[INFO] cloning repository https://github.com/radu-matei/wal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radu-matei/wal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradu-matei%2Fwal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradu-matei%2Fwal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 677c5243052109b5960fb27c3543467d3adfbf7c
[INFO] testing radu-matei/wal against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradu-matei%2Fwal" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/radu-matei/wal on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/radu-matei/wal
[INFO] finished tweaking git repo https://github.com/radu-matei/wal
[INFO] tweaked toml for git repo https://github.com/radu-matei/wal written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/radu-matei/wal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11ef4ff922a15771bc2efaa6d8edc29707785f2b66a65d53fdc1d673c01de1f7
[INFO] running `Command { std: "docker" "start" "-a" "11ef4ff922a15771bc2efaa6d8edc29707785f2b66a65d53fdc1d673c01de1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ef4ff922a15771bc2efaa6d8edc29707785f2b66a65d53fdc1d673c01de1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ef4ff922a15771bc2efaa6d8edc29707785f2b66a65d53fdc1d673c01de1f7", kill_on_drop: false }`
[INFO] [stdout] 11ef4ff922a15771bc2efaa6d8edc29707785f2b66a65d53fdc1d673c01de1f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50a9a6160ce160f1a29deb53240fb3f61bbcaac930122907492f8920e8c703c3
[INFO] running `Command { std: "docker" "start" "-a" "50a9a6160ce160f1a29deb53240fb3f61bbcaac930122907492f8920e8c703c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling wal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ReadBytesExt`
[INFO] [stdout]  --> src/code.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `result`
[INFO] [stdout]  --> src/code.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error, fmt, io, result};
[INFO] [stdout]   |           ^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `lexer::Lexer`, `parser::Parser`
[INFO] [stdout]  --> src/eval.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lexer::Lexer,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 7 |     object::{Environment, Function, Object},
[INFO] [stdout] 8 |     parser::Parser,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token`
[INFO] [stdout]  --> src/repl.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{eval, lexer, object, parser, token};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             _ => Err(CodeError::UknownOpCode(format!(
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/code.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse(buf: &[u8]) -> Result<Self, CodeError> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/compiler.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn compile(&mut self, node: Node) -> Result<(), CompilerError> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/code.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     One = 1,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "50a9a6160ce160f1a29deb53240fb3f61bbcaac930122907492f8920e8c703c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a9a6160ce160f1a29deb53240fb3f61bbcaac930122907492f8920e8c703c3", kill_on_drop: false }`
[INFO] [stdout] 50a9a6160ce160f1a29deb53240fb3f61bbcaac930122907492f8920e8c703c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66fab15be26a1f658e16fcdc84166d1a6f75ccbfbb1bb46ccd400f7955ca6141
[INFO] running `Command { std: "docker" "start" "-a" "66fab15be26a1f658e16fcdc84166d1a6f75ccbfbb1bb46ccd400f7955ca6141", kill_on_drop: false }`
[INFO] [stderr]    Compiling wal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ReadBytesExt`
[INFO] [stdout]  --> src/code.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `result`
[INFO] [stdout]  --> src/code.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error, fmt, io, result};
[INFO] [stdout]   |           ^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `lexer::Lexer`, `parser::Parser`
[INFO] [stdout]  --> src/eval.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lexer::Lexer,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 7 |     object::{Environment, Function, Object},
[INFO] [stdout] 8 |     parser::Parser,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token`
[INFO] [stdout]  --> src/repl.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{eval, lexer, object, parser, token};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             _ => Err(CodeError::UknownOpCode(format!(
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/code.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse(buf: &[u8]) -> Result<Self, CodeError> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/compiler.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn compile(&mut self, node: Node) -> Result<(), CompilerError> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/code.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     One = 1,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadBytesExt`
[INFO] [stdout]  --> src/code.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `result`
[INFO] [stdout]  --> src/code.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error, fmt, io, result};
[INFO] [stdout]   |           ^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token`
[INFO] [stdout]  --> src/repl.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{eval, lexer, object, parser, token};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             _ => Err(CodeError::UknownOpCode(format!(
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/code.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse(buf: &[u8]) -> Result<Self, CodeError> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/compiler.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn compile(&mut self, node: Node) -> Result<(), CompilerError> {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/code.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     One = 1,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "66fab15be26a1f658e16fcdc84166d1a6f75ccbfbb1bb46ccd400f7955ca6141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fab15be26a1f658e16fcdc84166d1a6f75ccbfbb1bb46ccd400f7955ca6141", kill_on_drop: false }`
[INFO] [stdout] 66fab15be26a1f658e16fcdc84166d1a6f75ccbfbb1bb46ccd400f7955ca6141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4c2751a7f02d8519feefb7f1a07e110161b504485a832c9a7415b6033293efa
[INFO] running `Command { std: "docker" "start" "-a" "a4c2751a7f02d8519feefb7f1a07e110161b504485a832c9a7415b6033293efa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stdout] running 17 tests
[INFO] [stderr]  --> src/code.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stderr]   |                            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `result`
[INFO] [stderr]  --> src/code.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{error, fmt, io, result};
[INFO] [stderr]   |           ^^^^^           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `lexer::Lexer`, `parser::Parser`
[INFO] [stderr]  --> src/eval.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     lexer::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 7 |     object::{Environment, Function, Object},
[INFO] [stderr] 8 |     parser::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/repl.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{eval, lexer, object, parser, token};
[INFO] [stderr]   |                                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/code.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             _ => Err(CodeError::UknownOpCode(format!(
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/code.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn parse(buf: &[u8]) -> Result<Self, CodeError> {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/compiler.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn compile(&mut self, node: Node) -> Result<(), CompilerError> {
[INFO] [stderr]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `One`
[INFO] [stderr]   --> src/code.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     One = 1,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stderr]  --> src/code.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stderr]   |                            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `result`
[INFO] [stderr]  --> src/code.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{error, fmt, io, result};
[INFO] [stderr]   |           ^^^^^           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/repl.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{eval, lexer, object, parser, token};
[INFO] [stderr]   |                                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/code.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             _ => Err(CodeError::UknownOpCode(format!(
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/code.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn parse(buf: &[u8]) -> Result<Self, CodeError> {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/compiler.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn compile(&mut self, node: Node) -> Result<(), CompilerError> {
[INFO] [stderr]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `One`
[INFO] [stderr]   --> src/code.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     One = 1,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wal-9dc8e5175f7a1073)
[INFO] [stdout] test code::code_make_instruction ... ok
[INFO] [stdout] test lexer::test_next_token ... ok
[INFO] [stdout] test eval::evaluate_return_expression ... ok
[INFO] [stdout] test parser::test_parse_call_expressions ... ok
[INFO] [stdout] test parser::test_identifier_expression ... ok
[INFO] [stdout] test parser::test_let_statement ... ok
[INFO] [stdout] test parser::test_infix_expression ... ok
[INFO] [stdout] test parser::test_prefix_expression ... ok
[INFO] [stdout] test parser::test_return_statement ... ok
[INFO] [stdout] test parser::test_operator_precedence ... ok
[INFO] [stdout] test eval::evaluate_let_statement ... ok
[INFO] [stdout] test parser::parse_if_expression ... ok
[INFO] [stdout] test eval::evaluate_boolean_expression ... ok
[INFO] [stdout] test eval::evaluate_eq_expression ... ok
[INFO] [stdout] test eval::evaluate_function_application ... ok
[INFO] [stdout] test eval::evaluate_if_expression ... ok
[INFO] [stdout] test eval::evaluate_integer_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wal-3720a4973686d4ac)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wal
[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" "a4c2751a7f02d8519feefb7f1a07e110161b504485a832c9a7415b6033293efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c2751a7f02d8519feefb7f1a07e110161b504485a832c9a7415b6033293efa", kill_on_drop: false }`
[INFO] [stdout] a4c2751a7f02d8519feefb7f1a07e110161b504485a832c9a7415b6033293efa