[INFO] cloning repository https://github.com/sarailQAQ/mini-lsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sarailQAQ/mini-lsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsarailQAQ%2Fmini-lsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsarailQAQ%2Fmini-lsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcdb9e091ed5ff060ba4b25cbc8952d7e3a00808
[INFO] checking sarailQAQ/mini-lsm against master#57f772f25c5ce2bd870d6f8c3ab318eaee5a3326 for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsarailQAQ%2Fmini-lsm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sarailQAQ/mini-lsm
[INFO] finished tweaking git repo https://github.com/sarailQAQ/mini-lsm
[INFO] tweaked toml for git repo https://github.com/sarailQAQ/mini-lsm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sarailQAQ/mini-lsm on toolchain 57f772f25c5ce2bd870d6f8c3ab318eaee5a3326
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sarailQAQ/mini-lsm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shared_thread v0.2.0
[INFO] [stderr]   Downloaded duct v1.1.1
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.3
[INFO] [stderr]   Downloaded shared_child v1.1.1
[INFO] [stderr]   Downloaded os_pipe v1.2.3
[INFO] [stderr]   Downloaded sigchld v0.2.4
[INFO] [stderr]   Downloaded console v0.16.3
[INFO] [stderr]   Downloaded moka v0.12.14
[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e21937ddf03ddecaec279e3a6072aba7740a67d4d49c404a9c2f91ff1379602
[INFO] running `Command { std: "docker" "start" "-a" "4e21937ddf03ddecaec279e3a6072aba7740a67d4d49c404a9c2f91ff1379602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e21937ddf03ddecaec279e3a6072aba7740a67d4d49c404a9c2f91ff1379602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e21937ddf03ddecaec279e3a6072aba7740a67d4d49c404a9c2f91ff1379602", kill_on_drop: false }`
[INFO] [stdout] 4e21937ddf03ddecaec279e3a6072aba7740a67d4d49c404a9c2f91ff1379602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8887e7ebbaf580ff48d3ceb92cb220c0b6b28fc963da6860f37be27ea636d4ad
[INFO] running `Command { std: "docker" "start" "-a" "8887e7ebbaf580ff48d3ceb92cb220c0b6b28fc963da6860f37be27ea636d4ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking farmhash v1.1.5
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking shared_thread v0.2.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]     Checking console v0.16.3
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking sigchld v0.2.4
[INFO] [stderr]     Checking shared_child v1.1.1
[INFO] [stderr]     Checking duct v1.1.1
[INFO] [stderr]     Checking moka v0.12.14
[INFO] [stderr]     Checking rustyline v17.0.2
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling ouroboros_macro v0.18.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking ouroboros v0.18.5
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking mini-lsm-xtask v0.2.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking mini-lsm-mvcc v0.2.0 (/opt/rustwide/workdir/mini-lsm-mvcc)
[INFO] [stderr]     Checking mini-lsm-starter v0.2.0 (/opt/rustwide/workdir/mini-lsm-starter)
[INFO] [stderr]     Checking mini-lsm v0.2.0 (/opt/rustwide/workdir/mini-lsm)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> mini-lsm-starter/src/iterators/merge_iterator.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         current.1.next();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let _ = current.1.next();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> mini-lsm-starter/src/iterators/merge_iterator.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         current.1.next();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let _ = current.1.next();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.85s
[INFO] running `Command { std: "docker" "inspect" "8887e7ebbaf580ff48d3ceb92cb220c0b6b28fc963da6860f37be27ea636d4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8887e7ebbaf580ff48d3ceb92cb220c0b6b28fc963da6860f37be27ea636d4ad", kill_on_drop: false }`
[INFO] [stdout] 8887e7ebbaf580ff48d3ceb92cb220c0b6b28fc963da6860f37be27ea636d4ad
