[INFO] cloning repository https://github.com/mind1949/mini-lsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mind1949/mini-lsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmind1949%2Fmini-lsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmind1949%2Fmini-lsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b84dd3838f54e017f7c365b3cad34e9c3d6a0efc
[INFO] testing mind1949/mini-lsm against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmind1949%2Fmini-lsm" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mind1949/mini-lsm
[INFO] finished tweaking git repo https://github.com/mind1949/mini-lsm
[INFO] tweaked toml for git repo https://github.com/mind1949/mini-lsm written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mind1949/mini-lsm on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mind1949/mini-lsm 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded clap_builder v4.5.7
[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddfa111bbfc67b428c1a8bae96c8c6d09232dbb0cd24469197b5154f8caa7ba2
[INFO] running `Command { std: "docker" "start" "-a" "ddfa111bbfc67b428c1a8bae96c8c6d09232dbb0cd24469197b5154f8caa7ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddfa111bbfc67b428c1a8bae96c8c6d09232dbb0cd24469197b5154f8caa7ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfa111bbfc67b428c1a8bae96c8c6d09232dbb0cd24469197b5154f8caa7ba2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f592679cce57948ed067c434f202e9f663fabb6cc991aeb2724b81ac9b43320
[INFO] running `Command { std: "docker" "start" "-a" "5f592679cce57948ed067c434f202e9f663fabb6cc991aeb2724b81ac9b43320", kill_on_drop: false }`
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[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v2.0.67
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling serde v1.0.203
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[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling fd-lock v4.0.2
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling triomphe v0.1.13
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[INFO] [stderr]    Compiling farmhash v1.1.5
[INFO] [stderr]    Compiling arc-swap v1.7.1
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[INFO] [stderr]    Compiling rustyline v13.0.0
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling ouroboros_macro v0.18.4
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling ouroboros v0.18.4
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling mini-lsm-xtask v0.2.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]    Compiling mini-lsm-mvcc v0.2.0 (/opt/rustwide/workdir/mini-lsm-mvcc)
[INFO] [stderr]    Compiling mini-lsm v0.2.0 (/opt/rustwide/workdir/mini-lsm)
[INFO] [stderr]    Compiling mini-lsm-starter v0.2.0 (/opt/rustwide/workdir/mini-lsm-starter)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/block/iterator.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn key(&self) -> KeySlice {
[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] 46 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/concat_iterator.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn key(&self) -> KeySlice {
[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] 35 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/merge_iterator.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn key(&self) -> KeySlice {
[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] 57 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-starter/src/mem_table.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn key(&self) -> KeySlice {
[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] 147 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/table/iterator.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn key(&self) -> KeySlice {
[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] 46 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/block/iterator.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn key(&self) -> KeySlice {
[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] 62 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm/src/mem_table.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn key(&self) -> KeySlice {
[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] 189 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/block/iterator.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn key(&self) -> KeySlice {
[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] 63 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/key.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 75 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/key.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 105 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/mem_table.rs:53:50
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice> {
[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] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice<'_>> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/mem_table.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn key(&self) -> KeySlice {
[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] 230 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.73s
[INFO] running `Command { std: "docker" "inspect" "5f592679cce57948ed067c434f202e9f663fabb6cc991aeb2724b81ac9b43320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f592679cce57948ed067c434f202e9f663fabb6cc991aeb2724b81ac9b43320", kill_on_drop: false }`
[INFO] [stdout] 5f592679cce57948ed067c434f202e9f663fabb6cc991aeb2724b81ac9b43320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ec759efddc3472f1fced2e0675ef744db807b094b5e3d4946671d21e37a07a2
[INFO] running `Command { std: "docker" "start" "-a" "1ec759efddc3472f1fced2e0675ef744db807b094b5e3d4946671d21e37a07a2", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/block/iterator.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn key(&self) -> KeySlice {
[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] 46 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/concat_iterator.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn key(&self) -> KeySlice {
[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] 35 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/merge_iterator.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn key(&self) -> KeySlice {
[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] 57 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-starter/src/mem_table.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn key(&self) -> KeySlice {
[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] 147 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/table/iterator.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn key(&self) -> KeySlice {
[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] 46 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/block/iterator.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn key(&self) -> KeySlice {
[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] 62 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm/src/mem_table.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn key(&self) -> KeySlice {
[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] 189 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/block/iterator.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn key(&self) -> KeySlice {
[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] 63 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/key.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 75 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/key.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 105 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/mem_table.rs:53:50
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice> {
[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] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice<'_>> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/mem_table.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn key(&self) -> KeySlice {
[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] 230 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mini-lsm-starter v0.2.0 (/opt/rustwide/workdir/mini-lsm-starter)
[INFO] [stderr]    Compiling mini-lsm-mvcc v0.2.0 (/opt/rustwide/workdir/mini-lsm-mvcc)
[INFO] [stderr]    Compiling mini-lsm v0.2.0 (/opt/rustwide/workdir/mini-lsm)
[INFO] [stderr]    Compiling mini-lsm-xtask v0.2.0 (/opt/rustwide/workdir/xtask)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/block/iterator.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn key(&self) -> KeySlice {
[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] 46 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/concat_iterator.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn key(&self) -> KeySlice {
[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] 35 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/iterators/merge_iterator.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn key(&self) -> KeySlice {
[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] 57 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-starter/src/mem_table.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn key(&self) -> KeySlice {
[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] 147 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-starter/src/table/iterator.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn key(&self) -> KeySlice {
[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] 46 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/block/iterator.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn key(&self) -> KeySlice {
[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] 62 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/key.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm/src/mem_table.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn key(&self) -> KeySlice {
[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] 189 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm/src/tests/harness.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn key(&self) -> KeySlice {
[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] 60 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/block/iterator.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn key(&self) -> KeySlice {
[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] 63 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/concat_iterator.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/iterators/merge_iterator.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/key.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 75 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/key.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 105 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/mem_table.rs:53:50
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice> {
[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] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice<'_>> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> mini-lsm-mvcc/src/mem_table.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn key(&self) -> KeySlice {
[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] 230 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/table/iterator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> mini-lsm-mvcc/src/tests/harness.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn key(&self) -> KeySlice {
[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] 60 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.92s
[INFO] running `Command { std: "docker" "inspect" "1ec759efddc3472f1fced2e0675ef744db807b094b5e3d4946671d21e37a07a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec759efddc3472f1fced2e0675ef744db807b094b5e3d4946671d21e37a07a2", kill_on_drop: false }`
[INFO] [stdout] 1ec759efddc3472f1fced2e0675ef744db807b094b5e3d4946671d21e37a07a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0838bd739ec3f141d8b15ff1da6c5f5444da5a68d714d10f8e0ef32c7c63d0a0
[INFO] running `Command { std: "docker" "start" "-a" "0838bd739ec3f141d8b15ff1da6c5f5444da5a68d714d10f8e0ef32c7c63d0a0", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/block/iterator.rs:63:16
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn key(&self) -> KeySlice {
[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] 63 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/iterators/concat_iterator.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/iterators/merge_iterator.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/key.rs:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 75 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> mini-lsm-mvcc/src/key.rs:105:25
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 105 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/mem_table.rs:53:50
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice> {
[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] 53 | pub(crate) fn map_key_bound_plus_ts(bound: Bound<&[u8]>, ts: u64) -> Bound<KeySlice<'_>> {
[INFO] [stderr]    |                                                                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> mini-lsm-mvcc/src/mem_table.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn key(&self) -> KeySlice {
[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] 230 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/table/iterator.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/block/iterator.rs:62:16
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn key(&self) -> KeySlice {
[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] 62 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/iterators/concat_iterator.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn key(&self) -> KeySlice {
[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] 97 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/iterators/merge_iterator.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn key(&self) -> KeySlice {
[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] 83 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/key.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/key.rs:80:25
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> mini-lsm/src/mem_table.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn key(&self) -> KeySlice {
[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] 189 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/table/iterator.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn key(&self) -> KeySlice {
[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] 85 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/block/iterator.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn key(&self) -> KeySlice {
[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] 46 |     pub fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/iterators/concat_iterator.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn key(&self) -> KeySlice {
[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] 35 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/iterators/merge_iterator.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn key(&self) -> KeySlice {
[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] 57 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/key.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 57 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/key.rs:80:25
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn as_key_slice(&self) -> KeySlice {
[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] 80 |     pub fn as_key_slice(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> mini-lsm-starter/src/mem_table.rs:147:12
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn key(&self) -> KeySlice {
[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] 147 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]     |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-starter/src/table/iterator.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn key(&self) -> KeySlice {
[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] 46 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-lsm-mvcc` (lib) generated 8 warnings (run `cargo fix --lib -p mini-lsm-mvcc` to apply 8 suggestions)
[INFO] [stderr] warning: `mini-lsm` (lib) generated 7 warnings (run `cargo fix --lib -p mini-lsm` to apply 7 suggestions)
[INFO] [stderr] warning: `mini-lsm-starter` (lib) generated 7 warnings (run `cargo fix --lib -p mini-lsm-starter` to apply 7 suggestions)
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm-mvcc/src/tests/harness.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn key(&self) -> KeySlice {
[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] 60 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-lsm-mvcc` (lib test) generated 9 warnings (8 duplicates) (run `cargo fix --lib -p mini-lsm-mvcc --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `mini-lsm-starter` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> mini-lsm/src/tests/harness.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn key(&self) -> KeySlice {
[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] 60 |     fn key(&self) -> KeySlice<'_> {
[INFO] [stderr]    |                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-lsm` (lib test) generated 8 warnings (7 duplicates) (run `cargo fix --lib -p mini-lsm --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mini_lsm-07db4bcaccd6bf3c)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test tests::week1_day1::test_task1_memtable_get ... ok
[INFO] [stdout] test tests::week1_day2::test_task1_memtable_iter ... ok
[INFO] [stdout] test tests::week1_day2::test_task1_empty_memtable_iter ... ok
[INFO] [stdout] test tests::week1_day1::test_task1_memtable_overwrite ... ok
[INFO] [stdout] test tests::week1_day2::test_task2_merge_2 ... ok
[INFO] [stdout] test tests::week1_day2::test_task2_merge_empty ... ok
[INFO] [stdout] test tests::week1_day2::test_task2_merge_1 ... ok
[INFO] [stdout] test tests::week1_day2::test_task2_merge_error ... ok
[INFO] [stdout] test tests::week1_day2::test_task3_fused_iterator ... ok
[INFO] [stdout] test tests::week1_day3::test_block_build_all ... ok
[INFO] [stdout] test tests::week1_day3::test_block_build_full ... ok
[INFO] [stdout] test tests::week1_day3::test_block_build_large_1 ... ok
[INFO] [stdout] test tests::week1_day3::test_block_build_large_2 ... ok
[INFO] [stdout] test tests::week1_day3::test_block_build_single_key ... ok
[INFO] [stdout] test tests::week1_day3::test_block_decode ... ok
[INFO] [stdout] test tests::week1_day3::test_block_encode ... ok
[INFO] [stdout] test tests::week1_day3::test_block_iterator ... ok
[INFO] [stdout] test tests::week1_day3::test_block_seek_key ... ok
[INFO] [stdout] test tests::week1_day1::test_task2_storage_integration ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_build_single_key ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_build_all ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_build_two_blocks ... ok
[INFO] [stdout] test tests::week1_day5::test_task1_merge_1 ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_decode ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_iterator ... ok
[INFO] [stdout] test tests::week1_day5::test_task1_merge_3 ... ok
[INFO] [stdout] test tests::week1_day5::test_task1_merge_2 ... ok
[INFO] [stdout] test tests::week1_day5::test_task1_merge_4 ... ok
[INFO] [stdout] test tests::week1_day1::test_task4_storage_integration ... ok
[INFO] [stdout] test tests::week1_day2::test_task4_integration ... ok
[INFO] [stdout] test tests::week1_day5::test_task1_merge_5 ... ok
[INFO] [stdout] test tests::week1_day1::test_task3_storage_integration ... ok
[INFO] [stdout] test tests::week1_day4::test_sst_seek_key ... ok
[INFO] [stdout] test tests::week1_day7::test_task1_bloom_filter ... ok
[INFO] [stdout] test tests::week1_day7::test_task2_sst_decode ... ok
[INFO] [stdout] test tests::week1_day5::test_task2_storage_scan ... ok
[INFO] [stdout] test tests::week1_day5::test_task3_storage_get ... ok
[INFO] [stdout] test tests::week1_day7::test_task3_block_key_compression ... ok
[INFO] [stdout] test tests::week1_day1::test_task3_freeze_on_capacity ... ok
[INFO] [stdout] test tests::week1_day6::test_task1_storage_scan ... ok
[INFO] [stdout] test tests::week1_day6::test_task1_storage_get ... ok
[INFO] [stdout] test tests::week2_day1::test_task2_concat_iterator ... ok
[INFO] [stdout] test tests::week2_day1::test_task3_integration ... ok
[INFO] [stdout] test tests::week2_day1::test_task1_full_compaction ... ok
[INFO] [stdout] test tests::week2_day5::test_integration_tiered ... ok
[INFO] [stdout] test tests::week2_day5::test_integration_leveled ... ok
[INFO] [stdout] test tests::week2_day5::test_integration_simple ... ok
[INFO] [stdout] test tests::week1_day6::test_task3_sst_filter ... ok
[INFO] [stdout] test tests::week2_day6::test_integration_simple ... ok
[INFO] [stdout] test tests::week2_day6::test_integration_leveled ... ok
[INFO] [stdout] test tests::week2_day6::test_integration_tiered ... ok
[INFO] [stdout] test tests::week1_day6::test_task2_auto_flush ... FAILED
[INFO] [stdout] test tests::week2_day5::test_multiple_compacted_ssts_leveled ... ok
[INFO] [stdout] test tests::week2_day2::test_integration ... FAILED
[INFO] [stdout] test tests::week2_day3::test_integration ... ok
[INFO] [stdout] test tests::week2_day4::test_integration ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::week1_day6::test_task2_auto_flush stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::week1_day6::test_task2_auto_flush' (70) panicked at mini-lsm/src/tests/week1_day6.rs:136:5:
[INFO] [stdout] assertion failed: !storage.inner.state.read().l0_sstables.is_empty()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x597f02521302 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x597f02521302 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x597f02521302 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x597f02521302 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x597f025323fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x597f025323fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x597f024ed506 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x597f024ed506 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x597f024ff859 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x597f024ff859 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x597f024ff6f1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x597f0247ad0e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x597f0247ad0e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x597f024ffb82 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x597f024ffb82 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x597f024ff94a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x597f024f9f49 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x597f024e15bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x597f02539c0c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x597f02539bd2 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x597f02411181 - mini_lsm::tests::week1_day6::test_task2_auto_flush::h82b4a986e852dd68
[INFO] [stdout]                                at /opt/rustwide/workdir/mini-lsm/src/tests/week1_day6.rs:136:5
[INFO] [stdout]   21:     0x597f024113e7 - mini_lsm::tests::week1_day6::test_task2_auto_flush::{{closure}}::h7af67beea1f347ee
[INFO] [stdout]                                at /opt/rustwide/workdir/mini-lsm/src/tests/week1_day6.rs:121:27
[INFO] [stdout]   22:     0x597f023e0ff6 - core::ops::function::FnOnce::call_once::h665ceb9c52d228d5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x597f0247aacb - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x597f0247aacb - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x597f0248e4da - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x597f0248e4da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x597f0248e4da - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x597f0248e4da - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x597f0248e4da - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x597f0248e4da - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x597f0248e4da - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x597f02468934 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x597f02468934 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x597f0246c2d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x597f0246c2d2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x597f0246c2d2 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x597f0246c2d2 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x597f0246c2d2 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x597f0246c2d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x597f0246c2d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x597f024f509f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x597f024f509f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x780c4152eaa4 - <unknown>
[INFO] [stdout]   44:     0x780c415bba64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::week2_day2::test_integration stdout ----
[INFO] [stdout] flushed 0.sst with size=1070964
[INFO] [stdout] flushed 1.sst with size=1071111
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 0
[INFO] [stdout] L0 (2): [1, 0]
[INFO] [stdout] L1 (0): []
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [1, 0], lower_level: 1, lower_level_sst_ids: [], is_lower_level_bottom_level: false })
[INFO] [stdout] flushed 2.sst with size=1070943
[INFO] [stdout] flushed 3.sst with size=1070993
[INFO] [stdout] flushed 4.sst with size=1070855
[INFO] [stdout] compaction finished: 2 files removed, 3 files added, output=[6, 8, 9]
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 1
[INFO] [stdout] L0 (3): [4, 3, 2]
[INFO] [stdout] L1 (3): [6, 8, 9]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [4, 3, 2], lower_level: 1, lower_level_sst_ids: [6, 8, 9], is_lower_level_bottom_level: false })
[INFO] [stdout] flushed 5.sst with size=1071090
[INFO] [stdout] flushed 7.sst with size=1070838
[INFO] [stdout] flushed 10.sst with size=1071059
[INFO] [stdout] compaction finished: 6 files removed, 3 files added, output=[12, 14, 15]
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 1
[INFO] [stdout] L0 (3): [10, 7, 5]
[INFO] [stdout] L1 (3): [12, 14, 15]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [10, 7, 5], lower_level: 1, lower_level_sst_ids: [12, 14, 15], is_lower_level_bottom_level: false })
[INFO] [stdout] flushed 11.sst with size=1070994
[INFO] [stdout] flushed 13.sst with size=1070921
[INFO] [stdout] flushed 16.sst with size=1071066
[INFO] [stdout] flushed 17.sst with size=1070905
[INFO] [stdout] flushed 19.sst with size=1071006
[INFO] [stdout] compaction finished: 6 files removed, 4 files added, output=[18, 20, 23, 25]
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 0.8
[INFO] [stdout] L0 (5): [19, 17, 16, 13, 11]
[INFO] [stdout] L1 (4): [18, 20, 23, 25]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [19, 17, 16, 13, 11], lower_level: 1, lower_level_sst_ids: [18, 20, 23, 25], is_lower_level_bottom_level: false })
[INFO] [stdout] flushed 21.sst with size=1070920
[INFO] [stdout] flushed 22.sst with size=1071091
[INFO] [stdout] flushed 24.sst with size=1071026
[INFO] [stdout] flushed 26.sst with size=1071013
[INFO] [stdout] flushed 28.sst with size=1070922
[INFO] [stdout] compaction finished: 9 files removed, 5 files added, output=[27, 29, 30, 32, 34]
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 1
[INFO] [stdout] L0 (5): [28, 26, 24, 22, 21]
[INFO] [stdout] L1 (5): [27, 29, 30, 32, 34]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [28, 26, 24, 22, 21], lower_level: 1, lower_level_sst_ids: [27, 29, 30, 32, 34], is_lower_level_bottom_level: false })
[INFO] [stdout] flushed 31.sst with size=1070980
[INFO] [stdout] flushed 33.sst with size=1071068
[INFO] [stdout] flushed 35.sst with size=1070917
[INFO] [stdout] flushed 36.sst with size=1070968
[INFO] [stdout] compaction finished: 10 files removed, 6 files added, output=[37, 39, 40, 41, 42, 43]
[INFO] [stdout] compaction triggered at level 0 and 1 with size ratio 1.5
[INFO] [stdout] L0 (4): [36, 35, 33, 31]
[INFO] [stdout] L1 (6): [37, 39, 40, 41, 42, 43]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: None, upper_level_sst_ids: [36, 35, 33, 31], lower_level: 1, lower_level_sst_ids: [37, 39, 40, 41, 42, 43], is_lower_level_bottom_level: false })
[INFO] [stdout] waiting for compaction to converge
[INFO] [stdout] compaction finished: 10 files removed, 7 files added, output=[44, 45, 46, 47, 48, 49, 50]
[INFO] [stdout] compaction triggered at level 1 and 2 with size ratio 0
[INFO] [stdout] L1 (7): [44, 45, 46, 47, 48, 49, 50]
[INFO] [stdout] L2 (0): []
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: Some(1), upper_level_sst_ids: [44, 45, 46, 47, 48, 49, 50], lower_level: 2, lower_level_sst_ids: [], is_lower_level_bottom_level: false })
[INFO] [stdout] compaction finished: 7 files removed, 7 files added, output=[51, 52, 53, 54, 55, 56, 57]
[INFO] [stdout] compaction triggered at level 2 and 3 with size ratio 0
[INFO] [stdout] L1 (0): []
[INFO] [stdout] L2 (7): [51, 52, 53, 54, 55, 56, 57]
[INFO] [stdout] L3 (0): []
[INFO] [stdout] running compaction task: Simple(SimpleLeveledCompactionTask { upper_level: Some(2), upper_level_sst_ids: [51, 52, 53, 54, 55, 56, 57], lower_level: 3, lower_level_sst_ids: [], is_lower_level_bottom_level: true })
[INFO] [stdout] L1 (0): []
[INFO] [stdout] L2 (7): [51, 52, 53, 54, 55, 56, 57]
[INFO] [stdout] L3 (0): []
[INFO] [stdout] This test case does not guarantee your compaction algorithm produces a LSM state as expected. It only does minimal checks on the size of the levels. Please use the compaction simulator to check if the compaction is correctly going on.
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::week2_day2::test_integration' (79) panicked at mini-lsm/src/tests/harness.rs:323:17:
[INFO] [stdout] L2/L3, 0/7<200%
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x597f02521302 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x597f02521302 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x597f02521302 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x597f02521302 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x597f025323fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x597f025323fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x597f024ed506 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x597f024ed506 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x597f024ff859 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x597f024ff859 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x597f024ff6f1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x597f0247ad0e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x597f0247ad0e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x597f024ffb82 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x597f024ffb82 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x597f024ff918 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x597f024f9f49 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x597f024e15bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x597f02539c0c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x597f0232bd5e - mini_lsm::tests::harness::check_compaction_ratio::h8914198a29bf168c
[INFO] [stdout]                                at /opt/rustwide/workdir/mini-lsm/src/tests/harness.rs:323:17
[INFO] [stdout]   20:     0x597f02384494 - mini_lsm::tests::week2_day2::test_integration::h1e6122f65448ae80
[INFO] [stdout]                                at /opt/rustwide/workdir/mini-lsm/src/tests/week2_day2.rs:26:5
[INFO] [stdout]   21:     0x597f023844f7 - mini_lsm::tests::week2_day2::test_integration::{{closure}}::h662c5b64b5daec5d
[INFO] [stdout]                                at /opt/rustwide/workdir/mini-lsm/src/tests/week2_day2.rs:11:22
[INFO] [stdout]   22:     0x597f023e0d86 - core::ops::function::FnOnce::call_once::h4376f4ea172700b3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x597f0247aacb - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x597f0247aacb - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x597f0248e4da - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x597f0248e4da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x597f0248e4da - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x597f0248e4da - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x597f0248e4da - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x597f0248e4da - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x597f0248e4da - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x597f02468934 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x597f02468934 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x597f0246c2d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x597f0246c2d2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x597f0246c2d2 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x597f0246c2d2 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x597f0246c2d2 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x597f0246c2d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x597f0246c2d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x597f024f509f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x597f024f509f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x780c4152eaa4 - <unknown>
[INFO] [stdout]   44:     0x780c415bba64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::week1_day6::test_task2_auto_flush
[INFO] [stdout]     tests::week2_day2::test_integration
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 54 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 27.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p mini-lsm --lib`
[INFO] running `Command { std: "docker" "inspect" "0838bd739ec3f141d8b15ff1da6c5f5444da5a68d714d10f8e0ef32c7c63d0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0838bd739ec3f141d8b15ff1da6c5f5444da5a68d714d10f8e0ef32c7c63d0a0", kill_on_drop: false }`
[INFO] [stdout] 0838bd739ec3f141d8b15ff1da6c5f5444da5a68d714d10f8e0ef32c7c63d0a0
