[INFO] cloning repository https://github.com/3cham/bplus-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3cham/bplus-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3cham%2Fbplus-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3cham%2Fbplus-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5a55060f89d116d996de4189df0b8223db92fab
[INFO] checking 3cham/bplus-tree against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3cham%2Fbplus-tree" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/3cham/bplus-tree
[INFO] finished tweaking git repo https://github.com/3cham/bplus-tree
[INFO] tweaked toml for git repo https://github.com/3cham/bplus-tree written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/3cham/bplus-tree on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/3cham/bplus-tree 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 945d8d2d690e59aa0b5b3fc339b1b7bed1d64541c951b4cdbe66bcdb5c53a866
[INFO] running `Command { std: "docker" "start" "-a" "945d8d2d690e59aa0b5b3fc339b1b7bed1d64541c951b4cdbe66bcdb5c53a866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945d8d2d690e59aa0b5b3fc339b1b7bed1d64541c951b4cdbe66bcdb5c53a866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945d8d2d690e59aa0b5b3fc339b1b7bed1d64541c951b4cdbe66bcdb5c53a866", kill_on_drop: false }`
[INFO] [stdout] 945d8d2d690e59aa0b5b3fc339b1b7bed1d64541c951b4cdbe66bcdb5c53a866
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f6e7bc5b3971f2a658c6f53da01ab4b51cf355eaddadcd95bc20a50f539cccd
[INFO] running `Command { std: "docker" "start" "-a" "7f6e7bc5b3971f2a658c6f53da01ab4b51cf355eaddadcd95bc20a50f539cccd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking clap_builder v4.5.43
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking bplus_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking clap v4.5.43
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.142
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stdout] warning: unused import: `BenchmarkId`
[INFO] [stdout]  --> benches/my_bench.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use criterion::{BenchmarkId, Criterion, criterion_group, criterion_main};
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> benches/my_bench.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut st = BTreeMap::<u32, u32>::new();
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `st`
[INFO] [stdout]   --> benches/my_bench.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut st = BTreeMap::<u32, u32>::new();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_st`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bench_get` is never used
[INFO] [stdout]  --> benches/my_bench.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn bench_get(c: &mut Criterion) {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bench_insert` is never used
[INFO] [stdout]   --> benches/my_bench.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn bench_insert(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.60s
[INFO] running `Command { std: "docker" "inspect" "7f6e7bc5b3971f2a658c6f53da01ab4b51cf355eaddadcd95bc20a50f539cccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6e7bc5b3971f2a658c6f53da01ab4b51cf355eaddadcd95bc20a50f539cccd", kill_on_drop: false }`
[INFO] [stdout] 7f6e7bc5b3971f2a658c6f53da01ab4b51cf355eaddadcd95bc20a50f539cccd
