[INFO] cloning repository https://github.com/niwa-s/mini-rdbms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niwa-s/mini-rdbms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniwa-s%2Fmini-rdbms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniwa-s%2Fmini-rdbms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7ab1af83af2e50032d7fbfe30ba9561e4b2bc52
[INFO] testing niwa-s/mini-rdbms against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniwa-s%2Fmini-rdbms" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/niwa-s/mini-rdbms
[INFO] finished tweaking git repo https://github.com/niwa-s/mini-rdbms
[INFO] tweaked toml for git repo https://github.com/niwa-s/mini-rdbms written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/niwa-s/mini-rdbms on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/niwa-s/mini-rdbms 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha-1 v0.9.7
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded cpufeatures v0.1.5
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded zerocopy v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0abc52c9e30e259d20651296527f97aec3e6025adaf247090045db8983e7a0e
[INFO] running `Command { std: "docker" "start" "-a" "d0abc52c9e30e259d20651296527f97aec3e6025adaf247090045db8983e7a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0abc52c9e30e259d20651296527f97aec3e6025adaf247090045db8983e7a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0abc52c9e30e259d20651296527f97aec3e6025adaf247090045db8983e7a0e", kill_on_drop: false }`
[INFO] [stdout] d0abc52c9e30e259d20651296527f97aec3e6025adaf247090045db8983e7a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff950d31b895659af078411d2a8c9c5746520b8ad0787b2503a58b9634638468
[INFO] running `Command { std: "docker" "start" "-a" "ff950d31b895659af078411d2a8c9c5746520b8ad0787b2503a58b9634638468", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling relly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/disk.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/branch.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/leaf.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor>;
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>>;
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.31s
[INFO] running `Command { std: "docker" "inspect" "ff950d31b895659af078411d2a8c9c5746520b8ad0787b2503a58b9634638468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff950d31b895659af078411d2a8c9c5746520b8ad0787b2503a58b9634638468", kill_on_drop: false }`
[INFO] [stdout] ff950d31b895659af078411d2a8c9c5746520b8ad0787b2503a58b9634638468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 641fedd5e007752b7148f4643fbb4d6e108931d79baa8c4304f21b0834bdd7cb
[INFO] running `Command { std: "docker" "start" "-a" "641fedd5e007752b7148f4643fbb4d6e108931d79baa8c4304f21b0834bdd7cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/disk.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/branch.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/leaf.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor>;
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>>;
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.7
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling relly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/disk.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/branch.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/leaf.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn search_pair(&self, key: &[u8]) -> Option<Pair> {
[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] 49 |     pub fn search_pair(&self, key: &[u8]) -> Option<Pair<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/btree/leaf.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor>;
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>>;
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/query.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stdout]    |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "641fedd5e007752b7148f4643fbb4d6e108931d79baa8c4304f21b0834bdd7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641fedd5e007752b7148f4643fbb4d6e108931d79baa8c4304f21b0834bdd7cb", kill_on_drop: false }`
[INFO] [stdout] 641fedd5e007752b7148f4643fbb4d6e108931d79baa8c4304f21b0834bdd7cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84f951e6e191fcb5ba540e210473c86710f7077f8d89011146305bc7dcf2b161
[INFO] running `Command { std: "docker" "start" "-a" "84f951e6e191fcb5ba540e210473c86710f7077f8d89011146305bc7dcf2b161", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/query.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/disk.rs:85:4
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn main() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/btree/branch.rs:59:20
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 59 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/btree/leaf.rs:54:20
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair {
[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] 54 |     pub fn pair_at(&self, slot_id: usize) -> Pair<'_> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/query.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor>;
[INFO] [stderr]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden 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] 39 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>>;
[INFO] [stderr]    |                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/query.rs:49:14
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stderr]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden 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] 49 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stderr]    |                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/query.rs:87:14
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor> {
[INFO] [stderr]    |              ^^^^^ the lifetime is elided here                ^^^^^^^^^^^ the same lifetime is hidden 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] 87 |     fn start(&self, bufmgr: &mut BufferPoolManager) -> Result<BoxExecutor<'_>> {
[INFO] [stderr]    |                                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `relly` (lib) generated 7 warnings (run `cargo fix --lib -p relly` to apply 6 suggestions)
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/btree/leaf.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn search_pair(&self, key: &[u8]) -> Option<Pair> {
[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] 49 |     pub fn search_pair(&self, key: &[u8]) -> Option<Pair<'_>> {
[INFO] [stderr]    |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `relly` (lib test) generated 8 warnings (7 duplicates) (run `cargo fix --lib -p relly --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/relly-3b742d0f2d13744d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test btree::branch::tests::test_insert_search ... ok
[INFO] [stdout] test btree::leaf::tests::test_leaf_insert ... ok
[INFO] [stdout] test btree::branch::tests::test_split ... ok
[INFO] [stdout] test btree::leaf::tests::test_leaf_split_insert ... ok
[INFO] [stdout] test memcmpable::tests::test ... ok
[INFO] [stdout] test slotted::tests::test ... ok
[INFO] [stdout] test bsearch::tests::test ... ok
[INFO] [stdout] test btree::tests::test ... ok
[INFO] [stdout] test btree::tests::test_split ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests relly
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84f951e6e191fcb5ba540e210473c86710f7077f8d89011146305bc7dcf2b161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f951e6e191fcb5ba540e210473c86710f7077f8d89011146305bc7dcf2b161", kill_on_drop: false }`
[INFO] [stdout] 84f951e6e191fcb5ba540e210473c86710f7077f8d89011146305bc7dcf2b161
