[INFO] cloning repository https://github.com/krottv/mutantdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krottv/mutantdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e3431f74adb4c12161da503b77e04ff5e51ad0
[INFO] checking krottv/mutantdb against try#d1d7143153307f561233bd4d93e2a3b24157b081 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/krottv/mutantdb
[INFO] finished tweaking git repo https://github.com/krottv/mutantdb
[INFO] tweaked toml for git repo https://github.com/krottv/mutantdb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krottv/mutantdb on toolchain d1d7143153307f561233bd4d93e2a3b24157b081
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krottv/mutantdb 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" "+d1d7143153307f561233bd4d93e2a3b24157b081" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca
[INFO] running `Command { std: "docker" "start" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
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[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling log v0.4.21
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[INFO] [stderr]    Compiling slab v0.4.9
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[INFO] [stderr]    Compiling serde_json v1.0.117
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[INFO] [stderr]     Checking num_cpus v1.16.0
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[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling tempfile v3.10.1
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[INFO] [stderr]     Checking clap v4.5.7
[INFO] [stderr]    Compiling prost-derive v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling ouroboros_macro v0.18.4
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling prost v0.12.4
[INFO] [stderr]     Checking ouroboros v0.18.4
[INFO] [stderr]    Compiling prost-types v0.12.4
[INFO] [stderr]    Compiling prost-build v0.12.4
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking mutantdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use] extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CoinFlipperHash {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prev` is never constructed
[INFO] [stdout]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Direction {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 36 |     Next,
[INFO] [stdout] 37 |     Prev,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_compaction_default` is never used
[INFO] [stdout]    --> src/core.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 185 | impl InnerCore {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 186 |     // flushing is sequential for now
[INFO] [stdout] 187 |     fn do_compaction_default(&self) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wal.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[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] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: constant `LARGE_VALUE_SIZE` is never used
[INFO] [stdout]   --> benches/bench_mutant.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const LARGE_VALUE_SIZE: usize = 4096;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use] extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CoinFlipperHash {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prev` is never constructed
[INFO] [stdout]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Direction {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 36 |     Next,
[INFO] [stdout] 37 |     Prev,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wal.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[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] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.27s
[INFO] running `Command { std: "docker" "inspect" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca", kill_on_drop: false }`
[INFO] [stdout] f1b6cccf379835a89b6f964364bf8c2a6c509fbc1eb91368e2d5fd24f91cafca
