[INFO] cloning repository https://github.com/loxp/kvd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loxp/kvd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floxp%2Fkvd"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floxp%2Fkvd'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16b1a5205420dc5f283a3050843a028806b6bf51
[INFO] checking loxp/kvd against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floxp%2Fkvd" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loxp/kvd on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-10/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 708fda37cc74e67b85fff75b1d605d5a4104fdedee1d279061366237c0f4422a
[INFO] running `"docker" "start" "-a" "708fda37cc74e67b85fff75b1d605d5a4104fdedee1d279061366237c0f4422a"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-stdlog v4.0.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking kvd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert_cmd v0.11.1
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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:59:1
[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: method is never used: `new`
[INFO] [stderr]    --> src/engine/bitcask.rs:276:5
[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: 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: `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: consider prefixing with an underscore: `_log_level`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[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] error[E0061]: this function takes 2 parameters but 1 parameter was supplied
[INFO] [stderr]    --> src/server.rs:120:22
[INFO] [stderr]     |
[INFO] [stderr] 19  |     pub fn new(engine: T, port: u16) -> KvdResult<Server<T>> {
[INFO] [stderr]     |     -------------------------------------------------------- defined here
[INFO] [stderr] ...
[INFO] [stderr] 120 |         let server = Server::new(engine).unwrap();
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^ expected 2 parameters
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `kvd`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: consider prefixing with an underscore: `_log_level`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[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] error: build failed
[INFO] running `"docker" "inspect" "708fda37cc74e67b85fff75b1d605d5a4104fdedee1d279061366237c0f4422a"`
[INFO] running `"docker" "rm" "-f" "708fda37cc74e67b85fff75b1d605d5a4104fdedee1d279061366237c0f4422a"`
[INFO] [stdout] 708fda37cc74e67b85fff75b1d605d5a4104fdedee1d279061366237c0f4422a