256 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]     |              ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]     |         ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::cas (line 156) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `sled`
[INFO] [stdout]    --> src/tree/mod.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | use sled::{ConfigBuilder, Error};
[INFO] [stdout]     |     ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout] help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml` and import it in your code
[INFO] [stdout]     |
[INFO] [stdout] 156 + extern crate sled;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]     |         ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::scan (line 309) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:310:14
[INFO] [stdout]     |
[INFO] [stdout] 310 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]     |              ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]     |         ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::iter (line 354) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:355:14
[INFO] [stdout]     |
[INFO] [stdout] 355 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]     |              ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]    --> src/tree/mod.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]     |         ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]   |              ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sled` in this scope
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of unresolved module or unlinked crate `sled`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sled`, use `cargo add sled` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::cas (line 156)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::del (line 255)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::iter (line 354)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::scan (line 309)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f23fea3e728319a97bd76c6b2378494deea46d8fc88dc4346b434de3dea844f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f23fea3e728319a97bd76c6b2378494deea46d8fc88dc4346b434de3dea844f", kill_on_drop: false }`
[INFO] [stdout] 3f23fea3e728319a97bd76c6b2378494deea46d8fc88dc4346b434de3dea844f
