[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 master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krottv/mutantdb on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[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" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c45d10adf11c7d107735c5443559090b077377a6cd4eba237c9eca68775a158
[INFO] running `Command { std: "docker" "start" "-a" "2c45d10adf11c7d107735c5443559090b077377a6cd4eba237c9eca68775a158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c45d10adf11c7d107735c5443559090b077377a6cd4eba237c9eca68775a158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c45d10adf11c7d107735c5443559090b077377a6cd4eba237c9eca68775a158", kill_on_drop: false }`
[INFO] [stdout] 2c45d10adf11c7d107735c5443559090b077377a6cd4eba237c9eca68775a158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c3dcd65ac50cb5983f14cac8f100feee894b10bc5013f3919df451c44a00b8c
[INFO] running `Command { std: "docker" "start" "-a" "2c3dcd65ac50cb5983f14cac8f100feee894b10bc5013f3919df451c44a00b8c", 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 autocfg v1.3.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling log v0.4.21
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[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.14
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
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[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling yansi v1.0.1
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[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.117
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[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking half v2.4.1
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[INFO] [stderr]     Checking clap_lex v0.7.1
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[INFO] [stderr]     Checking ciborium-ll v0.2.2
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking clap_builder v4.5.7
[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]     Checking termcolor v1.4.1
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[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking plotters v0.3.6
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[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.5.7
[INFO] [stderr]     Checking simplelog v0.12.2
[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 ouroboros_macro v0.18.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[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)]` 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)]` 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] [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)]` 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)]` 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)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.08s
[INFO] running `Command { std: "docker" "inspect" "2c3dcd65ac50cb5983f14cac8f100feee894b10bc5013f3919df451c44a00b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3dcd65ac50cb5983f14cac8f100feee894b10bc5013f3919df451c44a00b8c", kill_on_drop: false }`
[INFO] [stdout] 2c3dcd65ac50cb5983f14cac8f100feee894b10bc5013f3919df451c44a00b8c
