[INFO] cloning repository https://github.com/rockit-ba/r_wisckey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rockit-ba/r_wisckey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockit-ba%2Fr_wisckey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockit-ba%2Fr_wisckey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ad2f8329fc2a56afaa503a27d8680b6a3d683e3 [INFO] checking rockit-ba/r_wisckey against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockit-ba%2Fr_wisckey" "/workspace/builds/worker-30/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rockit-ba/r_wisckey on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rockit-ba/r_wisckey [INFO] finished tweaking git repo https://github.com/rockit-ba/r_wisckey [INFO] tweaked toml for git repo https://github.com/rockit-ba/r_wisckey written to /workspace/builds/worker-30/source/Cargo.toml [INFO] crate git repo https://github.com/rockit-ba/r_wisckey already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/crossbeam-rs/crossbeam.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded error-code v2.3.0 [INFO] [stderr] Downloaded crossbeam v0.8.1 [INFO] [stderr] Downloaded crossbeam-queue v0.3.2 [INFO] [stderr] Downloaded clipboard-win v4.2.2 [INFO] [stderr] Downloaded rustyline v9.0.0 [INFO] [stderr] Downloaded str-buf v1.0.5 [INFO] [stderr] Downloaded env_logger v0.9.0 [INFO] [stderr] Downloaded rustyline-derive v0.5.0 [INFO] [stderr] Downloaded nix v0.22.2 [INFO] [stderr] Downloaded fd-lock v3.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfd69b7565bff3127f9eb33b142a92eb2bdc9c8c0e5ccaaa4f572071573b277b [INFO] running `Command { std: "docker" "start" "-a" "dfd69b7565bff3127f9eb33b142a92eb2bdc9c8c0e5ccaaa4f572071573b277b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfd69b7565bff3127f9eb33b142a92eb2bdc9c8c0e5ccaaa4f572071573b277b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfd69b7565bff3127f9eb33b142a92eb2bdc9c8c0e5ccaaa4f572071573b277b", kill_on_drop: false }` [INFO] [stdout] dfd69b7565bff3127f9eb33b142a92eb2bdc9c8c0e5ccaaa4f572071573b277b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e11e54b92a120959d0ad98c640b88a1ff6a90117d02450eba1e5f580b7860b47 [INFO] running `Command { std: "docker" "start" "-a" "e11e54b92a120959d0ad98c640b88a1ff6a90117d02450eba1e5f580b7860b47", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 (https://github.com/crossbeam-rs/crossbeam.git?branch=master#dba57a2c) [INFO] [stderr] Compiling serde_json v1.0.70 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 (https://github.com/crossbeam-rs/crossbeam.git?branch=master#dba57a2c) [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling crossbeam-skiplist v0.0.0 (https://github.com/crossbeam-rs/crossbeam.git?branch=master#dba57a2c) [INFO] [stderr] Compiling anyhow v1.0.45 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lexical-core v0.7.6 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.22.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking fd-lock v3.0.0 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Checking serde-hjson v0.9.1 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling rustyline-derive v0.5.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking rustyline v9.0.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking config v0.11.0 [INFO] [stderr] Checking r_wisckey v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Formatter` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DerefMut`, `Deref` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | use std::ops::{DerefMut, Deref}; [INFO] [stdout] | ^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | use std::borrow::{BorrowMut, Borrow}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Formatter` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DerefMut`, `Deref` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | use std::ops::{DerefMut, Deref}; [INFO] [stdout] | ^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | use std::borrow::{BorrowMut, Borrow}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | fn get(&self, key: &str) -> Result> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:75:20 [INFO] [stdout] | [INFO] [stdout] 75 | fn scan(&self, range: Scans) -> Result>> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:79:26 [INFO] [stdout] | [INFO] [stdout] 79 | fn remove(&mut self, key: &str) -> Result<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kv` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 232 | let kv = bincode::deserialize::(rest_data.as_slice())?; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_kv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | let a = ""; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest_data` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:376:13 [INFO] [stdout] | [INFO] [stdout] 376 | let rest_data = buffer.split_off(RECORD_HEADER_SIZE); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rest_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | fn get(&self, key: &str) -> Result> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:75:20 [INFO] [stdout] | [INFO] [stdout] 75 | fn scan(&self, range: Scans) -> Result>> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:79:26 [INFO] [stdout] | [INFO] [stdout] 79 | fn remove(&mut self, key: &str) -> Result<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kv` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 232 | let kv = bincode::deserialize::(rest_data.as_slice())?; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_kv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | let a = ""; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:370:13 [INFO] [stdout] | [INFO] [stdout] 370 | let mut file = File::open("log/1638262824241.xlog")?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mem_table` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | mem_table: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sst_writer` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | sst_writer: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sst_write_name` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | sst_write_name: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LOG_FILE_MAX_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | pub const LOG_FILE_MAX_SIZE:usize = 1024 * 1024 * 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `block_reader` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:165:5 [INFO] [stdout] | [INFO] [stdout] 165 | block_reader: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `kv_pair_byte` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | kv_pair_byte: ByteVec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `have_read_len` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:169:5 [INFO] [stdout] | [INFO] [stdout] 169 | have_read_len: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `recovery_data` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | recovery_data: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:174:12 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_log` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:196:12 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn read_log(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_block_process` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:207:4 [INFO] [stdout] | [INFO] [stdout] 207 | fn read_block_process(block_reader: &mut BufReader) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_record_process` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn read_record_process(buffer: &mut ByteVec) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mem_table` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | mem_table: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sst_writer` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | sst_writer: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:348:9 [INFO] [stdout] | [INFO] [stdout] 348 | File::open("a.txt")?.read_to_string(&mut str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sst_write_name` [INFO] [stdout] --> src/engines/lsm_log_engine/lsm_log.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | sst_write_name: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BLOCK_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | pub const BLOCK_SIZE:usize = 1024 * 32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `RECORD_HEADER_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | pub const RECORD_HEADER_SIZE:usize = 4 + 4 + 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LOG_FILE_MAX_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | pub const LOG_FILE_MAX_SIZE:usize = 1024 * 1024 * 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `SEQUENCE_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | pub const SEQUENCE_SIZE:usize = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DATA_TYPE_SIZE` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub const DATA_TYPE_SIZE:usize = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `block_writer` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | block_writer: BufWriter, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_record_type` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | last_record_type: RecordType, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data_rest_len` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | data_rest_len: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `block_writer_rest_len` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | block_writer_rest_len: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_records` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn add_records(&mut self,data: &Key, value: Option<&mut ByteVec>) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_process` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | fn add_process(&mut self, data_byte: &mut ByteVec) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_for_type` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:132:8 [INFO] [stdout] | [INFO] [stdout] 132 | fn write_for_type(&mut self, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `block_reader` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:165:5 [INFO] [stdout] | [INFO] [stdout] 165 | block_reader: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `kv_pair_byte` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | kv_pair_byte: ByteVec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `have_read_len` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:169:5 [INFO] [stdout] | [INFO] [stdout] 169 | have_read_len: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `recovery_data` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | recovery_data: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:174:12 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_log` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:196:12 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn read_log(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_block_process` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:207:4 [INFO] [stdout] | [INFO] [stdout] 207 | fn read_block_process(block_reader: &mut BufReader) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_record_process` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn read_record_process(buffer: &mut ByteVec) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:259:12 [INFO] [stdout] | [INFO] [stdout] 259 | pub fn new(checksum: u32, data_len: u32, _type: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/engines/lsm_log_engine/log_record.rs:304:12 [INFO] [stdout] | [INFO] [stdout] 304 | pub fn new(key: String, value: Option) -> (Self,Option) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 34 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/wisc_server.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut engine = LsmLogEngine::open()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/wisc_server.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut engine = LsmLogEngine::open()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "e11e54b92a120959d0ad98c640b88a1ff6a90117d02450eba1e5f580b7860b47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e11e54b92a120959d0ad98c640b88a1ff6a90117d02450eba1e5f580b7860b47", kill_on_drop: false }` [INFO] [stdout] e11e54b92a120959d0ad98c640b88a1ff6a90117d02450eba1e5f580b7860b47