[INFO] cloning repository https://github.com/zhuguoliang/rLSM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhuguoliang/rLSM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuguoliang%2FrLSM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuguoliang%2FrLSM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa2da0671634c95ff0d630d0b43147434ec7c062
[INFO] checking zhuguoliang/rLSM against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuguoliang%2FrLSM" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zhuguoliang/rLSM
[INFO] finished tweaking git repo https://github.com/zhuguoliang/rLSM
[INFO] tweaked toml for git repo https://github.com/zhuguoliang/rLSM written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhuguoliang/rLSM on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zhuguoliang/rLSM 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rust-random/rand`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking zhuguoliang/rLSM against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuguoliang%2FrLSM" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zhuguoliang/rLSM
[INFO] finished tweaking git repo https://github.com/zhuguoliang/rLSM
[INFO] tweaked toml for git repo https://github.com/zhuguoliang/rLSM written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhuguoliang/rLSM on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zhuguoliang/rLSM 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.5.0
[INFO] [stderr]   Downloaded getrandom v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.43
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdd89c1ec475e7bd56d21ea841355566b14d848284ff4b86c1496d6a6dde27a2
[INFO] running `Command { std: "docker" "start" "-a" "cdd89c1ec475e7bd56d21ea841355566b14d848284ff4b86c1496d6a6dde27a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdd89c1ec475e7bd56d21ea841355566b14d848284ff4b86c1496d6a6dde27a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd89c1ec475e7bd56d21ea841355566b14d848284ff4b86c1496d6a6dde27a2", kill_on_drop: false }`
[INFO] [stdout] cdd89c1ec475e7bd56d21ea841355566b14d848284ff4b86c1496d6a6dde27a2
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a40f0a7411d3d42f2f800705eba33ca42972076e4deddb4fef04ba927b549a71
[INFO] running `Command { std: "docker" "start" "-a" "a40f0a7411d3d42f2f800705eba33ca42972076e4deddb4fef04ba927b549a71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0 (https://github.com/rust-random/rand#73ef869e)
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_hc v0.1.0 (https://github.com/rust-random/rand#73ef869e)
[INFO] [stderr]    Compiling rand_pcg v0.1.2 (https://github.com/rust-random/rand#73ef869e)
[INFO] [stderr]    Compiling rand v0.6.5 (https://github.com/rust-random/rand#73ef869e)
[INFO] [stderr]     Checking getrandom v0.1.1
[INFO] [stderr]     Checking database_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/lsm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/lsm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lsm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/lsm.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helper`
[INFO] [stdout]  --> src/lsm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use helper;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/lsm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `LSM_tree` should have an upper camel case name
[INFO] [stdout]   --> src/lsm.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct LSM_tree{
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `LsmTree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::thread_rng`
[INFO] [stdout]  --> src/bloom_filter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::thread_rng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/bloom_filter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bit_vec::BitVec`
[INFO] [stdout]  --> src/bloom_filter.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bit_vec::BitVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/component.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/lsm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/lsm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lsm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/lsm.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helper`
[INFO] [stdout]  --> src/lsm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use helper;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/lsm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `LSM_tree` should have an upper camel case name
[INFO] [stdout]   --> src/lsm.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct LSM_tree{
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `LsmTree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `currentpos`
[INFO] [stdout]   --> src/helper.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |         Ok(currentpos)=> ()
[INFO] [stdout]    |            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_currentpos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs_ne_size`
[INFO] [stdout]   --> src/lsm.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let cs_ne_size = nc + 2;
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cs_ne_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs_ne_size`
[INFO] [stdout]   --> src/lsm.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let cs_ne_size = nc + 2; 
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cs_ne_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `currentpos`
[INFO] [stdout]   --> src/helper.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |         Ok(currentpos)=> ()
[INFO] [stdout]    |            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_currentpos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub Cs_size:Vec<u64>, //size of component in sequence [C0, buffer, C1, C2,...]
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `C0` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub C0:Component,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:35:42
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn init(&mut self, name:&String, Cs_size:Vec<u64>, nc:usize,
[INFO] [stdout]    |                                          ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs_ne_size`
[INFO] [stdout]   --> src/lsm.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let cs_ne_size = nc + 2;
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cs_ne_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs_ne_size`
[INFO] [stdout]   --> src/lsm.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let cs_ne_size = nc + 2; 
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cs_ne_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ml`
[INFO] [stdout]    --> src/lsm.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let ml = LSM_tree::new(&name, Cs_size,Nc,filename_size,global_conf::VALUE_SIZE);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_ml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:59:30
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn new(name:&String, Cs_size:Vec<u64>, nc:usize,
[INFO] [stdout]    |                              ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub Cs_size:Vec<u64>, //size of component in sequence [C0, buffer, C1, C2,...]
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `C0` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub C0:Component,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:35:42
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn init(&mut self, name:&String, Cs_size:Vec<u64>, nc:usize,
[INFO] [stdout]    |                                          ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Cs_size` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:59:30
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn new(name:&String, Cs_size:Vec<u64>, nc:usize,
[INFO] [stdout]    |                              ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE` should have a snake case name
[INFO] [stdout]   --> src/lsm.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let SIZE:u64 = 1000;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Cs_size` should have a snake case name
[INFO] [stdout]    --> src/lsm.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let Cs_size = vec![SIZE, 3*SIZE, 9*SIZE, 27*SIZE, 
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cs_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Nc` should have a snake case name
[INFO] [stdout]    --> src/lsm.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let Nc = 7;
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `nc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_LSMTree_generation` should have a snake case name
[INFO] [stdout]    --> src/lsm.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn test_LSMTree_generation(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_lsmtree_generation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "a40f0a7411d3d42f2f800705eba33ca42972076e4deddb4fef04ba927b549a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40f0a7411d3d42f2f800705eba33ca42972076e4deddb4fef04ba927b549a71", kill_on_drop: false }`
[INFO] [stdout] a40f0a7411d3d42f2f800705eba33ca42972076e4deddb4fef04ba927b549a71
