[INFO] cloning repository https://github.com/huseyinyilmaz/goldfish
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huseyinyilmaz/goldfish" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuseyinyilmaz%2Fgoldfish", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuseyinyilmaz%2Fgoldfish'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee44cfc4b819c384915f8013f7c4a86c418496f3
[INFO] testing huseyinyilmaz/goldfish against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuseyinyilmaz%2Fgoldfish" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huseyinyilmaz/goldfish on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huseyinyilmaz/goldfish
[INFO] finished tweaking git repo https://github.com/huseyinyilmaz/goldfish
[INFO] tweaked toml for git repo https://github.com/huseyinyilmaz/goldfish written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/huseyinyilmaz/goldfish already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.19
[INFO] [stderr]   Downloaded nb-connect v1.0.3
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8f33e0c3f6d091f7a6787b08e28a974f1219dc053b30f855f5f73716c46d96d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8f33e0c3f6d091f7a6787b08e28a974f1219dc053b30f855f5f73716c46d96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8f33e0c3f6d091f7a6787b08e28a974f1219dc053b30f855f5f73716c46d96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f33e0c3f6d091f7a6787b08e28a974f1219dc053b30f855f5f73716c46d96d", kill_on_drop: false }`
[INFO] [stdout] d8f33e0c3f6d091f7a6787b08e28a974f1219dc053b30f855f5f73716c46d96d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4efc2d237ba4230b9a1b568b9f7b3663ac5f3b0a83b0a700598e77e2c5ca50bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4efc2d237ba4230b9a1b568b9f7b3663ac5f3b0a83b0a700598e77e2c5ca50bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling nb-connect v1.0.3
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling goldfish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::io::Read`
[INFO] [stdout]  --> src/handler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::Write`
[INFO] [stdout]  --> src/handler.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::BufReader`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::net::TcpStream`
[INFO] [stdout]  --> src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::stream::Stream`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::stream::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ContextError`, `ErrorKind`, `ParseError`, `VerboseError`, `anychar`, `context`, `convert_error`, `eof`, `multi::many1`
[INFO] [stdout]   --> src/parser.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 |     character::complete::{alphanumeric1, anychar, space1},
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 12 |     eof,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     error::{context, convert_error, ContextError, ErrorKind, ParseError, VerboseError},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 14 |     multi::many1,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/parser.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let (input, key) = parse_key(input)?;
[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: `buf_size`
[INFO] [stdout]   --> src/parser.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let buf_size = reader.read_until(b'\n', &mut buf).await;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version_text`
[INFO] [stdout]   --> src/parser.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let version_text: Vec<u8> = b"version\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `quit_text`
[INFO] [stdout]   --> src/parser.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let quit_text: Vec<u8> = b"quit\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/command.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_key`
[INFO] [stdout]   --> src/parser.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn parse_key(input: &[u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_get`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn parse_get(input: &[u8]) -> IResult<&[u8], Command> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Set`
[INFO] [stdout]  --> src/command.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Set,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]  --> src/command.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Add,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Replace`
[INFO] [stdout]  --> src/command.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Replace,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Append`
[INFO] [stdout]  --> src/command.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Append,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prepend`
[INFO] [stdout]  --> src/command.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Prepend,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cas`
[INFO] [stdout]  --> src/command.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Cas,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Get`
[INFO] [stdout]   --> src/command.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Get,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gets`
[INFO] [stdout]   --> src/command.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Gets,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gat`
[INFO] [stdout]   --> src/command.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Gat,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gats`
[INFO] [stdout]   --> src/command.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Gats,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_newline`
[INFO] [stdout]   --> src/command.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.67s
[INFO] running `Command { std: "docker" "inspect" "4efc2d237ba4230b9a1b568b9f7b3663ac5f3b0a83b0a700598e77e2c5ca50bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efc2d237ba4230b9a1b568b9f7b3663ac5f3b0a83b0a700598e77e2c5ca50bd", kill_on_drop: false }`
[INFO] [stdout] 4efc2d237ba4230b9a1b568b9f7b3663ac5f3b0a83b0a700598e77e2c5ca50bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a56a05be338d7dbf95c5f46c28966b3111d6da53e3b7f84c3ddac755c1e10994
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a56a05be338d7dbf95c5f46c28966b3111d6da53e3b7f84c3ddac755c1e10994", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `async_std::io::Read`
[INFO] [stdout]  --> src/handler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::Write`
[INFO] [stdout]  --> src/handler.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::BufReader`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::net::TcpStream`
[INFO] [stdout]  --> src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::stream::Stream`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::stream::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ContextError`, `ErrorKind`, `ParseError`, `VerboseError`, `anychar`, `context`, `convert_error`, `eof`, `multi::many1`
[INFO] [stdout]   --> src/parser.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 |     character::complete::{alphanumeric1, anychar, space1},
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 12 |     eof,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     error::{context, convert_error, ContextError, ErrorKind, ParseError, VerboseError},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 14 |     multi::many1,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/parser.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let (input, key) = parse_key(input)?;
[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: `buf_size`
[INFO] [stdout]   --> src/parser.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let buf_size = reader.read_until(b'\n', &mut buf).await;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version_text`
[INFO] [stdout]   --> src/parser.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let version_text: Vec<u8> = b"version\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `quit_text`
[INFO] [stdout]   --> src/parser.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let quit_text: Vec<u8> = b"quit\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/command.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_key`
[INFO] [stdout]   --> src/parser.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn parse_key(input: &[u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_get`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn parse_get(input: &[u8]) -> IResult<&[u8], Command> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Set`
[INFO] [stdout]  --> src/command.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Set,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]  --> src/command.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Add,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Replace`
[INFO] [stdout]  --> src/command.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Replace,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Append`
[INFO] [stdout]  --> src/command.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Append,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prepend`
[INFO] [stdout]  --> src/command.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Prepend,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cas`
[INFO] [stdout]  --> src/command.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Cas,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Get`
[INFO] [stdout]   --> src/command.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Get,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gets`
[INFO] [stdout]   --> src/command.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Gets,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gat`
[INFO] [stdout]   --> src/command.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Gat,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gats`
[INFO] [stdout]   --> src/command.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Gats,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_newline`
[INFO] [stdout]   --> src/command.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling goldfish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::io::Read`
[INFO] [stdout]  --> src/handler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::Write`
[INFO] [stdout]  --> src/handler.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::BufReader`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::net::TcpStream`
[INFO] [stdout]  --> src/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::stream::Stream`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::stream::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ContextError`, `ErrorKind`, `ParseError`, `VerboseError`, `anychar`, `context`, `convert_error`, `eof`, `multi::many1`
[INFO] [stdout]   --> src/parser.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 |     character::complete::{alphanumeric1, anychar, space1},
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 12 |     eof,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     error::{context, convert_error, ContextError, ErrorKind, ParseError, VerboseError},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 14 |     multi::many1,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/parser.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let (input, key) = parse_key(input)?;
[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: `buf_size`
[INFO] [stdout]   --> src/parser.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let buf_size = reader.read_until(b'\n', &mut buf).await;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version_text`
[INFO] [stdout]   --> src/parser.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let version_text: Vec<u8> = b"version\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `quit_text`
[INFO] [stdout]   --> src/parser.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let quit_text: Vec<u8> = b"quit\r\n".to_vec();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/command.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_key`
[INFO] [stdout]   --> src/parser.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn parse_key(input: &[u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_get`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn parse_get(input: &[u8]) -> IResult<&[u8], Command> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Set`
[INFO] [stdout]  --> src/command.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Set,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]  --> src/command.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Add,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Replace`
[INFO] [stdout]  --> src/command.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Replace,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Append`
[INFO] [stdout]  --> src/command.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Append,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prepend`
[INFO] [stdout]  --> src/command.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Prepend,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cas`
[INFO] [stdout]  --> src/command.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Cas,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Get`
[INFO] [stdout]   --> src/command.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Get,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gets`
[INFO] [stdout]   --> src/command.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Gets,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gat`
[INFO] [stdout]   --> src/command.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Gat,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Gats`
[INFO] [stdout]   --> src/command.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Gats,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_newline`
[INFO] [stdout]   --> src/command.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "a56a05be338d7dbf95c5f46c28966b3111d6da53e3b7f84c3ddac755c1e10994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56a05be338d7dbf95c5f46c28966b3111d6da53e3b7f84c3ddac755c1e10994", kill_on_drop: false }`
[INFO] [stdout] a56a05be338d7dbf95c5f46c28966b3111d6da53e3b7f84c3ddac755c1e10994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01cd6fd7e29e94a16ece13c57f42fc0b268792e914e67e64f2e9385dad4e09f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "01cd6fd7e29e94a16ece13c57f42fc0b268792e914e67e64f2e9385dad4e09f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `async_std::io::Read`
[INFO] [stderr]  --> src/handler.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use async_std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_std::io::Write`
[INFO] [stderr]  --> src/handler.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use async_std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_std::io::BufReader`
[INFO] [stderr]  --> src/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use async_std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_std::net::TcpStream`
[INFO] [stderr]  --> src/parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use async_std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_std::stream::Stream`
[INFO] [stderr]  --> src/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use async_std::stream::Stream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ContextError`, `ErrorKind`, `ParseError`, `VerboseError`, `anychar`, `context`, `convert_error`, `eof`, `multi::many1`
[INFO] [stderr]   --> src/parser.rs:11:42
[INFO] [stderr]    |
[INFO] [stderr] 11 |     character::complete::{alphanumeric1, anychar, space1},
[INFO] [stderr]    |                                          ^^^^^^^
[INFO] [stderr] 12 |     eof,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 13 |     error::{context, convert_error, ContextError, ErrorKind, ParseError, VerboseError},
[INFO] [stderr]    |             ^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 14 |     multi::many1,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/parser.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let (input, key) = parse_key(input)?;
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf_size`
[INFO] [stderr]   --> src/parser.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let buf_size = reader.read_until(b'\n', &mut buf).await;
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version_text`
[INFO] [stderr]   --> src/parser.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         let version_text: Vec<u8> = b"version\r\n".to_vec();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `quit_text`
[INFO] [stderr]   --> src/parser.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let quit_text: Vec<u8> = b"quit\r\n".to_vec();
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/command.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_key`
[INFO] [stderr]   --> src/parser.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn parse_key(input: &[u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_get`
[INFO] [stderr]   --> src/parser.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn parse_get(input: &[u8]) -> IResult<&[u8], Command> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/parser.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]  --> src/command.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Set,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Add`
[INFO] [stderr]  --> src/command.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Add,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Replace`
[INFO] [stderr]  --> src/command.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Replace,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Append`
[INFO] [stderr]  --> src/command.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Append,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Prepend`
[INFO] [stderr]  --> src/command.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Prepend,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cas`
[INFO] [stderr]  --> src/command.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Cas,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Get`
[INFO] [stderr]   --> src/command.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Get,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Gets`
[INFO] [stderr]   --> src/command.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Gets,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Gat`
[INFO] [stderr]   --> src/command.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Gat,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Gats`
[INFO] [stderr]   --> src/command.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Gats,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_newline`
[INFO] [stderr]   --> src/command.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn remove_newline(s: &str) {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `goldfish` (lib) generated 25 warnings
[INFO] [stderr] warning: `goldfish` (lib test) generated 25 warnings (25 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/goldfish-9cc862c265f02d6a)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parser::tests::parse_quit_and_version ... ok
[INFO] [stdout] test parser::tests::parse_version ... ok
[INFO] [stdout] test parser::tests::parse_quit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/goldfish-1b7797ac3da949c5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests goldfish
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01cd6fd7e29e94a16ece13c57f42fc0b268792e914e67e64f2e9385dad4e09f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cd6fd7e29e94a16ece13c57f42fc0b268792e914e67e64f2e9385dad4e09f5", kill_on_drop: false }`
[INFO] [stdout] 01cd6fd7e29e94a16ece13c57f42fc0b268792e914e67e64f2e9385dad4e09f5