[INFO] updating cached repository https://github.com/loxp/kvd [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 16b1a5205420dc5f283a3050843a028806b6bf51 [INFO] testing loxp/kvd against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floxp%2Fkvd" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loxp/kvd on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/loxp/kvd [INFO] finished tweaking git repo https://github.com/loxp/kvd [INFO] tweaked toml for git repo https://github.com/loxp/kvd written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/loxp/kvd already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d312d9d20ad44721b0aa5b99330684746c1304cfc2a89a4410e47a17e3d4f65e [INFO] running `"docker" "start" "-a" "d312d9d20ad44721b0aa5b99330684746c1304cfc2a89a4410e47a17e3d4f65e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling cc v1.0.41 [INFO] [stderr] Compiling arc-swap v0.3.11 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling serde_test v0.8.23 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling slog-scope v4.1.2 [INFO] [stderr] Compiling slog-async v2.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling crossbeam v0.7.2 [INFO] [stderr] Compiling slog-stdlog v4.0.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling serde-hjson v0.8.2 [INFO] [stderr] Compiling backtrace v0.3.35 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling slog-term v2.4.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.100 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling config v0.9.3 [INFO] [stderr] Compiling kvd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/engine/bitcask.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::FromUtf8Error` [INFO] [stderr] --> src/model.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::string::FromUtf8Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::engine::bitcask::BitcaskEngine` [INFO] [stderr] --> src/server.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::engine::bitcask::BitcaskEngine; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `config::Config` [INFO] [stderr] --> src/server.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use config::Config; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `stdin` [INFO] [stderr] --> src/server.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{stdin, BufRead, BufReader, BufWriter, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ipv4Addr` [INFO] [stderr] --> src/server.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::{Ipv4Addr, TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread` [INFO] [stderr] --> src/server.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | use std::{io, thread}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cmd_pos` [INFO] [stderr] --> src/engine/bitcask.rs:136:13 [INFO] [stderr] | [INFO] [stderr] 136 | let cmd_pos = self.file_store.write_command(cmd)?; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `read_size` [INFO] [stderr] --> src/engine/bitcask.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 213 | let read_size = wal_reader.read(data.as_mut_slice())?; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | fn from(e: io::Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:90:13 [INFO] [stderr] | [INFO] [stderr] 90 | fn from(e: serde_json::error::Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:98:13 [INFO] [stderr] | [INFO] [stderr] 98 | fn from(e: ConfigError) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | fn from(e: Utf8Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine/bitcask.rs:86:17 [INFO] [stderr] | [INFO] [stderr] 86 | let mut pos = reader.seek(SeekFrom::Start(0))?; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine/bitcask.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let mut wal_reader = self [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut reader = BufReader::new(&conn); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `StoreIndex` [INFO] [stderr] --> src/engine/bitcask.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 59 | struct StoreIndex { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/engine/bitcask.rs:276:12 [INFO] [stderr] | [INFO] [stderr] 276 | pub fn new() -> StoreIndex { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:38:21 [INFO] [stderr] | [INFO] [stderr] 38 | self.handle_conn(stream); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/kvd.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | let mut server = Server::new(engine, server_port)?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `log_level` [INFO] [stderr] --> src/bin/kvd.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let log_level = settings.get_str("log_level")?; // TODO: unused [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_level` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `"docker" "inspect" "d312d9d20ad44721b0aa5b99330684746c1304cfc2a89a4410e47a17e3d4f65e"` [INFO] running `"docker" "rm" "-f" "d312d9d20ad44721b0aa5b99330684746c1304cfc2a89a4410e47a17e3d4f65e"` [INFO] [stdout] d312d9d20ad44721b0aa5b99330684746c1304cfc2a89a4410e47a17e3d4f65e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 240ae1bfd155ae51fc4d74e35031829ec7dfe1b0508fe6891dbfccbd3f337955 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "240ae1bfd155ae51fc4d74e35031829ec7dfe1b0508fe6891dbfccbd3f337955"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/engine/bitcask.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::FromUtf8Error` [INFO] [stderr] --> src/model.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::string::FromUtf8Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::engine::bitcask::BitcaskEngine` [INFO] [stderr] --> src/server.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::engine::bitcask::BitcaskEngine; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `config::Config` [INFO] [stderr] --> src/server.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use config::Config; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `stdin` [INFO] [stderr] --> src/server.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{stdin, BufRead, BufReader, BufWriter, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ipv4Addr` [INFO] [stderr] --> src/server.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::{Ipv4Addr, TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread` [INFO] [stderr] --> src/server.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | use std::{io, thread}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cmd_pos` [INFO] [stderr] --> src/engine/bitcask.rs:136:13 [INFO] [stderr] | [INFO] [stderr] 136 | let cmd_pos = self.file_store.write_command(cmd)?; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `read_size` [INFO] [stderr] --> src/engine/bitcask.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 213 | let read_size = wal_reader.read(data.as_mut_slice())?; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | fn from(e: io::Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:90:13 [INFO] [stderr] | [INFO] [stderr] 90 | fn from(e: serde_json::error::Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:98:13 [INFO] [stderr] | [INFO] [stderr] 98 | fn from(e: ConfigError) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/model.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | fn from(e: Utf8Error) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine/bitcask.rs:86:17 [INFO] [stderr] | [INFO] [stderr] 86 | let mut pos = reader.seek(SeekFrom::Start(0))?; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine/bitcask.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let mut wal_reader = self [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut reader = BufReader::new(&conn); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `StoreIndex` [INFO] [stderr] --> src/engine/bitcask.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 59 | struct StoreIndex { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/engine/bitcask.rs:276:12 [INFO] [stderr] | [INFO] [stderr] 276 | pub fn new() -> StoreIndex { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:38:21 [INFO] [stderr] | [INFO] [stderr] 38 | self.handle_conn(stream); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/kvd.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | let mut server = Server::new(engine, server_port)?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `log_level` [INFO] [stderr] --> src/bin/kvd.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let log_level = settings.get_str("log_level")?; // TODO: unused [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_level` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling kvd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/engine/bitcask.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::FromUtf8Error` [INFO] [stderr] --> src/model.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::string::FromUtf8Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::engine::bitcask::BitcaskEngine` [INFO] [stderr] --> src/server.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::engine::bitcask::BitcaskEngine; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::model::KvdErrorKind::KeyNotFound` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::model::KvdErrorKind::KeyNotFound; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `config::Config` [INFO] [stderr] --> src/server.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use config::Config; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `stdin` [INFO] [stderr] --> src/server.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{stdin, BufRead, BufReader, BufWriter, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ipv4Addr` [INFO] [stderr] --> src/server.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::{Ipv4Addr, TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread` [INFO] [stderr] --> src/server.rs:11:15 [INFO] [stderr] | [INFO] [stderr] 11 | use std::{io, thread}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/kvd.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | let mut server = Server::new(engine, server_port)?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `log_level` [INFO] [stderr] --> src/bin/kvd.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let log_level = settings.get_str("log_level")?; // TODO: unused [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_level` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied [INFO] [stderr] --> src/server.rs:120:22 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn new(engine: T, port: u16) -> KvdResult> { [INFO] [stderr] | -------------------------------------------------------- defined here [INFO] [stderr] ... [INFO] [stderr] 120 | let server = Server::new(engine).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ ------ supplied 1 argument [INFO] [stderr] | | [INFO] [stderr] | expected 2 arguments [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 12 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0061`. [INFO] [stderr] error: could not compile `kvd`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "240ae1bfd155ae51fc4d74e35031829ec7dfe1b0508fe6891dbfccbd3f337955"` [INFO] running `"docker" "rm" "-f" "240ae1bfd155ae51fc4d74e35031829ec7dfe1b0508fe6891dbfccbd3f337955"` [INFO] [stdout] 240ae1bfd155ae51fc4d74e35031829ec7dfe1b0508fe6891dbfccbd3f337955