[INFO] fetching crate photondb-engine 0.0.1...
[INFO] testing photondb-engine-0.0.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate photondb-engine 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate photondb-engine 0.0.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate photondb-engine 0.0.1
[INFO] finished tweaking crates.io crate photondb-engine 0.0.1
[INFO] tweaked toml for crates.io crate photondb-engine 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8cd4fde7d37a9004062b19e19809de1d25f63e8627512fa7cada694d29513ed
[INFO] running `Command { std: "docker" "start" "-a" "d8cd4fde7d37a9004062b19e19809de1d25f63e8627512fa7cada694d29513ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8cd4fde7d37a9004062b19e19809de1d25f63e8627512fa7cada694d29513ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8cd4fde7d37a9004062b19e19809de1d25f63e8627512fa7cada694d29513ed", kill_on_drop: false }`
[INFO] [stdout] d8cd4fde7d37a9004062b19e19809de1d25f63e8627512fa7cada694d29513ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62daeec4499f4940bba976500cb5f34c47c2f97d2c63b3df7446f7ef986360b2
[INFO] running `Command { std: "docker" "start" "-a" "62daeec4499f4940bba976500cb5f34c47c2f97d2c63b3df7446f7ef986360b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.14.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling jemallocator v0.5.4
[INFO] [stderr]    Compiling photondb-engine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.44s
[INFO] running `Command { std: "docker" "inspect" "62daeec4499f4940bba976500cb5f34c47c2f97d2c63b3df7446f7ef986360b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62daeec4499f4940bba976500cb5f34c47c2f97d2c63b3df7446f7ef986360b2", kill_on_drop: false }`
[INFO] [stdout] 62daeec4499f4940bba976500cb5f34c47c2f97d2c63b3df7446f7ef986360b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04c13579ae979f2f4d57c7cf2f338c1eeacdde203a4c8272a6d7e33e59af30d
[INFO] running `Command { std: "docker" "start" "-a" "d04c13579ae979f2f4d57c7cf2f338c1eeacdde203a4c8272a6d7e33e59af30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling photondb-engine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "d04c13579ae979f2f4d57c7cf2f338c1eeacdde203a4c8272a6d7e33e59af30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04c13579ae979f2f4d57c7cf2f338c1eeacdde203a4c8272a6d7e33e59af30d", kill_on_drop: false }`
[INFO] [stdout] d04c13579ae979f2f4d57c7cf2f338c1eeacdde203a4c8272a6d7e33e59af30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc83301474315d820668f0e47c770b5e868786c7da9e91d93eb130bc84047928
[INFO] running `Command { std: "docker" "start" "-a" "cc83301474315d820668f0e47c770b5e868786c7da9e91d93eb130bc84047928", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             Box::from_raw(ptr);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:189:25
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         Box::from_raw(child);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         let _ = Box::from_raw(child);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             Box::from_raw(ptr);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:189:25
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         Box::from_raw(child);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         let _ = Box::from_raw(child);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `photondb-engine` (lib) generated 4 warnings
[INFO] [stderr] warning: `photondb-engine` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/photondb_engine-a8c2b7d39ab6e24f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tree::page::base_page::tests::page ... ok
[INFO] [stdout] test tree::page::iter::tests::bounded_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::merging_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::option_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::slice_iter ... ok
[INFO] [stdout] test tree::page::sorted_page::tests::data_page ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tree::pagetable::tests::alloc' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/photondb_engine-a8c2b7d39ab6e24f` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "cc83301474315d820668f0e47c770b5e868786c7da9e91d93eb130bc84047928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc83301474315d820668f0e47c770b5e868786c7da9e91d93eb130bc84047928", kill_on_drop: false }`
[INFO] [stdout] cc83301474315d820668f0e47c770b5e868786c7da9e91d93eb130bc84047928
[INFO] testing photondb-engine-0.0.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate photondb-engine 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate photondb-engine 0.0.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate photondb-engine 0.0.1
[INFO] finished tweaking crates.io crate photondb-engine 0.0.1
[INFO] tweaked toml for crates.io crate photondb-engine 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b67731edd7305f85c8c799d71101103bf5f31c17211b11c633ebcf4ec8a8917
[INFO] running `Command { std: "docker" "start" "-a" "7b67731edd7305f85c8c799d71101103bf5f31c17211b11c633ebcf4ec8a8917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b67731edd7305f85c8c799d71101103bf5f31c17211b11c633ebcf4ec8a8917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b67731edd7305f85c8c799d71101103bf5f31c17211b11c633ebcf4ec8a8917", kill_on_drop: false }`
[INFO] [stdout] 7b67731edd7305f85c8c799d71101103bf5f31c17211b11c633ebcf4ec8a8917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6048e053bc01789368030715fdd3a6cb544ba684d1ed05263c3c8625e8708585
[INFO] running `Command { std: "docker" "start" "-a" "6048e053bc01789368030715fdd3a6cb544ba684d1ed05263c3c8625e8708585", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bumpalo v3.14.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling jemallocator v0.5.4
[INFO] [stderr]    Compiling photondb-engine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.72s
[INFO] running `Command { std: "docker" "inspect" "6048e053bc01789368030715fdd3a6cb544ba684d1ed05263c3c8625e8708585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6048e053bc01789368030715fdd3a6cb544ba684d1ed05263c3c8625e8708585", kill_on_drop: false }`
[INFO] [stdout] 6048e053bc01789368030715fdd3a6cb544ba684d1ed05263c3c8625e8708585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 647220e6e77709cf646effce797199491a3d06a5a828570e76406239b45c2070
[INFO] running `Command { std: "docker" "start" "-a" "647220e6e77709cf646effce797199491a3d06a5a828570e76406239b45c2070", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling photondb-engine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             Box::from_raw(ptr);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/tree/pagetable.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         Box::from_raw(child);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                         let _ = Box::from_raw(child);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "647220e6e77709cf646effce797199491a3d06a5a828570e76406239b45c2070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647220e6e77709cf646effce797199491a3d06a5a828570e76406239b45c2070", kill_on_drop: false }`
[INFO] [stdout] 647220e6e77709cf646effce797199491a3d06a5a828570e76406239b45c2070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54aab8871ce505f958e077efa07cf5204ab3d2850a7ae04c31c63dcec7ec621c
[INFO] running `Command { std: "docker" "start" "-a" "54aab8871ce505f958e077efa07cf5204ab3d2850a7ae04c31c63dcec7ec621c", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             Box::from_raw(ptr);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:189:25
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         Box::from_raw(child);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 210 | define_level!(L1, L0<FANOUT>, L0_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         let _ = Box::from_raw(child);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             Box::from_raw(ptr);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 160 |                             let _ = Box::from_raw(ptr);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/tree/pagetable.rs:189:25
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         Box::from_raw(child);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 211 | define_level!(L2, L1<FANOUT>, L1_FANOUT);
[INFO] [stderr]     | ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: this warning originates in the macro `define_level` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 189 |                         let _ = Box::from_raw(child);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `photondb-engine` (lib) generated 4 warnings
[INFO] [stderr] warning: `photondb-engine` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/photondb_engine-240cc5c4f40cfb3d)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tree::page::base_page::tests::page ... ok
[INFO] [stdout] test tree::page::iter::tests::bounded_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::slice_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::option_iter ... ok
[INFO] [stdout] test tree::page::iter::tests::merging_iter ... ok
[INFO] [stdout] test tree::page::sorted_page::tests::data_page ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tree::pagetable::tests::index' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/photondb_engine-240cc5c4f40cfb3d` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "54aab8871ce505f958e077efa07cf5204ab3d2850a7ae04c31c63dcec7ec621c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54aab8871ce505f958e077efa07cf5204ab3d2850a7ae04c31c63dcec7ec621c", kill_on_drop: false }`
[INFO] [stdout] 54aab8871ce505f958e077efa07cf5204ab3d2850a7ae04c31c63dcec7ec621c
